Javascript 总结(常用工具类的封装)

女爷i 2022-05-19 08:42 264阅读 0赞

原文链接:http://dzblog.cn/article/5a6f48afad4db304be1e7a5f

JavaScript

1. type 类型判断







  1. isString (o) { //是否字符串
    return Object.prototype.toString.call(o).slice(8, -1) === String
    }

    isNumber (o) { //是否数字
    return Object.prototype.toString.call(o).slice(8, -1) === Number
    }

    isBoolean (o) { //是否boolean
    return Object.prototype.toString.call(o).slice(8, -1) === Boolean
    }

    isFunction (o) { //是否函数
    return Object.prototype.toString.call(o).slice(8, -1) === Function
    }

    isNull (o) { //是否为null
    return Object.prototype.toString.call(o).slice(8, -1) === Null
    }

    isUndefined (o) { //是否undefined
    return Object.prototype.toString.call(o).slice(8, -1) === Undefined
    }

    isObj (o) { //是否对象
    return Object.prototype.toString.call(o).slice(8, -1) === Object
    }

    isArray (o) { //是否数组
    return Object.prototype.toString.call(o).slice(8, -1) === Array
    }

    isDate (o) { //是否时间
    return Object.prototype.toString.call(o).slice(8, -1) === Date
    }

    isRegExp (o) { //是否正则
    return Object.prototype.toString.call(o).slice(8, -1) === RegExp
    }

    isError (o) { //是否错误对象
    return Object.prototype.toString.call(o).slice(8, -1) === Error
    }

    isSymbol (o) { //是否Symbol函数
    return Object.prototype.toString.call(o).slice(8, -1) === Symbol
    }

    isPromise (o) { //是否Promise对象
    return Object.prototype.toString.call(o).slice(8, -1) === Promise
    }

    isSet (o) { //是否Set对象
    return Object.prototype.toString.call(o).slice(8, -1) === Set
    }



    isFalse (o) {
    if (!o || o === null || o === undefined || o === false || o === NaN’) return true
    return false
    }

    isTrue (o) {
    return !this.isFalse(o)
    }

    isIos () {
    var u = navigator.userAgent;
    if (u.indexOf(‘Android’) > -1 || u.indexOf(‘Linux’) > -1) {//安卓手机
    // return “Android”;
    return false
    } else if (u.indexOf(‘iPhone’) > -1) {//苹果手机
    // return “iPhone”;
    return true
    } else if (u.indexOf(‘iPad’) > -1) {//iPad
    // return “iPad”;
    return false
    } else if (u.indexOf(‘Windows Phone’) > -1) {//winphone手机
    // return “Windows Phone”;
    return false
    }else{
    return false
    }
    }

    isPC () { //是否为PC端
    var userAgentInfo = navigator.userAgent;
    var Agents = [“Android”, iPhone”,
    SymbianOS”, Windows Phone”,
    iPad”, iPod”];
    var flag = true;
    for (var v = 0; v < Agents.length; v++) {
    if (userAgentInfo.indexOf(Agents[v]) > 0) {
    flag = false;
    break;
    }
    }
    return flag;
    }

    browserType(){
    var userAgent = navigator.userAgent; //取得浏览器的userAgent字符串
    var isOpera = userAgent.indexOf(“Opera”) > -1; //判断是否Opera浏览器
    var isIE = userAgent.indexOf(“compatible”) > -1 && userAgent.indexOf(“MSIE”) > -1 && !isOpera; //判断是否IE浏览器
    var isIE11 = userAgent.indexOf(‘Trident’) > -1 && userAgent.indexOf(“rv:11.0”) > -1;
    var isEdge = userAgent.indexOf(“Edge”) > -1 && !isIE; //判断是否IE的Edge浏览器
    var isFF = userAgent.indexOf(“Firefox”) > -1; //判断是否Firefox浏览器
    var isSafari = userAgent.indexOf(“Safari”) > -1 && userAgent.indexOf(“Chrome”) == -1; //判断是否Safari浏览器
    var isChrome = userAgent.indexOf(“Chrome”) > -1 && userAgent.indexOf(“Safari”) > -1; //判断Chrome浏览器

    if (isIE) {
    var reIE = new RegExp(“MSIE (\d+\.\d+);”);
    reIE.test(userAgent);
    var fIEVersion = parseFloat(RegExp[“$1”]);
    if(fIEVersion == 7) return IE7
    else if(fIEVersion == 8) return IE8”;
    else if(fIEVersion == 9) return IE9”;
    else if(fIEVersion == 10) return IE10”;
    else return IE7以下”//IE版本过低
    }
    if (isIE11) return IE11’;
    if (isEdge) return Edge”;
    if (isFF) return FF”;
    if (isOpera) return Opera”;
    if (isSafari) return Safari”;
    if (isChrome) return Chrome”;
    }

    checkStr (str, type) {
    switch (type) {
    case phone’: //手机号码
    return /^1[3|4|5|6|7|8|9][0-9]{9}$/.test(str);
    case tel’: //座机
    return /^(0\d{2,3}-\d{7,8})(-\d{1,4})?$/.test(str);
    case card’: //身份证
    return /(^\d{15}$)|(^\d{18}$)|(^\d{17}(\d|X|x)$)/.test(str);
    case pwd’: //密码以字母开头,长度在6~18之间,只能包含字母、数字和下划线
    return /^[a-zA-Z]\w{5,17}$/.test(str)
    case postal’: //邮政编码
    return /[1-9]\d{5}(?!\d)/.test(str);
    case QQ’: //QQ号
    return /^[1-9][0-9]{4,9}$/.test(str);
    case email’: //邮箱
    return /^[\w-]+(.[\w-]+)@[\w-]+(.[\w-]+)+$/.test(str);
    case money’: //金额(小数点2位)
    return /^\d
    (?:.\d{0,2})?$/.test(str);
    case URL’: //网址
    return /(http|ftp|https):\/\/[\w-]+(.[\w-]+)+([\w-.,@?^=%&:/~+#][\w-\@?^=%&/~+#])?/.test(str)
    case IP’: //IP
    return /((?:(?:25[0-5]|2[0-4]\d|[01]?\d?\d)\.){3}(?:25[0-5]|2[0-4]\d|[01]?\d?\d))/.test(str);
    case date’: //日期时间
    return /^(\d{4})-(\d{2})-(\d{2}) (\d{2})(?:\:\d{2}|:(\d{2}):(\d{2}))$/.test(str) || /^(\d{4})-(\d{2})-(\d{2})$/.test(str)
    case number’: //数字
    return /^[0-9]$/.test(str);
    case english’: //英文
    return /^[a-zA-Z]+$/.test(str);
    case chinese’: //中文
    return /^[\u4E00-\u9FA5]+$/.test(str);
    case lower’: //小写
    return /^[a-z]+$/.test(str);
    case upper’: //大写
    return /^[A-Z]+$/.test(str);
    case HTML’: //HTML标记
    return /<(“[^”]
    “|’[^’]‘|[^’”>])>/.test(str);
    default:
    return true;
    }

    // 严格的身份证校验
    isCardID(sId) {
    if (!/(^\d{15}$)|(^\d{17}(\d|X|x)$)/.test(sId)) {
    alert(‘你输入的身份证长度或格式错误’)
    return false
    }
    //身份证城市
    var aCity={11:”北京”,12:”天津”,13:”河北”,14:”山西”,15:”内蒙古”,21:”辽宁”,22:”吉林”,23:”黑龙江”,31:”上海”,32:”江苏”,33:”浙江”,34:”安徽”,35:”福建”,36:”江西”,37:”山东”,41:”河南”,42:”湖北”,43:”湖南”,44:”广东”,45:”广西”,46:”海南”,50:”重庆”,51:”四川”,52:”贵州”,53:”云南”,54:”西藏”,61:”陕西”,62:”甘肃”,63:”青海”,64:”宁夏”,65:”新疆”,71:”台湾”,81:”香港”,82:”澳门”,91:”国外”};
    if(!aCity[parseInt(sId.substr(0,2))]) {
    alert(‘你的身份证地区非法’)
    return false
    }

    // 出生日期验证
    var sBirthday=(sId.substr(6,4)+”-“+Number(sId.substr(10,2))+”-“+Number(sId.substr(12,2))).replace(/-/g,”/“),
    d = new Date(sBirthday)
    if(sBirthday != (d.getFullYear()+”/“+ (d.getMonth()+1) + “/“ + d.getDate())) {
    alert(‘身份证上的出生日期非法’)
    return false
    }

    // 身份证号码校验
    var sum = 0,
    weights = [7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2],
    codes = 10X98765432
    for (var i = 0; i < sId.length - 1; i++) {
    sum += sId[i] * weights[i];
    }
    var last = codes[sum % 11]; //计算出来的最后一位身份证号码
    if (sId[sId.length-1] != last) {
    alert(‘你输入的身份证号非法’)
    return false
    }

    return true
    }
    }

2. Date







  1. /
    格式化时间

  2. @param {time} 时间
  3. @param {cFormat} 格式
    @return {String} 字符串

  4. @example formatTime(‘2018-1-29’, ‘{y}/{m}/{d} {h}:{i}:{s}’) // -> 2018/01/29 00:00:00
  5. /
    formatTime(time, cFormat) {
    if (arguments.length === 0) return null
    if ((time + ‘’).length === 10) {
    time = +time * 1000
    }

    var format = cFormat || ‘{y}-{m}-{d} {h}:{i}:{s}’, date
    if (typeof time === object’) {
    date = time
    } else {
    date = new Date(time)
    }

    var formatObj = {
    y: date.getFullYear(),
    m: date.getMonth() + 1,
    d: date.getDate(),
    h: date.getHours(),
    i: date.getMinutes(),
    s: date.getSeconds(),
    a: date.getDay()
    }
    var time_str = format.replace(/{(y|m|d|h|i|s|a)+}/g, (result, key) => {
    var value = formatObj[key]
    if (key === a’) return [‘一’, ‘二’, ‘三’, ‘四’, ‘五’, ‘六’, ‘日’][value - 1]
    if (result.length > 0 && value < 10) {
    value = 0 + value
    }
    return value || 0
    })
    return time_str
    }


    /

    返回指定长度的月份集合

  6. @param {time} 时间
  7. @param {len} 长度
    @param {direction} 方向: 1: 前几个月; 2: 后几个月; 3:前后几个月 默认 3
  8. @return {Array} 数组
  9. @example getMonths(‘2018-1-29’, 6, 1) // -> [“2018-1”, “2017-12”, “2017-11”, “2017-10”, “2017-9”, “2017-8”, “2017-7”]
    /
    getMonths(time, len, direction) {
    var mm = new Date(time).getMonth(),
    yy = new Date(time).getFullYear(),
    direction = isNaN(direction) ? 3 : direction,
    index = mm;
    var cutMonth = function(index) {
    if ( index <= len && index >= -len) {
    return direction === 1 ? formatPre(index).concat(cutMonth(++index)):
    direction === 2 ? formatNext(index).concat(cutMonth(++index)):formatCurr(index).concat(cutMonth(++index))
    }
    return []
    }
    var formatNext = function(i) {
    var y = Math.floor(i/12),
    m = i%12
    return [yy+y + ‘-‘ + (m+1)]
    }
    var formatPre = function(i) {
    var y = Math.ceil(i/12),
    m = i%12
    m = m===0 ? 12 : m
    return [yy-y + ‘-‘ + (13 - m)]
    }
    var formatCurr = function(i) {
    var y = Math.floor(i/12),
    yNext = Math.ceil(i/12),
    m = i%12,
    mNext = m===0 ? 12 : m
    return [yy-yNext + ‘-‘ + (13 - mNext),yy+y + ‘-‘ + (m+1)]
    }
    // 数组去重
    var unique = function(arr) {
    if ( Array.hasOwnProperty(‘from’) ) {
    return Array.from(new Set(arr));
    }else{
    var n = {},r=[];
    for(var i = 0; i < arr.length; i++){
    if (!n[arr[i]]){
    n[arr[i]] = true;
    r.push(arr[i]);
    }
    }
    return r;
    }
    }
    return direction !== 3 ? cutMonth(index) : unique(cutMonth(index).sort(function(t1, t2){
    return new Date(t1).getTime() - new Date(t2).getTime()
    }))
    }



    /**
  10. 返回指定长度的天数集合
  11. @param {time} 时间
    @param {len} 长度
  12. @param {direction} 方向: 1: 前几天; 2: 后几天; 3:前后几天 默认 3
    @return {Array} 数组

  13. @example date.getDays(‘2018-1-29’, 6) // -> [“2018-1-26”, “2018-1-27”, “2018-1-28”, “2018-1-29”, “2018-1-30”, “2018-1-31”, “2018-2-1”]
  14. /
    getDays(time, len, diretion) {
    var tt = new Date(time)
    var getDay = function(day) {
    var t = new Date(time)
    t.setDate(t.getDate() + day)
    var m = t.getMonth()+1
    return t.getFullYear()+’-‘+m+’-‘+t.getDate()
    }
    var arr = []
    if (diretion === 1) {
    for (var i = 1; i <= len; i++) {
    arr.unshift(getDay(-i))
    }
    }else if(diretion === 2) {
    for (var i = 1; i <= len; i++) {
    arr.push(getDay(i))
    }
    }else {
    for (var i = 1; i <= len; i++) {
    arr.unshift(getDay(-i))
    }
    arr.push(tt.getFullYear()+’-‘+(tt.getMonth()+1)+’-‘+tt.getDate())
    for (var i = 1; i <= len; i++) {
    arr.push(getDay(i))
    }
    }
    return diretion === 1 ? arr.concat([tt.getFullYear()+’-‘+(tt.getMonth()+1)+’-‘+tt.getDate()]) :
    diretion === 2 ? [tt.getFullYear()+’-‘+(tt.getMonth()+1)+’-‘+tt.getDate()].concat(arr) : arr
    }


    /*
  15. @param {s} 秒数
    @return {String} 字符串

  16. @example formatHMS(3610) // -> 1h0m10s
  17. /
    formatHMS (s) {
    var str = ‘’
    if (s > 3600) {
    str = Math.floor(s/3600)+’h’+Math.floor(s%3600/60)+’m’+s%60+’s’
    }else if(s > 60) {
    str = Math.floor(s/60)+’m’+s%60+’s’
    }else{
    str = s%60+’s’
    }
    return str
    }

    /获取某月有多少天/
    getMonthOfDay (time) {
    var date = new Date(time)
    var year = date.getFullYear()
    var mouth = date.getMonth() + 1
    var days

    //当月份为二月时,根据闰年还是非闰年判断天数
    if (mouth == 2) {
    days = (year%4==0 && year%100==0 && year%400==0) || (year%4==0 && year%100!=0) ? 28 : 29
    } else if (mouth == 1 || mouth == 3 || mouth == 5 || mouth == 7 || mouth == 8 || mouth == 10 || mouth == 12) {
    //月份为:1,3,5,7,8,10,12 时,为大月.则天数为31;
    days = 31
    } else {
    //其他月份,天数为:30.
    days = 30
    }
    return days
    }

    /获取某年有多少天/
    getYearOfDay (time) {
    var firstDayYear = this.getFirstDayOfYear(time);
    var lastDayYear = this.getLastDayOfYear(time);
    var numSecond = (new Date(lastDayYear).getTime() - new Date(firstDayYear).getTime())/1000;
    return Math.ceil(numSecond/(243600));
    }

    /
    获取某年的第一天/
    getFirstDayOfYear (time) {
    var year = new Date(time).getFullYear();
    return year + “-01-01 00:00:00”;
    }

    /
    获取某年最后一天/
    getLastDayOfYear (time) {
    var year = new Date(time).getFullYear();
    var dateString = year + “-12-01 00:00:00”;
    var endDay = this.getMonthOfDay(dateString);
    return year + “-12-“ + endDay + “ 23:59:59”;
    }

    /
    获取某个日期是当年中的第几天/
    getDayOfYear (time) {
    var firstDayYear = this.getFirstDayOfYear(time);
    var numSecond = (new Date(time).getTime() - new Date(firstDayYear).getTime())/1000;
    return Math.ceil(numSecond/(24
    3600));
    }

    /获取某个日期在这一年的第几周/
    getDayOfYearWeek (time) {
    var numdays = this.getDayOfYear(time);
    return Math.ceil(numdays / 7);
    }

3. Array







  1. /判断一个元素是否在数组中/
    contains (arr, val) {
    return arr.indexOf(val) != -1 ? true : false;
    }


    /
    @param {arr} 数组
  2. @param {fn} 回调函数
    @return {undefined}
  3. /
    each (arr, fn) {
    fn = fn || Function;
    var a = [];
    var args = Array.prototype.slice.call(arguments, 1);
    for(var i = 0; i < arr.length; i++) {
    var res = fn.apply(arr, [arr[i], i].concat(args));
    if(res != null) a.push(res);
    }
    }

    /

    @param {arr} 数组
  4. @param {fn} 回调函数
    @param {thisObj} this指向
  5. @return {Array}
    /
    map (arr, fn, thisObj) {
    var scope = thisObj || window;
    var a = [];
    for(var i = 0, j = arr.length; i < j; ++i) {
    var res = fn.call(scope, arr[i], i, this);
    if(res != null) a.push(res);
    }
    return a;
    }


    /**
  6. @param {arr} 数组
    @param {type} 1:从小到大 2:从大到小 3:随机
  7. @return {Array}
    /
    sort (arr, type = 1) {
    return arr.sort( (a, b) => {
    switch(type) {
    case 1:
    return a - b;
    case 2:
    return b - a;
    case 3:
    return Math.random() - 0.5;
    default:
    return arr;
    }
    })
    }

    /
    去重/
    unique (arr) {
    if ( Array.hasOwnProperty(‘from’) ) {
    return Array.from(new Set(arr));
    }else{
    var n = {},r=[];
    for(var i = 0; i < arr.length; i++){
    if (!n[arr[i]]){
    n[arr[i]] = true;
    r.push(arr[i]);
    }
    }
    return r;
    }
    // 注:上面 else 里面的排重并不能区分 2 和 ‘2’,但能减少用indexOf带来的性能,暂时没找到替代的方法。。。
    /
    正确排重
    if ( Array.hasOwnProperty(‘from’) ) {
    return Array.from(new Set(arr))
    }else{
    var r = [], NaNBol = true
    for(var i=0; i < arr.length; i++) {
    if (arr[i] !== arr[i]) {
    if (NaNBol && r.indexOf(arr[i]) === -1) {
    r.push(arr[i])
    NaNBol = false
    }
    }else{
    if(r.indexOf(arr[i]) === -1) r.push(arr[i])
    }
    }
    return r
    }

    /
    }


    /
    求两个集合的并集/
    union (a, b) {
    var newArr = a.concat(b);
    return this.unique(newArr);
    }

    /
    求两个集合的交集/
    intersect (a, b) {
    var _this = this;
    a = this.unique(a);
    return this.map(a, function(o) {
    return _this.contains(b, o) ? o : null;
    });
    }

    /
    删除其中一个元素/
    remove (arr, ele) {
    var index = arr.indexOf(ele);
    if(index > -1) {
    arr.splice(index, 1);
    }
    return arr;
    }

    /
    将类数组转换为数组的方法/
    formArray (ary) {
    var arr = [];
    if(Array.isArray(ary)) {
    arr = ary;
    } else {
    arr = Array.prototype.slice.call(ary);
    };
    return arr;
    }

    /
    最大值/
    max (arr) {
    return Math.max.apply(null, arr);
    }

    /
    最小值/
    min (arr) {
    return Math.min.apply(null, arr);
    }

    /
    求和/
    sum (arr) {
    return arr.reduce( (pre, cur) => {
    return pre + cur
    })
    }

    /
    平均值*/
    average (arr) {
    return this.sum(arr)/arr.length
    }

4. String 字符串操作







  1. /
    去除空格
  2. @param {str}
    @param {type}
  3. type: 1-所有空格 2-前后空格 3-前空格 4-后空格
    @return {String}
  4. /
    trim (str, type) {
    type = type || 1
    switch (type) {
    case 1:
    return str.replace(/\s+/g, “”);
    case 2:
    return str.replace(/(^\s)|(\s$)/g, “”);
    case 3:
    return str.replace(/(^\s)/g, “”);
    case 4:
    return str.replace(/(\s
    $)/g, “”);
    default:
    return str;
    }
    }

    /

    @param {str}
  5. @param {type}
    type: 1:首字母大写 2:首页母小写 3:大小写转换 4:全部大写 5:全部小写
  6. @return {String}
    /
    changeCase (str, type) {
    type = type || 4
    switch (type) {
    case 1:
    return str.replace(/\b\w+\b/g, function (word) {
    return word.substring(0, 1).toUpperCase() + word.substring(1).toLowerCase();

    });
    case 2:
    return str.replace(/\b\w+\b/g, function (word) {
    return word.substring(0, 1).toLowerCase() + word.substring(1).toUpperCase();
    });
    case 3:
    return str.split(‘’).map( function(word){
    if (/[a-z]/.test(word)) {
    return word.toUpperCase();
    }else{
    return word.toLowerCase()
    }
    }).join(‘’)
    case 4:
    return str.toUpperCase();
    case 5:
    return str.toLowerCase();
    default:
    return str;
    }
    }


    /

    检测密码强度
    /
    checkPwd (str) {
    var Lv = 0;
    if (str.length < 6) {
    return Lv
    }
    if (/[0-9]/.test(str)) {
    Lv++
    }
    if (/[a-z]/.test(str)) {
    Lv++
    }
    if (/[A-Z]/.test(str)) {
    Lv++
    }
    if (/[.|-|_]/.test(str)) {
    Lv++
    }
    return Lv;
    }

    /
    过滤html代码(把<>转换)*/
    filterTag (str) {
    str = str.replace(/&/ig, “&amp;”);
    str = str.replace(/</ig, “&lt;”);
    str = str.replace(/>/ig, “&gt;”);
    str = str.replace(“ “, “&nbsp;”);
    return str;
    }

5. Number







  1. /随机数范围/
    random (min, max) {
    if (arguments.length === 2) {
    return Math.floor(min + Math.random() ( (max+1) - min ))
    }else{
    return null;
    }

    }

    /
    将阿拉伯数字翻译成中文的大写数字/
    numberToChinese (num) {
    var AA = new Array(“零”, “一”, “二”, “三”, “四”, “五”, “六”, “七”, “八”, “九”, “十”);
    var BB = new Array(“”, “十”, “百”, “仟”, “萬”, “億”, “点”, “”);
    var a = (“” + num).replace(/(^0
    )/g, “”).split(“.”),
    k = 0,
    re = “”;
    for(var i = a[0].length - 1; i >= 0; i—) {
    switch(k) {
    case 0:
    re = BB[7] + re;
    break;
    case 4:
    if(!new RegExp(“0{4}//d{“ + (a[0].length - i - 1) + “}$”)
    .test(a[0]))
    re = BB[4] + re;
    break;
    case 8:
    re = BB[5] + re;
    BB[7] = BB[5];
    k = 0;
    break;
    }
    if(k % 4 == 2 && a[0].charAt(i + 2) != 0 && a[0].charAt(i + 1) == 0)
    re = AA[0] + re;
    if(a[0].charAt(i) != 0)
    re = AA[a[0].charAt(i)] + BB[k % 4] + re;
    k++;
    }

    if(a.length > 1) // 加上小数部分(如果有小数部分)
    {
    re += BB[6];
    for(var i = 0; i < a[1].length; i++)
    re += AA[a[1].charAt(i)];
    }
    if(re == ‘一十’)
    re = “十”;
    if(re.match(/^一/) && re.length == 3)
    re = re.replace(“一”, “”);
    return re;
    }

    /将数字转换为大写金额/
    changeToChinese (Num) {
    //判断如果传递进来的不是字符的话转换为字符
    if(typeof Num == number”) {
    Num = new String(Num);
    };
    Num = Num.replace(/,/g, “”) //替换tomoney()中的“,”
    Num = Num.replace(/ /g, “”) //替换tomoney()中的空格
    Num = Num.replace(/¥/g, “”) //替换掉可能出现的¥字符
    if(isNaN(Num)) { //验证输入的字符是否为数字
    //alert(“请检查小写金额是否正确”);
    return “”;
    };
    //字符处理完毕后开始转换,采用前后两部分分别转换
    var part = String(Num).split(“.”);
    var newchar = “”;
    //小数点前进行转化
    for(var i = part[0].length - 1; i >= 0; i—) {
    if(part[0].length > 10) {
    return “”;
    //若数量超过拾亿单位,提示
    }
    var tmpnewchar = “”
    var perchar = part[0].charAt(i);
    switch(perchar) {
    case 0”:
    tmpnewchar = “零” + tmpnewchar;
    break;
    case 1”:
    tmpnewchar = “壹” + tmpnewchar;
    break;
    case 2”:
    tmpnewchar = “贰” + tmpnewchar;
    break;
    case 3”:
    tmpnewchar = “叁” + tmpnewchar;
    break;
    case 4”:
    tmpnewchar = “肆” + tmpnewchar;
    break;
    case 5”:
    tmpnewchar = “伍” + tmpnewchar;
    break;
    case 6”:
    tmpnewchar = “陆” + tmpnewchar;
    break;
    case 7”:
    tmpnewchar = “柒” + tmpnewchar;
    break;
    case 8”:
    tmpnewchar = “捌” + tmpnewchar;
    break;
    case 9”:
    tmpnewchar = “玖” + tmpnewchar;
    break;
    }
    switch(part[0].length - i - 1) {
    case 0:
    tmpnewchar = tmpnewchar + “元”;
    break;
    case 1:
    if(perchar != 0) tmpnewchar = tmpnewchar + “拾”;
    break;
    case 2:
    if(perchar != 0) tmpnewchar = tmpnewchar + “佰”;
    break;
    case 3:
    if(perchar != 0) tmpnewchar = tmpnewchar + “仟”;
    break;
    case 4:
    tmpnewchar = tmpnewchar + “万”;
    break;
    case 5:
    if(perchar != 0) tmpnewchar = tmpnewchar + “拾”;
    break;
    case 6:
    if(perchar != 0) tmpnewchar = tmpnewchar + “佰”;
    break;
    case 7:
    if(perchar != 0) tmpnewchar = tmpnewchar + “仟”;
    break;
    case 8:
    tmpnewchar = tmpnewchar + “亿”;
    break;
    case 9:
    tmpnewchar = tmpnewchar + “拾”;
    break;
    }
    var newchar = tmpnewchar + newchar;
    }
    //小数点之后进行转化
    if(Num.indexOf(“.”) != -1) {
    if(part[1].length > 2) {
    // alert(“小数点之后只能保留两位,系统将自动截断”);
    part[1] = part[1].substr(0, 2)
    }
    for(i = 0; i < part[1].length; i++) {
    tmpnewchar = “”
    perchar = part[1].charAt(i)
    switch(perchar) {
    case 0”:
    tmpnewchar = “零” + tmpnewchar;
    break;
    case 1”:
    tmpnewchar = “壹” + tmpnewchar;
    break;
    case 2”:
    tmpnewchar = “贰” + tmpnewchar;
    break;
    case 3”:
    tmpnewchar = “叁” + tmpnewchar;
    break;
    case 4”:
    tmpnewchar = “肆” + tmpnewchar;
    break;
    case 5”:
    tmpnewchar = “伍” + tmpnewchar;
    break;
    case 6”:
    tmpnewchar = “陆” + tmpnewchar;
    break;
    case 7”:
    tmpnewchar = “柒” + tmpnewchar;
    break;
    case 8”:
    tmpnewchar = “捌” + tmpnewchar;
    break;
    case 9”:
    tmpnewchar = “玖” + tmpnewchar;
    break;
    }
    if(i == 0) tmpnewchar = tmpnewchar + “角”;
    if(i == 1) tmpnewchar = tmpnewchar + “分”;
    newchar = newchar + tmpnewchar;
    }
    }
    //替换所有无用汉字
    while(newchar.search(“零零”) != -1)
    newchar = newchar.replace(“零零”, “零”);
    newchar = newchar.replace(“零亿”, “亿”);
    newchar = newchar.replace(“亿万”, “亿”);
    newchar = newchar.replace(“零万”, “万”);
    newchar = newchar.replace(“零元”, “元”);
    newchar = newchar.replace(“零角”, “”);
    newchar = newchar.replace(“零分”, “”);
    if(newchar.charAt(newchar.length - 1) == “元”) {
    newchar = newchar + “整”
    }
    return newchar;
    }

6. Http







  1. /
    @param {setting}
  2. /
    ajax(setting){
    //设置参数的初始值
    var opts={
    method: (setting.method || GET”).toUpperCase(), //请求方式
    url: setting.url || “”, // 请求地址
    async: setting.async || true, // 是否异步
    dataType: setting.dataType || json”, // 解析方式
    data: setting.data || “”, // 参数
    success: setting.success || function(){}, // 请求成功回调
    error: setting.error || function(){} // 请求失败回调
    }

    // 参数格式化
    function params_format (obj) {
    var str = ‘’
    for (var i in obj) {
    str += i + ‘=’ + obj[i] + ‘&’
    }
    return str.split(‘’).slice(0, -1).join(‘’)
    }

    // 创建ajax对象
    var xhr=new XMLHttpRequest();

    // 连接服务器open(方法GET/POST,请求地址, 异步传输)
    if(opts.method == GET’){
    xhr.open(opts.method, opts.url + “?” + params_format(opts.data), opts.async);
    xhr.send();
    }else{
    xhr.open(opts.method, opts.url, opts.async);
    xhr.setRequestHeader(“Content-Type”,”application/x-www-form-urlencoded”);
    xhr.send(opts.data);
    }

    /*
  3. 每当readyState改变时,就会触发onreadystatechange事件
    readyState属性存储有XMLHttpRequest的状态信息
  4. 0 :请求未初始化
    1 :服务器连接已建立
  5. 2 :请求已接受
    3 : 请求处理中
  6. 4 :请求已完成,且相应就绪
    /
    xhr.onreadystatechange = function() {
    if (xhr.readyState === 4 && (xhr.status === 200 || xhr.status === 304)) {
    switch(opts.dataType){
    case “json”:
    var json = JSON.parse(xhr.responseText);
    opts.success(json);
    break;
    case “xml”:
    opts.success(xhr.responseXML);
    break;
    default:
    opts.success(xhr.responseText);
    break;
    }
    }
    }

    xhr.onerror = function(err) {
    opts.error(err);
    }
    }

    /**
  7. @param {url}
    @param {setting}
  8. @return {Promise}
    */
    fetch(url, setting) {
    //设置参数的初始值
    let opts={
    method: (setting.method || GET’).toUpperCase(), //请求方式
    headers : setting.headers || {}, // 请求头设置
    credentials : setting.credentials || true, // 设置cookie是否一起发送
    body: setting.body || {},
    mode : setting.mode || no-cors’, // 可以设置 cors, no-cors, same-origin
    redirect : setting.redirect || follow’, // follow, error, manual
    cache : setting.cache || default // 设置 cache 模式 (default, reload, no-cache)
    }
    let dataType = setting.dataType || json”, // 解析方式
    data = setting.data || “” // 参数

    // 参数格式化
    function params_format (obj) {
    var str = ‘’
    for (var i in obj) {
    str += ${i}=${obj[i]}&amp;
    }
    return str.split(‘’).slice(0, -1).join(‘’)
    }

    if (opts.method === GET’) {
    url = url + (data??${params_format(data)}:’’)
    }else{
    setting.body = data || {}
    }

    return new Promise( (resolve, reject) => {
    fetch(url, opts).then( async res => {
    let data = dataType === text ? await res.text() :
    dataType === blob ? await res.blob() : await res.json()
    resolve(data)
    }).catch( e => {
    reject(e)
    })
    })

    }

7. DOM







  1. $ (selector){
    var type = selector.substring(0, 1);
    if (type === ‘#’) {
    if (document.querySelecotor) return document.querySelector(selector)
    return document.getElementById(selector.substring(1))

    }else if (type === ‘.’) {
    if (document.querySelecotorAll) return document.querySelectorAll(selector)
    return document.getElementsByClassName(selector.substring(1))
    }else{
    return documentquerySelectorAll ? querySelectorAll’:’getElementsByTagName
    }
    }

    /检测类名/
    hasClass (ele, name) {
    return ele.className.match(new RegExp(‘(\s|^)’ + name + ‘(\s|$)’));
    }

    /添加类名/
    addClass (ele, name) {
    if (!this.hasClass(ele, name)) ele.className += + name;
    }

    /删除类名/
    removeClass (ele, name) {
    if (this.hasClass(ele, name)) {
    var reg = new RegExp(‘(\s|^)’ + name + ‘(\s|$)’);
    ele.className = ele.className.replace(reg, ‘’);
    }
    }

    /替换类名/
    replaceClass (ele, newName, oldName) {
    this.removeClass(ele, oldName);
    this.addClass(ele, newName);
    }

    /获取兄弟节点/
    siblings (ele) {
    console.log(ele.parentNode)
    var chid = ele.parentNode.children,eleMatch = [];
    for(var i = 0, len = chid.length; i < len; i ++){
    if(chid[i] != ele){
    eleMatch.push(chid[i]);
    }
    }
    return eleMatch;
    }

    /获取行间样式属性/
    getByStyle (obj,name){
    if(obj.currentStyle){
    return obj.currentStyle[name];
    }else{
    return getComputedStyle(obj,false)[name];
    }
    }

8. Storage 储存操作







  1. class StorageFn {
    constructor () {
    this.ls = window.localStorage;
    this.ss = window.sessionStorage;
    }

    /————————-cookie——————————-/
    /设置cookie/
    setCookie (name, value, day) {
    var setting = arguments[0];
    if (Object.prototype.toString.call(setting).slice(8, -1) === Object’){
    for (var i in setting) {
    var oDate = new Date();
    oDate.setDate(oDate.getDate() + day);
    document.cookie = i + ‘=’ + setting[i] + ‘;expires=’ + oDate;
    }
    }else{
    var oDate = new Date();
    oDate.setDate(oDate.getDate() + day);
    document.cookie = name + ‘=’ + value + ‘;expires=’ + oDate;
    }

    }

    /获取cookie/
    getCookie (name) {
    var arr = document.cookie.split(‘; ‘);
    for (var i = 0; i < arr.length; i++) {
    var arr2 = arr[i].split(‘=’);
    if (arr2[0] == name) {
    return arr2[1];
    }
    }
    return ‘’;
    }

    /删除cookie/
    removeCookie (name) {
    this.setCookie(name, 1, -1);
    }


    /————————-localStorage——————————-/
    /设置localStorage/
    setLocal(key, val) {
    var setting = arguments[0];
    if (Object.prototype.toString.call(setting).slice(8, -1) === Object’){
    for(var i in setting){
    this.ls.setItem(i, JSON.stringify(setting[i]))
    }
    }else{
    this.ls.setItem(key, JSON.stringify(val))
    }

    }

    /获取localStorage/
    getLocal(key) {
    if (key) return JSON.parse(this.ls.getItem(key))
    return null;

    }

    /移除localStorage/
    removeLocal(key) {
    this.ls.removeItem(key)
    }

    /移除所有localStorage/
    clearLocal() {
    this.ls.clear()
    }


    /————————-sessionStorage——————————-/
    /设置sessionStorage/
    setSession(key, val) {
    var setting = arguments[0];
    if (Object.prototype.toString.call(setting).slice(8, -1) === Object’){
    for(var i in setting){
    this.ss.setItem(i, JSON.stringify(setting[i]))
    }
    }else{
    this.ss.setItem(key, JSON.stringify(val))
    }

    }

    /获取sessionStorage/
    getSession(key) {
    if (key) return JSON.parse(this.ss.getItem(key))
    return null;

    }

    /移除sessionStorage/
    removeSession(key) {
    this.ss.removeItem(key)
    }

    /移除所有sessionStorage/
    clearSession() {
    this.ss.clear()
    }


    }

9. Other 其它操作







  1. /获取网址参数/
    getURL(name){
    var reg = new RegExp(“(^|&)”+ name +”=([^&])(&|$)”);
    var r = decodeURI(window.location.search).substr(1).match(reg);
    if(r!=null) return r[2]; return null;
    }

    /
    获取全部url参数,并转换成json对象/
    getUrlAllParams (url) {
    var url = url ? url : window.location.href;
    var _pa = url.substring(url.indexOf(‘?’) + 1),
    _arrS = _pa.split(‘&’),
    _rs = {};
    for (var i = 0, _len = _arrS.length; i < _len; i++) {
    var pos = _arrS[i].indexOf(‘=’);
    if (pos == -1) {
    continue;
    }
    var name = _arrS[i].substring(0, pos),
    value = window.decodeURIComponent(_arrS[i].substring(pos + 1));
    _rs[name] = value;
    }
    return _rs;
    }

    /
    删除url指定参数,返回url/
    delParamsUrl(url, name){
    var baseUrl = url.split(‘?’)[0] + ‘?’;
    var query = url.split(‘?’)[1];
    if (query.indexOf(name)>-1) {
    var obj = {}
    var arr = query.split(“&”);
    for (var i = 0; i < arr.length; i++) {
    arr[i] = arr[i].split(“=”);
    obj[arr[i][0]] = arr[i][1];
    };
    delete obj[name];
    var url = baseUrl + JSON.stringify(obj).replace(/[\”{}]/g,””).replace(/\:/g,”=”).replace(/\,/g,”&”);
    return url
    }else{
    return url;
    }
    }

    /
    获取十六进制随机颜色/
    getRandomColor () {
    return ‘#’ + (function(h) {
    return new Array(7 - h.length).join(“0”) + h;
    })((Math.random()
    0x1000000 << 0).toString(16));
    }

    /图片加载/
    imgLoadAll(arr,callback){
    var arrImg = [];
    for (var i = 0; i < arr.length; i++) {
    var img = new Image();
    img.src = arr[i];
    img.onload = function(){
    arrImg.push(this);
    if (arrImg.length == arr.length) {
    callback && callback();
    }
    }
    }
    }

    /音频加载/
    loadAudio(src, callback) {
    var audio = new Audio(src);
    audio.onloadedmetadata = callback;
    audio.src = src;
    }

    /DOM转字符串/
    domToStirng(htmlDOM){
    var div= document.createElement(“div”);
    div.appendChild(htmlDOM);
    return div.innerHTML
    }

    /字符串转DOM/
    stringToDom(htmlString){
    var div= document.createElement(“div”);
    div.innerHTML=htmlString;
    return div.children[0];
    }


    /*
  2. 光标所在位置插入字符,并设置光标位置
  3. @param {dom} 输入框
    @param {val} 插入的值
  4. @param {posLen} 光标位置处在 插入的值的哪个位置
    /
    setCursorPosition (dom,val,posLen) {
    var cursorPosition = 0;
    if(dom.selectionStart){
    cursorPosition = dom.selectionStart;
    }
    this.insertAtCursor(dom,val);
    dom.focus();
    console.log(posLen)
    dom.setSelectionRange(dom.value.length,cursorPosition + (posLen || val.length));
    }

    /
    光标所在位置插入字符*/
    insertAtCursor(dom, val) {
    if (document.selection){
    dom.focus();
    sel = document.selection.createRange();
    sel.text = val;
    sel.select();
    }else if (dom.selectionStart || dom.selectionStart == 0’){
    let startPos = dom.selectionStart;
    let endPos = dom.selectionEnd;
    let restoreTop = dom.scrollTop;
    dom.value = dom.value.substring(0, startPos) + val + dom.value.substring(endPos, dom.value.length);
    if (restoreTop > 0){
    dom.scrollTop = restoreTop;
    }
    dom.focus();
    dom.selectionStart = startPos + val.length;
    dom.selectionEnd = startPos + val.length;
    } else {
    dom.value += val;
    dom.focus();
    }
    }

CSS

1. pc-reset PC样式初始化







  1. / normalize.css /

    html {
    line-height: 1.15;
    / 1 /
    -ms-text-size-adjust: 100%;
    / 2 /
    -webkit-text-size-adjust: 100%;
    / 2 /
    }

    body {
    margin: 0;
    }

    article,
    aside,
    footer,
    header,
    nav,
    section {
    display: block;
    }

    h1 {
    font-size: 2em;
    margin: 0.67em 0;
    }

    figcaption,
    figure,
    main {
    / 1 /
    display: block;
    }

    figure {
    margin: 1em 40px;
    }

    hr {
    box-sizing: content-box;
    / 1 /
    height: 0;
    / 1 /
    overflow: visible;
    / 2 /
    }

    pre {
    font-family: monospace, monospace;
    / 1 /
    font-size: 1em;
    / 2 /
    }

    a {
    background-color: transparent;
    / 1 /
    -webkit-text-decoration-skip: objects;
    / 2 /
    }

    abbr[title] {
    border-bottom: none;
    / 1 /
    text-decoration: underline;
    / 2 /
    text-decoration: underline dotted;
    / 2 /
    }

    b,
    strong {
    font-weight: inherit;
    }

    b,
    strong {
    font-weight: bolder;
    }

    code,
    kbd,
    samp {
    font-family: monospace, monospace;
    / 1 /
    font-size: 1em;
    / 2 /
    }

    dfn {
    font-style: italic;
    }

    mark {
    background-color: #ff0;
    color: #000;
    }

    small {
    font-size: 80%;
    }

    sub,
    sup {
    font-size: 75%;
    line-height: 0;
    position: relative;
    vertical-align: baseline;
    }

    sub {
    bottom: -0.25em;
    }

    sup {
    top: -0.5em;
    }

    audio,
    video {
    display: inline-block;
    }

    audio:not([controls]) {
    display: none;
    height: 0;
    }

    img {
    border-style: none;
    }

    svg:not(:root) {
    overflow: hidden;
    }

    button,
    input,
    optgroup,
    select,
    textarea {
    font-family: sans-serif;
    / 1 /
    font-size: 100%;
    / 1 /
    line-height: 1.15;
    / 1 /
    margin: 0;
    / 2 /
    }

    button,
    input {
    / 1 /
    overflow: visible;
    }

    button,
    select {
    / 1 /
    text-transform: none;
    }

    button,
    html [type=”button”],

    / 1 /

    [type=”reset”],
    [type=”submit”] {
    -webkit-appearance: button;
    / 2 /
    }

    button::-moz-focus-inner,
    [type=”button”]::-moz-focus-inner,
    [type=”reset”]::-moz-focus-inner,
    [type=”submit”]::-moz-focus-inner {
    border-style: none;
    padding: 0;
    }

    button:-moz-focusring,
    [type=”button”]:-moz-focusring,
    [type=”reset”]:-moz-focusring,
    [type=”submit”]:-moz-focusring {
    outline: 1px dotted ButtonText;
    }

    fieldset {
    padding: 0.35em 0.75em 0.625em;
    }

    legend {
    box-sizing: border-box;
    / 1 /
    color: inherit;
    / 2 /
    display: table;
    / 1 /
    max-width: 100%;
    / 1 /
    padding: 0;
    / 3 /
    white-space: normal;
    / 1 /
    }

    progress {
    display: inline-block;
    / 1 /
    vertical-align: baseline;
    / 2 /
    }

    textarea {
    overflow: auto;
    }

    [type=”checkbox”],
    [type=”radio”] {
    box-sizing: border-box;
    / 1 /
    padding: 0;
    / 2 /
    }

    [type=”number”]::-webkit-inner-spin-button,
    [type=”number”]::-webkit-outer-spin-button {
    height: auto;
    }

    [type=”search”] {
    -webkit-appearance: textfield;
    / 1 /
    outline-offset: -2px;
    / 2 /
    }

    [type=”search”]::-webkit-search-cancel-button,
    [type=”search”]::-webkit-search-decoration {
    -webkit-appearance: none;
    }

    ::-webkit-file-upload-button {
    -webkit-appearance: button;
    / 1 /
    font: inherit;
    / 2 /
    }

    details,

    / 1 /

    menu {
    display: block;
    }

    summary {
    display: list-item;
    }

    canvas {
    display: inline-block;
    }

    template {
    display: none;
    }

    [hidden] {
    display: none;
    }


    / reset /

    html,
    body,
    h1,
    h2,
    h3,
    h4,
    h5,
    h6,
    div,
    dl,
    dt,
    dd,
    ul,
    ol,
    li,
    p,
    blockquote,
    pre,
    hr,
    figure,
    table,
    caption,
    th,
    td,
    form,
    fieldset,
    legend,
    input,
    button,
    textarea,
    menu {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    }

2. Phone-reset







  1. / normalize.css /

    html {
    line-height: 1.15;
    / 1 /
    -ms-text-size-adjust: 100%;
    / 2 /
    -webkit-text-size-adjust: 100%;
    / 2 /
    }

    body {
    margin: 0;
    }

    article,
    aside,
    footer,
    header,
    nav,
    section {
    display: block;
    }

    h1 {
    font-size: 2em;
    margin: 0.67em 0;
    }

    figcaption,
    figure,
    main {
    / 1 /
    display: block;
    }

    figure {
    margin: 1em 40px;
    }

    hr {
    box-sizing: content-box;
    / 1 /
    height: 0;
    / 1 /
    overflow: visible;
    / 2 /
    }

    pre {
    font-family: monospace, monospace;
    / 1 /
    font-size: 1em;
    / 2 /
    }

    a {
    background-color: transparent;
    / 1 /
    -webkit-text-decoration-skip: objects;
    / 2 /
    }

    abbr[title] {
    border-bottom: none;
    / 1 /
    text-decoration: underline;
    / 2 /
    text-decoration: underline dotted;
    / 2 /
    }

    b,
    strong {
    font-weight: inherit;
    }

    b,
    strong {
    font-weight: bolder;
    }

    code,
    kbd,
    samp {
    font-family: monospace, monospace;
    / 1 /
    font-size: 1em;
    / 2 /
    }

    dfn {
    font-style: italic;
    }

    mark {
    background-color: #ff0;
    color: #000;
    }

    small {
    font-size: 80%;
    }

    sub,
    sup {
    font-size: 75%;
    line-height: 0;
    position: relative;
    vertical-align: baseline;
    }

    sub {
    bottom: -0.25em;
    }

    sup {
    top: -0.5em;
    }

    audio,
    video {
    display: inline-block;
    }

    audio:not([controls]) {
    display: none;
    height: 0;
    }

    img {
    border-style: none;
    }

    svg:not(:root) {
    overflow: hidden;
    }

    button,
    input,
    optgroup,
    select,
    textarea {
    font-family: sans-serif;
    / 1 /
    font-size: 100%;
    / 1 /
    line-height: 1.15;
    / 1 /
    margin: 0;
    / 2 /
    }

    button,
    input {
    / 1 /
    overflow: visible;
    }

    button,
    select {
    / 1 /
    text-transform: none;
    }

    button,
    html [type=”button”],

    / 1 /

    [type=”reset”],
    [type=”submit”] {
    -webkit-appearance: button;
    / 2 /
    }

    button::-moz-focus-inner,
    [type=”button”]::-moz-focus-inner,
    [type=”reset”]::-moz-focus-inner,
    [type=”submit”]::-moz-focus-inner {
    border-style: none;
    padding: 0;
    }

    button:-moz-focusring,
    [type=”button”]:-moz-focusring,
    [type=”reset”]:-moz-focusring,
    [type=”submit”]:-moz-focusring {
    outline: 1px dotted ButtonText;
    }

    fieldset {
    padding: 0.35em 0.75em 0.625em;
    }

    legend {
    box-sizing: border-box;
    / 1 /
    color: inherit;
    / 2 /
    display: table;
    / 1 /
    max-width: 100%;
    / 1 /
    padding: 0;
    / 3 /
    white-space: normal;
    / 1 /
    }

    progress {
    display: inline-block;
    / 1 /
    vertical-align: baseline;
    / 2 /
    }

    textarea {
    overflow: auto;
    }

    [type=”checkbox”],
    [type=”radio”] {
    box-sizing: border-box;
    / 1 /
    padding: 0;
    / 2 /
    }

    [type=”number”]::-webkit-inner-spin-button,
    [type=”number”]::-webkit-outer-spin-button {
    height: auto;
    }

    [type=”search”] {
    -webkit-appearance: textfield;
    / 1 /
    outline-offset: -2px;
    / 2 /
    }

    [type=”search”]::-webkit-search-cancel-button,
    [type=”search”]::-webkit-search-decoration {
    -webkit-appearance: none;
    }

    ::-webkit-file-upload-button {
    -webkit-appearance: button;
    / 1 /
    font: inherit;
    / 2 /
    }

    details,

    / 1 /

    menu {
    display: block;
    }

    summary {
    display: list-item;
    }

    canvas {
    display: inline-block;
    }

    template {
    display: none;
    }

    [hidden] {
    display: none;
    }


    / reset /

    html,
    body,
    h1,
    h2,
    h3,
    h4,
    h5,
    h6,
    div,
    dl,
    dt,
    dd,
    ul,
    ol,
    li,
    p,
    blockquote,
    pre,
    hr,
    figure,
    table,
    caption,
    th,
    td,
    form,
    fieldset,
    legend,
    input,
    button,
    textarea,
    menu {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    }

    html,
    body {
    / 禁止选中文本 /
    -webkit-user-select: none;
    user-select: none;
    font: Oswald, Open Sans’, Helvetica, Arial, sans-serif
    }


    / 禁止长按链接与图片弹出菜单 /

    a,
    img {
    -webkit-touch-callout: none;
    }


    /ios android去除自带阴影的样式/

    a,
    input {
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
    }

    input[type=”text”] {
    -webkit-appearance: none;
    }

3. 公共样式提取







  1. / 禁止选中文本 /
    .usn{
    -webkit-user-select:none;
    -moz-user-select:none;
    -ms-user-select:none;
    -o-user-select:none;
    user-select:none;
    }
    / 浮动 /
    .fl { float: left; }
    .fr { float: right; }
    .cf { zoom: 1; }
    .cf:after {
    content:”.”;
    display:block;
    clear:both;
    visibility:hidden;
    height:0;
    overflow:hidden;
    }

    / 元素类型 /
    .db { display: block; }
    .dn { display: none; }
    .di { display: inline }
    .dib {display: inline-block;}
    .transparent { opacity: 0 }


    /文字排版、颜色/
    .f12 { font-size:12px }
    .f14 { font-size:14px }
    .f16 { font-size:16px }
    .f18 { font-size:18px }
    .f20 { font-size:20px }
    .fb { font-weight:bold }
    .fn { font-weight:normal }
    .t2 { text-indent:2em }
    .red,a.red { color:#cc0031 }
    .darkblue,a.darkblue { color:#039 }
    .gray,a.gray { color:#878787 }
    .lh150 { line-height:150% }
    .lh180 { line-height:180% }
    .lh200 { line-height:200% }
    .unl { text-decoration:underline; }
    .no_unl { text-decoration:none; }
    .tl { text-align: left; }
    .tc { text-align: center; }
    .tr { text-align: right; }
    .tj { text-align: justify; text-justify: inter-ideograph; }
    .wn { / 强制不换行 /
    word-wrap:normal;
    white-space:nowrap;
    }
    .wb { / 强制换行 /
    white-space:normal;
    word-wrap:break-word;
    word-break:break-all;
    }
    .wp { / 保持空白序列/
    overflow:hidden;text-align:left;white-space:pre-wrap;word-wrap:break-word;word-break:break-all;
    }
    .wes { / 多出部分用省略号表示 , 用于一行 /
    overflow:hidden;
    word-wrap:normal;
    white-space:nowrap;
    text-overflow:ellipsis;
    }
    .wes-2 { / 适用于webkit内核和移动端 /
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
    }
    .wes-3 {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    overflow: hidden;
    }
    .wes-4 {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 4;
    overflow: hidden;
    }

    / 溢出样式 /
    .ofh { overflow: hidden; }
    .ofs {overflow: scroll; }
    .ofa {overflow: auto; }
    .ofv {overflow: visible; }

    / 定位方式 /
    .ps {position: static; }
    .pr {position: relative;zoom:1; }
    .pa {position: absolute; }
    .pf {position: fixed; }


    / 垂直对齐方式 /
    .vt {vertical-align: top; }
    .vm {vertical-align: middle; }
    .vb {vertical-align: bottom; }


    / 鼠标样式 /
    .csd {cursor: default; }
    .csp {cursor: pointer; }
    .csh {cursor: help; }
    .csm {cursor: move; }

    / flex布局 /
    .df-sb {
    display:flex;
    align-items: center;
    justify-content: space-between;
    }
    .df-sa {
    display:flex;
    align-items: center;
    justify-content: space-around;
    }

    / 垂直居中 /
    .df-c {
    display: flex;
    align-items: center;
    justify-content: center;
    }
    .tb-c {
    text-align:center;
    display:table-cell;
    vertical-align:middle;
    }
    .ts-c {
    position: absolute;
    left: 50%; top: 50%;
    transform: translate(-50%, -50%);
    }
    .ts-mc {
    position: absolute;
    left: 0;right: 0;
    bottom: 0; top: 0;
    margin: auto;
    }

    / 辅助 /
    .mask-fixed-wrapper {
    width: 100%;
    height: 100%;
    position: fixed;
    left:0;top:0;
    background: rgba(0, 0, 0, 0.65);
    z-index: 999;
    }
    .bg-cover {
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center center;
    }
    .bg-cover-all {
    background-size: 100% 100%;
    background-repeat: no-repeat;
    background-position: center center;
    }

以上都是经常用到的方法

本文作者:咚子
原文链接:http://dzblog.cn/article/5a6f48afad4db304be1e7a5f
版权归作者所有,转载请注明出处

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