js 数字转中文大写金额

阳光穿透心脏的1/2处 2023-09-26 17:42 128阅读 0赞

简介：

js 数字转中文大写金额

效果展示：

![34087e846f2e43039de4a5939e674298.png][]

代码示例：

/**
     * 小写转大写金额
     * @param money
     * @returns {string}
     */
    function changeMoneyToChinese(money) {
    	// 处理负数
    	var prevChineseStr = "";
    	if (money < 0) {
    		prevChineseStr += "(负数)";
    		money = parseFloat(money.split("-")[1]);
    	}
    	var cnNums = new Array("零", "壹", "贰", "叁", "肆", "伍", "陆", "柒", "捌", "玖"); //汉字的数字
    	var cnIntRadice = new Array("", "拾", "佰", "仟"); //基本单位
    	var cnIntUnits = new Array("", "万", "亿", "兆"); //对应整数部分扩展单位
    	var cnDecUnits = new Array("角", "分", "毫", "厘"); //对应小数部分单位
    	var cnInteger = "整"; //整数金额时后面跟的字符
    	var cnIntLast = ""; //整型完以后的单位
    	var maxNum = 999999999999999.9999; //最大处理的数字
    	var IntegerNum; //金额整数部分
    	var DecimalNum; //金额小数部分
    	var ChineseStr = ""; //输出的中文金额字符串
    	var parts; //分离金额后用的数组，预定义
    	if (money == "") {
    		return "";
    	}
    	money = parseFloat(money);
    	if (money >= maxNum) {
    		$.alert('超出最大处理数字');
    		return "";
    	}
    	if (money == 0) {
    		ChineseStr = cnNums[0] + cnIntLast
    		return ChineseStr;
    	}
    	money = money.toString(); //转换为字符串
    	if (money.indexOf(".") == -1) {
    		IntegerNum = money;
    		DecimalNum = '';
    	} else {
    		parts = money.split(".");
    		IntegerNum = parts[0];
    		DecimalNum = parts[1].substr(0, 4);
    	}
    	if (parseInt(IntegerNum, 10) > 0) { //获取整型部分转换
    		zeroCount = 0;
    		IntLen = IntegerNum.length;
    		for (i = 0; i < IntLen; i++) {
    			n = IntegerNum.substr(i, 1);
    			p = IntLen - i - 1;
    			q = p / 4;
    			m = p % 4;
    			if (n == "0") {
    				zeroCount++;
    			} else {
    				if (zeroCount > 0) {
    					ChineseStr += cnNums[0];
    				}
    				zeroCount = 0; //归零
    				ChineseStr += cnNums[parseInt(n)] + cnIntRadice[m];
    			}
    			if (m == 0 && zeroCount < 4) {
    				ChineseStr += cnIntUnits[q];
    			}
    		}
    		ChineseStr += "元";
    		ChineseStr += cnIntLast;
    		//整型部分处理完毕
    	}
    	if (DecimalNum != '') { //小数部分
    		decLen = DecimalNum.length;
    		for (i = 0; i < decLen; i++) {
    			n = DecimalNum.substr(i, 1);
    			if (n != '0') {
    				ChineseStr += cnNums[Number(n)] + cnDecUnits[i];
    			}
    		}
    	} else {
    		ChineseStr += cnInteger;
    	}
    	if (ChineseStr == '') {
    		ChineseStr += cnNums[0] + cnIntLast;
    	}
    	return prevChineseStr + ChineseStr;
    }

[34087e846f2e43039de4a5939e674298.png]: https://img-blog.csdnimg.cn/34087e846f2e43039de4a5939e674298.png