JS快速解析Excel文件

迷南。 2022-12-18 06:59 123阅读 0赞

<html lang="en">
    <head>
        <meta charset="UTF-8">
        <title>Excel批量处理</title>
        <script src="https://cdn.bootcss.com/jquery/3.2.1/jquery.js"></script>
        <script src="https://cdn.bootcss.com/xlsx/0.11.5/xlsx.core.min.js"></script>
    </head>
    <body>
    <input type="file" id="excel-file">
    <script>
        //给input标签绑定change事件，一上传选中的.xls文件就会触发该函数
        $('#excel-file').change(function (e) {
            var files = e.target.files;
            var fileReader = new FileReader();
            fileReader.onload = function (ev) {
                try {
                    var data = ev.target.result
                    var workbook = XLSX.read(data, {
                        type: 'binary'
                    }) // 以二进制流方式读取得到整份excel表格对象
                    var persons = []; // 存储获取到的数据
                } catch (e) {
                    console.log('文件类型不正确');
                    return;
                }
                // 表格的表格范围，可用于判断表头是否数量是否正确
                var fromTo = '';
                // 遍历每张表读取
                for (var sheet in workbook.Sheets) {
                    if (workbook.Sheets.hasOwnProperty(sheet)) {
                        fromTo = workbook.Sheets[sheet]['!ref'];
                        console.log(fromTo);
                        persons = persons.concat(XLSX.utils.sheet_to_json(workbook.Sheets[sheet]));
                        // break; // 如果只取第一张表，就取消注释这行
                    }
                }
                var index = 0;
                for (var i in persons) {
                    var prjid = persons[i].prjid;
                    var parentid = persons[i].parentid;
                    var subject = persons[i].subject;
                    var hrmid = persons[i].hrmid;
                    var begindate = persons[i].begindate;
                    begindate = new Date(begindate).toLocaleDateString().replace(/\//g, '-');
    
                    var enddate = persons[i].enddate;
                    enddate = new Date(enddate).toLocaleDateString().replace(/\//g, '-');
    
                    var actualbegindate = persons[i].actualbegindate;
                    actualbegindate = new Date(actualbegindate).toLocaleDateString().replace(/\//g, '-');
    
                    var actualenddate = persons[i].actualenddate;
                    actualenddate = new Date(actualenddate).toLocaleDateString().replace(/\//g, '-');
    
                    var stageid = persons[i].stageid;
                    var finish = persons[i].finish;
    
                }
                //在控制台打印出来表格中的数据
            };
            // 以二进制方式打开文件
            fileReader.readAsBinaryString(files[0]);
        });
    </script>
    </body>