JavaScript导出Excel的代码示例
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2022-04-18 07:55:35
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本篇文章给大家带来的内容是关于JavaScript导出Excel的代码示例,有一定的参考价值,有需要的朋友可以参考一下,希望对你有所帮助。
<script src="https://lib.baomitu.com/jquery/3.3.1/jquery.min.js"> </script> <script crossorigin="anonymous" integrity="sha384-m/TzZt0ykrLNcWKIbWS5Ki26N6AvwYe1BnqHriftAK8tohV7lhiLyXwUI3C8YdOD" src="https://lib.baomitu.com/xlsx/0.14.1/xlsx.full.min.js"> </script> function saveAs(obj, fileName) {//当然可以自定义简单的下载文件实现方式 var tmpa = document.createElement("a"); tmpa.download = fileName || "下载"; tmpa.href = URL.createObjectURL(obj); //绑定a标签 tmpa.click(); //模拟点击实现下载 setTimeout(function () { //延时释放 URL.revokeObjectURL(obj); //用URL.revokeObjectURL()来释放这个object URL }, 100); } const wopts = { bookType: 'xlsx', bookSST: false, type: 'binary' };//这里的数据是用来定义导出的格式类型 // const wopts = { bookType: 'csv', bookSST: false, type: 'binary' };//ods格式 // const wopts = { bookType: 'ods', bookSST: false, type: 'binary' };//ods格式 // const wopts = { bookType: 'xlsb', bookSST: false, type: 'binary' };//xlsb格式 // const wopts = { bookType: 'fods', bookSST: false, type: 'binary' };//fods格式 // const wopts = { bookType: 'biff2', bookSST: false, type: 'binary' };//xls格式 function downloadExl(data, name) { const wb = { SheetNames: ['Sheet1'], Sheets: {}, Props: {} }; wb.Sheets['Sheet1'] = XLSX.utils.json_to_sheet(data);//通过json_to_sheet转成单页(Sheet)数据 saveAs(new Blob([s2ab(XLSX.write(wb, wopts))], { type: "application/octet-stream" }), name + '.' + (wopts.bookType=="biff2"?"xls":wopts.bookType)); } function s2ab(s) { if (typeof ArrayBuffer !== 'undefined') { var buf = new ArrayBuffer(s.length); var view = new Uint8Array(buf); for (var i = 0; i != s.length; ++i) view[i] = s.charCodeAt(i) & 0xFF; return buf; } else { var buf = new Array(s.length); for (var i = 0; i != s.length; ++i) buf[i] = s.charCodeAt(i) & 0xFF; return buf; } } function downloadXLSById(idName,fileName){ var title = new Array(); $(`#${idName} table thead tr th`).each(function(i,v){ title.push(v.textContent); }); var jsonData = []; $("#"+idName+" table tbody tr").each(function(i,v){ var data = {}; v.childNodes.forEach(function(value,index){ data[title[index]] = $.trim(value.textContent); }); jsonData.push(data); }); downloadExl(jsonData,fileName); }
调用方式
downloadXLSById(idName,fileName);
idName : table 的上级p的 id值
fileName : 保存的文件名称
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