58 lines
2.2 KiB
JavaScript
58 lines
2.2 KiB
JavaScript
;(function(document, $){
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// var wopts = { bookType: 'csv', bookSST: false, type: 'binary' };//ods格式
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var wopts = { bookType: 'xlsx', bookSST: false, type: 'binary' };//这里的数据是用来定义导出的格式类型
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// var wopts = { bookType: 'ods', bookSST: false, type: 'binary' };//ods格式
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// var wopts = { bookType: 'xlsb', bookSST: false, type: 'binary' };//xlsb格式
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// var wopts = { bookType: 'fods', bookSST: false, type: 'binary' };//fods格式
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// var wopts = { bookType: 'biff2', bookSST: false, type: 'binary' };//xls格式
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var xls = {
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downloadExl: function (data, fileName) {
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checkFileIn();
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var wb = { SheetNames: ['Sheet1'], Sheets: {}, Props: {} };
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wb.Sheets['Sheet1'] = XLSX.utils.json_to_sheet(data);//通过json_to_sheet转成单页(Sheet)数据
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this.saveAs(new Blob([this.s2ab(XLSX.write(wb, wopts))], { type: "application/octet-stream" }), fileName + '.' + (wopts.bookType=="biff2"?"xls":wopts.bookType));
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},
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//如果使用 FileSaver.js 就不要同时使用以下函数
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saveAs: function(obj, fileName) {
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//当然可以自定义简单的下载文件实现方式
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var tmpa = document.createElement("a");
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tmpa.download = fileName || "下载";
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//绑定a标签
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tmpa.href = URL.createObjectURL(obj);
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tmpa.click(); //模拟点击实现下载
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setTimeout(function () { //延时释放
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URL.revokeObjectURL(obj); //用URL.revokeObjectURL()来释放这个object URL
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}, 100);
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},
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s2ab: function(s) {
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if (typeof ArrayBuffer !== 'undefined') {
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var buf = new ArrayBuffer(s.length);
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var view = new Uint8Array(buf);
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for (var i = 0; i != s.length; ++i) view[i] = s.charCodeAt(i) & 0xFF;
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return buf;
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} else {
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var buf = new Array(s.length);
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for (var i = 0; i != s.length; ++i) buf[i] = s.charCodeAt(i) & 0xFF;
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return buf;
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}
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}
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};
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checkFileIn = function(){
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if($("script[src='/static/plugs/js-xlsx/xlsx.full.min.js']").length > 0){
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return;
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}else{
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var body = $("body");
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var script = $("<script>");
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$(script).attr('type','text/javascript');
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$(script).attr('src','/static/plugs/js-xlsx/xlsx.full.min.js');
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$(body).append(script);
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}
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}
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window.xls = xls;
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})(document, jQuery) |