Files
sentcms/web/static/js/xlsx.js
2020-03-25 10:40:32 +08:00

58 lines
2.2 KiB
JavaScript

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