easyui datagrid to excel

时间：2023-03-09 19:46:50
easyui datagrid to excel 
 $.extend($.fn.datagrid.methods, {

     toExcel: function(jq, filename){

         return jq.each(function(){

             var uri = 'data:application/vnd.ms-excel;base64,'

             , template = '<html xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:x="urn:schemas-microsoft-com:office:excel" xmlns="http://www.w3.org/TR/REC-html40"><head><!--[if gte mso 9]><xml><x:ExcelWorkbook><x:ExcelWorksheets><x:ExcelWorksheet><x:Name>{worksheet}</x:Name><x:WorksheetOptions><x:DisplayGridlines/></x:WorksheetOptions></x:ExcelWorksheet></x:ExcelWorksheets></x:ExcelWorkbook></xml><![endif]--></head><body><table>{table}</table></body></html>'

             , base64 = function (s) { return window.btoa(unescape(encodeURIComponent(s))) }

             , format = function (s, c) { return s.replace(/{(\w+)}/g, function (m, p) { return c[p]; }) }

             var alink = $('<a style="display:none"></a>').appendTo('body');

             var view = $(this).datagrid('getPanel').find('div.datagrid-view');

             var table = view.find('div.datagrid-view2 table.datagrid-btable').clone();

             var tbody = table.find('>tbody');

             view.find('div.datagrid-view1 table.datagrid-btable>tbody>tr').each(function(index){

                 $(this).clone().children().prependTo(tbody.children('tr:eq('+index+')'));

             });

             var ctx = { worksheet: name || 'Worksheet', table: table.html()||'' };

             alink[0].href = uri + base64(format(template, ctx));

             alink[0].download = filename;

             alink[0].click();

             alink.remove();

         })

     }

 });

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