js-xlsx 프런트엔드 읽기 Excel(가져오기) 호환 IE 및 기타 브라우저

   	
   
   




 Excel 





    
	$('#excel-file').change(function(e) {            
	        try {
	            new Uint8Array([1,2]).slice(0,2);
	        } catch (e) {
	            console.log("[Uint8Array"+e.description+"] 【Array.slice】。");
	            //IE Uint8Array.slice() 。 Array.slice() 
	            Uint8Array.prototype.slice = Array.prototype.slice;
	        }
	        var url=$('#excel-file').val();
	        if(!url){return;}
	        var suffix=url.substring(url.lastIndexOf(".")+1,url.length);
	        if(!(suffix=="xls"||suffix=="xlsx")){
	            return alert(" ");
	        }
	        var files = e.target.files;	        
	        var fileReader = new FileReader();
	        fileReader.readAsArrayBuffer(files[0]);//  
	        fileReader.onload = function(ev) {
	            $('#excel-file').val('');
	            $("#context").html("");
	            try {	                
	            	var data = ev.target.result;
	            	var workbook = XLSX.read(data, { type: 'array'}),
	                persons = [];
	            } catch (e) {
	            	console.error(e);
	                return alert(' !');
	            }
	            
	            // 
	            for (var sheet in workbook.Sheets) {
	                if (workbook.Sheets.hasOwnProperty(sheet)) {
	                    persons = persons.concat(XLSX.utils.sheet_to_json(workbook.Sheets[sheet],{raw:true, header:1}));
	                    
	                    for ( var i = 0; i <persons.length; i++){
	                        var person=persons[i];
	                        var tr='<tr id="tr-'+i+'">';
	                        for (var j = 0; j <person.length; j++){
	                            tr+='<td>'+$.trim(person[j]?person[j]:"")+'</td>';
	                        }
	                        for (var k = 0; k < (6-person.length); k++) {
	                        	tr+='<td></td>';
							}
	                        if(person.length>1){
	                            tr+='<td style="padding:6px;"><a href="javascript:$(\'#tr-'+i+'\').remove();" class="btn btn-danger btn-xs"> </a></td></tr>';
	                            $("#context").append(tr);
	                        }
	                    }
	                    break;//  ， beak 
	                }
	            }
	        };
	    });