rencuiliang
/
wnserver


			
				
					
						
						
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							function exportExcel(JSONData, FileName, title, filter) {
    if (!JSONData) return;
    //转化json为object
    var arrData = typeof JSONData != "object" ? JSON.parse(JSONData) : JSONData;
    var excel = "<table>";
    //设置表头
    var row = "<tr>";
    if (title) { //使用标题项
        for (var i in title) {
            row += "<th align='center'>" + title[i] + "</th>";
        }
    } else {//不使用标题项
        for (var i in arrData[0]) {
            row += "<th align='center'>" + i + "</th>";
        }
    }
    excel += row + "</tr>";
    //设置数据
    for (var i = 0; i < arrData.length; i++) {
        var row = "<tr>";
        for (var index in arrData[i]) {
            //判断是否有过滤行
            if (filter) {
                if (filter.indexOf(index) == -1) {
                    var value = arrData[i][index] == null ? "" : arrData[i][index];
                    row += "<td>" + value + "</td>";
                }
            } else {
                var value = arrData[i][index] == null ? "" : arrData[i][index];
                row += "<td align='center'>" + value + "</td>";
            }
        }
        excel += row + "</tr>";
    }
    excel += "</table>";
    var excelFile =
        "<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'>";
    excelFile +=
        '<meta http-equiv="content-type" content="application/vnd.ms-excel; charset=UTF-8">';
    excelFile +=
        '<meta http-equiv="content-type" content="application/vnd.ms-excel';
    excelFile += '; charset=UTF-8">';
    excelFile += "<head>";
    excelFile += "<!--[if gte mso 9]>";
    excelFile += "<xml>";
    excelFile += "<x:ExcelWorkbook>";
    excelFile += "<x:ExcelWorksheets>";
    excelFile += "<x:ExcelWorksheet>";
    excelFile += "<x:Name>";
    excelFile += "{worksheet}";
    excelFile += "</x:Name>";
    excelFile += "<x:WorksheetOptions>";
    excelFile += "<x:DisplayGridlines/>";
    excelFile += "</x:WorksheetOptions>";
    excelFile += "</x:ExcelWorksheet>";
    excelFile += "</x:ExcelWorksheets>";
    excelFile += "</x:ExcelWorkbook>";
    excelFile += "</xml>";
    excelFile += "<![endif]-->";
    excelFile += "</head>";
    excelFile += "<body>";
    excelFile += excel;
    excelFile += "</body>";
    excelFile += "</html>";
    var uri =
        "data:application/vnd.ms-excel;charset=utf-8," +
        encodeURIComponent(excelFile);
    var link = document.createElement("a");
    link.href = uri;
    link.style = "visibility:hidden";
    link.download = FileName + ".xls";
    document.body.appendChild(link);
    link.click();
    document.body.removeChild(link);
}