已经解决的使用JS从JSP页面到处Excel表格（需要自己保存）
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gbk"/>
<title>WEB页面导出为EXCEL文档的方法</title>
<SCRIPT LANGUAGE="javascript">
function method1(tableid) {
var curTbl = document.getElementById(tableid);
var oXL;
try{
oXL = new ActiveXObject("Excel.Application");
}catch (e) {
alert("请将地址加入信任站点！");
return;
}
var oWB = oXL.Workbooks.Add();
var oSheet = oWB.ActiveSheet;
//控制行的高度
// oSheet.Rows(1).EntireRow.RowHeight = 5;
var lenRow = curTbl.rows.length;
var rowId = 0;
var maxLength = 0;
//找出列的最大长度
for(rowId=0;rowId<lenRow;rowId++){
var cellsLength = curTbl.rows.item(rowId).cells;
var colLength = cellsLength.length;
if(colLength > maxLength){
maxLength = colLength;
}
}
//循环控制excel报表每列的宽度
if(maxLength != null && maxLength != "" && maxLength > 0){
for(var i=1;i<=maxLength;i++){
oSheet.Columns(i).EntireColumn.ColumnWidth = 30;
}
}
var sel = document.body.createTextRange();
sel.moveToElementText(curTbl);
//sel.select();
sel.execCommand("Copy");
oSheet.Paste();
//整个表格粘贴完毕后，再设置excel表格样式
for(rowId=0;rowId<lenRow;rowId++){
if(rowId == 0){
oSheet.Rows("1:1").Interior.ColorIndex=10; //标题背景设置为绿色
oSheet.Rows("1:1").Font.ColorIndex=2; //标题字体颜色设置为白色
}else{
oSheet.Rows((rowId+1)+":"+(rowId+1)).Interior.ColorIndex=0; //除标题外，其它行把格式清除
}
}
oXL.Visible = true;
}
//数字被自动以科学计数法的形式显示，搜了好多资料也没有解决，用NumberFormatLocal="@"好像不行，但是可以在数字后面加 解决
function method2(tableid) //读取表格中每个单元到EXCEL中
{
var curTbl = document.getElementById(tableid);
var oXL = new ActiveXObject("Excel.Application");
//创建AX对象excel
var oWB = oXL.Workbooks.Add();
//获取workbook对象
var oSheet = oWB.ActiveSheet;
//激活当前sheet
var rowLength = curTbl.rows.length;
//得到表格行数
if(rowLength != null && rowLength != "" && rowLength >= 1){
var lastRowIndex = rowLength - 1;
//得到最后一行序号
}
var colLength = curTbl.rows.item(lastRowIndex).cells.length;
//根据最后一行获取表格列数
if(colLength != null && colLength != ""){
for(var i=1;i<=colLength;i++){
oSheet.Columns(i).ColumnWidth = 20;
//循环控制每一列的宽度
}
}
var Lenr = curTbl.rows.length;
//取得表格行数
for (i = 0; i < Lenr; i++)
{
var Lenc = curTbl.rows(i).cells.length;
//取得每行的列数
for (j = 0; j < Lenc; j++)
{
oSheet.Cells(i + 1, j + 1).value = curTbl.rows(i).cells(j).innerText;
//赋值
}
}
oXL.Visible = true;
//设置excel可见属性
}
function getXlsFromTbl(inTblId, inWindow) {
try {
var allStr = "";
var curStr = "";
//alert("getXlsFromTbl");
if (inTblId != null && inTblId != "" && inTblId != "null") {
curStr = getTblData(inTblId, inWindow);
}
if (curStr != null) {
allStr += curStr;
}
else {
alert("你要导出的表不存在！");
return;
}
var fileName = getExcelFileName();
doFileExport(fileName, allStr);
}
catch(e) {
alert("导出发生异常:" + e.name + "->" + e.description + "!");
}
}
function getTblData(inTbl, inWindow) {
var rows = 0;
//alert("getTblData is " + inWindow);
var tblDocument = document;
if (!!inWindow && inWindow != "") {
if (!document.all(inWindow)) {
return null;
}
else {
tblDocument = eval(inWindow).document;
}
}
var curTbl = tblDocument.getElementById(inTbl);
var outStr = "";
if (curTbl != null) {
for (var j = 0; j < curTbl.rows.length; j++) {
//alert("j is " + j);
for (var i = 0; i < curTbl.rows[j].cells.length; i++) {
//alert("i is " + i);
if (i == 0 && rows > 0) {
outStr += " \t";
rows -= 1;
}
outStr += curTbl.rows[j].cells[i].innerText + "\t";
if (curTbl.rows[j].cells[i].colSpan > 1) {
for (var k = 0; k < curTbl.rows[j].cells[i].colSpan - 1; k++) {
outStr += " \t";
}
}
if (i == 0) {
if (rows == 0 && curTbl.rows[j].cells[i].rowSpan > 1) {
rows = curTbl.rows[j].cells[i].rowSpan - 1;
}
}
}
outStr += "\r\n";
}
}
else {
outStr = null;
alert(inTbl + "不存在!");
}
return outStr;
}
function getExcelFileName() {
var d = new Date();
var curYear = d.getYear();
var curMonth = "" + (d.getMonth() + 1);
var curDate = "" + d.getDate();
var curHour = "" + d.getHours();
var curMinute = "" + d.getMinutes();
var curSecond = "" + d.getSeconds();
if (curMonth.length == 1) {
curMonth = "0" + curMonth;
}
if (curDate.length == 1) {
curDate = "0" + curDate;
}
if (curHour.length == 1) {
curHour = "0" + curHour;
}
if (curMinute.length == 1) {
curMinute = "0" + curMinute;
}
if (curSecond.length == 1) {
curSecond = "0" + curSecond;
}
var fileName = "leo_zhang" + "_" + curYear + curMonth + curDate + "_" + curHour + curMinute + curSecond + ".csv";
//alert(fileName);
return fileName;
}
function doFileExport(inName, inStr) {
var xlsWin = null;
if (!!document.all("glbHideFrm")) {
xlsWin = glbHideFrm;
}
else {
var width = 6;
var height = 4;
var openPara = "left=" + (window.screen.width / 2 - width / 2)
+ ",top=" + (window.screen.height / 2 - height / 2)
+ ",scrollbars=no,width=" + width + ",height=" + height;
xlsWin = window.open("", "_blank", openPara);
}
xlsWin.document.write(inStr);
xlsWin.document.close();
xlsWin.document.execCommand('Saveas', true, inName);
xlsWin.close();
}
</SCRIPT>
</head>
<body>
<table id="tableExcel" width="100%" border="1" cellspacing="0" cellpadding="0">
<tr>
<td colspan="5" align="center">WEB页面导出为EXCEL文档的方法</td>
</tr>
<tr>
<td>列标题1</td>
<td>列标题2</td>
<td>列标题3</td>
<td>列标题4</td>
<td>列标题5</td>
</tr>
<tr>
<td>aaaaaaaaaaaaa12</td>
<td>bbbbbbbbbbbbb45</td>
<td>ccccccccccccc67</td>
<td>ddddddddddddd89</td>
<td>eeeeeeeeeeeee99</td>
</tr>
<tr>
<td>AAAAAAAAAAAAA</td>
<td>BBBBBBBBBBBBB</td>
<td>CCCCCCCCCCCCC</td>
<td>DDDDDDDDDDDDD</td>
<td>EEE</td>
</tr>
<tr>
<td>1234567890123456 </td>
<td>1234567890123456 </td>
<td>1234567890123456 </td>
<td>1234567890123456 </td>
<td>1234567890123456 </td>
</tr>
</table>
<input type="button" onclick="javascript:method1('tableExcel');" value="整体导入到EXCEL(适合任何表格)">
<input type="button" onclick="javascript:method2('tableExcel');" value="循环导入到EXCEL(适合简单表格)">
<input type="button" onclick="javascript:getXlsFromTbl('tableExcel',null);" value="第三种方法导入到EXCEL">
</body>
</html>
使用很方便的。