在项目中用到了javascript操作excel以生成报表。
例子，注意代码中注释，有助于理解javascript操作excel文件的方法。
<html>
<head>
<script language="javascript" type="text/javascript">
function MakeExcel(){
var i,j;
try {
var xls = new ActiveXObject ( "Excel.Application" );
}
catch(e) {
alert( "要打印该表，您必须安装Excel电子表格软件，同时浏览器须使用“ActiveX 控件”，您的浏览器须允许执行控件。 请点击【帮助】了解浏览器设置方法！");
return "";
}
xls.visible =true; //设置excel为可见
var xlBook = xls.Workbooks.Add;
var xlsheet = xlBook.Worksheets(1);
<!--合并-->
xlsheet.Range(xlsheet.Cells(1,1),xlsheet.Cells(1,7)).mergecells=true;
xlsheet.Range(xlsheet.Cells(1,1),xlsheet.Cells(1,7)).value="发卡记录";
//xlsheet.Range(xlsheet.Cells(1,1),xlsheet.Cells(1,6)).Interior.ColorIndex=5;//设置底色为蓝色
//xlsheet.Range(xlsheet.Cells(1,1),xlsheet.Cells(1,6)).Font.ColorIndex=4;//设置字体色
// xlsheet.Rows(1). Interior .ColorIndex = 5 ;//设置底色为蓝色 设置背景色 Rows(1).Font.ColorIndex=4
<!--设置行高-->
xlsheet.Rows(1).RowHeight = 25;
<!--设置字体 ws.Range(ws.Cells(i0+1,j0), ws.Cells(i0+1,j1)).Font.Size = 13 -->
xlsheet.Rows(1).Font.Size=14;
<!--设置字体 设置选定区的字体 xlsheet.Range(xlsheet.Cells(i0,j0), ws.Cells(i0,j0)).Font.Name = "黑体" -->
xlsheet.Rows(1).Font.Name="黑体";
<!--设置列宽 xlsheet.Columns(2)=14;-->
xlsheet.Columns("A:D").ColumnWidth =18;
<!--设置显示字符而不是数字-->
xlsheet.Columns(2).NumberFormatLocal="@";
xlsheet.Columns(7).NumberFormatLocal="@";
//设置单元格内容自动换行 range.WrapText = true ;
//设置单元格内容水平对齐方式 range.HorizontalAlignment = Excel.XlHAlign.xlHAlignCenter;//设置单元格内容竖直堆砌方式
//range.VerticalAlignment=Excel.XlVAlign.xlVAlignCenter
//range.WrapText = true; xlsheet.Rows(3).WrapText=true 自动换行
//设置标题栏
xlsheet.Cells(2,1).Value="卡号";
xlsheet.Cells(2,2).Value="密码";
xlsheet.Cells(2,3).Value="计费方式";
xlsheet.Cells(2,4).Value="有效天数";
xlsheet.Cells(2,5).Value="金额";
xlsheet.Cells(2,6).Value="所属服务项目";
xlsheet.Cells(2,7).Value="发卡时间";
var oTable=document.all['fors:data'];
var rowNum=oTable.rows.length;
for(i=2;i<=rowNum;i++){
for (j=1;j<=7;j++){
//html table类容写到excel
xlsheet.Cells(i+1,j).Value=oTable.rows(i-1).cells(j-1).innerHTML;
}
}
<!-- xlsheet.Range(xls.Cells(i+4,2),xls.Cells(rowNum,4)).Merge; -->
// xlsheet.Range(xlsheet.Cells(i, 4), xlsheet.Cells(i-1, 6)).BorderAround , 4
// for(mn=1,mn<=6;mn++) . xlsheet.Range(xlsheet.Cells(1, mn), xlsheet.Cells(i1, j)).Columns.AutoFit;
xlsheet.Columns.AutoFit;
xlsheet.Range( xlsheet.Cells(1,1),xlsheet.Cells(rowNum+1,7)).HorizontalAlignment =-4108;//居中
xlsheet.Range( xlsheet.Cells(1,1),xlsheet.Cells(1,7)).VerticalAlignment =-4108;
xlsheet.Range( xlsheet.Cells(2,1),xlsheet.Cells(rowNum+1,7)).Font.Size=10;
xlsheet.Range( xlsheet.Cells(2,1),xlsheet.Cells(rowNum+1,7)).Borders(3).Weight = 2; //设置左边距
xlsheet.Range( xlsheet.Cells(2,1),xlsheet.Cells(rowNum+1,7)).Borders(4).Weight = 2;//设置右边距
xlsheet.Range( xlsheet.Cells(2,1),xlsheet.Cells(rowNum+1,7)).Borders(1).Weight = 2;//设置顶边距
xlsheet.Range( xlsheet.Cells(2,1),xlsheet.Cells(rowNum+1,7)).Borders(2).Weight = 2;//设置底边距
xls.UserControl = true; //很重要,不能省略,不然会出问题 意思是excel交由用户控制
xls=null;
xlBook=null;
xlsheet=null;
}
</script> <link href="css/styles3.css" rel="stylesheet" type="text/css"/>
<title>ziyuanweihu</title>
</head>
<body>
<form id="fors" method="post" action="/WebModule/admins/card/showcard.faces" enctype="application/x-www-form-urlencoded">
<table id="fors:top" border="0" cellpadding="0" cellspacing="0" width="100%">
<tbody>
<tr>
<td class="left"><img src="images/jiao1.gif" alt="" /></td>
<td class="topMiddle"></td>
<td class="right"><img src="images/jiao2.gif" alt="" /></td>
</tr>
</tbody>
</table>
<table border="0" cellpadding="0" cellspacing="0" width="100%">
<tbody>
<tr>
<td class="middleLeft"></td>
<td class="btstyle"><table id="fors:sort" border="0" cellpadding="0" cellspacing="0" style="valign:center" width="100%">
<tbody>
<tr>
<td class="btstyle"><input type="button" name="fors:_id7" value="生成excel文件" onclick="MakeExcel()" /><input type="submit" name="fors:_id8" value="返回" /></td>
</tr>
</tbody>
</table>
<table id="fors:data" border="1" cellpadding="0" cellspacing="1" width="100%">
<thead>
<tr>
<th scope="col"><span id="fors:data:headerText1">卡号</span></th>
<th scope="col"><span id="fors:data:headerText2">密码</span></th>
<th scope="col"><span id="fors:data:headerText3">计费方式</span></th>
<th scope="col"><span id="fors:data:headerText4">有效天数</span></th>
<th scope="col">金额</th>
<th scope="col"><span id="fors:data:headerText6">所属服务项目</span></th>
<th scope="col"><span id="fors:data:headerText7">发卡时间</span></th>
</tr>
</thead>
<tbody>
<tr>
<td>h000010010</td>
<td>543860</td>
<td>计点</td>
<td></td>
<td>2.0</td>
<td>测试项目</td>
<td>2006-06-23 10:14:40.843</td>
</tr>
<tr>
<td>h000010011</td>
<td>683352</td>
<td>计点</td>
<td></td>
<td>2.0</td>
<td>测试项目</td>
<td>2006-06-23 10:14:40.843</td>
</tr>
<tr>
<td>h000010012</td>
<td>433215</td>
<td>计点</td>
<td></td>
<td>2.0</td>
<td>测试项目</td>
<td>2006-06-23 10:14:40.843</td>
</tr>
<tr>
<td>h000010013</td>
<td>393899</td>
<td>计点</td>
<td></td>
<td>2.0</td>
<td>测试项目</td>
<td>2006-06-23 10:14:40.843</td>
</tr>
<tr>
<td>h000010014</td>
<td>031736</td>
<td>计点</td>
<td></td>
<td>2.0</td>
<td>测试项目</td>
<td>2006-06-23 10:14:40.843</td>
</tr>
<tr>
<td>h000010015</td>
<td>188600</td>
<td>计点</td>
<td></td>
<td>2.0</td>
<td>测试项目</td>
<td>2006-06-23 10:14:40.843</td>
</tr>
<tr>
<td>h000010016</td>
<td>363407</td>
<td>计点</td>
<td></td>
<td>2.0</td>
<td>测试项目</td>
<td>2006-06-23 10:14:40.843</td>
</tr>
<tr>
<td>h000010017</td>
<td>175315</td>
<td>计点</td>
<td></td>
<td>2.0</td>
<td>测试项目</td>
<td>2006-06-23 10:14:40.843</td>
</tr>
<tr>
<td>h000010018</td>
<td>354437</td>
<td>计点</td>
<td></td>
<td>2.0</td>
<td>测试项目</td>
<td>2006-06-23 10:14:40.843</td>
</tr>
<tr>
<td>h000010019</td>
<td>234750</td>
<td>计点</td>
<td></td>
<td>2.0</td>
<td>测试项目</td>
<td>2006-06-23 10:14:40.843</td>
</tr>
</tbody>
</table>
</td>
<td class="middleRight"></td>
</tr>
</tbody>
</table>
<table id="fors:bottom" border="0" cellpadding="0" cellspacing="0" width="100%">
<tbody>
<tr>
<td class="left">
<img src="images/jiao3.gif" alt=""/>
</td>
<td class="bottomMiddle"> </td>
<td class="right">
<img src="images/jiao4.gif" alt=""/>
</td>
</tr>
</tbody>
</table>
javascript操作excle文件的例子。
<input type="hidden" name="fors" value="fors" /></form>
</body>
</html>