js导出jsp页面中的表格

来源：互联网发布：周莹洞见知行编辑：程序博客网时间：2024/05/16 09:12

最近在做一个应用，要将结果导出为excel,但是用于使在云平台上做的，原来想的是在后台生成excel然后下载下来，可是在百度云平台上不能动态的创建文件，所以只能用js将jsp页面的结果导出来。

但是还有点缺点：

1.只能在IE浏览器上使用

2.现在还不支持excel2013.

下面是jsp页面的代码：一个简答的结果页面：

<%@ page language="java" contentType="text/html; charset=UTF-8"pageEncoding="UTF-8"%><%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%><!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><title>导出</title><!-- 引入导出excel的js --><script type="text/javascript" src="../style/js/exportExcel.js"></script></head><body><input type="button" value="导出" onClick="saveAsExcel('result')" /><table width="1400px" cellspacing="0" border="1" id="result"><tr align="center" height="30px"><th rowspan="2" width="40px">分组</th><th colspan="8">基本信息</th><th colspan="4">第一轮</th><th colspan="4">第二轮</th><th colspan="4">第三轮</th><th colspan="4">第四轮</th><th colspan="4">第五轮</th><th rowspan="2">总收益</th></tr><tr align="center" height="30px"><td width="40px" >编号</td><td width="70px" >题型</td><td width="40px" >学号</td><td width="40px" >类型</td><td width="40px" >性别</td><td width="40px" >姓名</td><td width="50px" >左邻局</td><td width="50px" >由邻居</td><td>合作方式</td><td>左邻居策略</td><td>右邻居策略</td>     <th>收益</th><td>合作方式</td><td>左邻居策略</td><td>右邻居策略</td>     <th>收益</th>          <td>合作方式</td><td>左邻居策略</td><td>右邻居策略</td>     <th>收益</th>          <td>合作方式</td><td>左邻居策略</td><td>右邻居策略</td>     <th>收益</th>         <td>合作方式</td><td>左邻居策略</td><td>右邻居策略</td>     <th>收益</th></tr><c:forEach items="${viewList }" var="mainView" varStatus="mainStatus"><c:forEach items="${mainView}" var="view" varStatus="status"><tr align="center" height="28px"><td>第<c:out value="${mainStatus.count}" />组</td><td><c:out value="${status.count}" /></td><td>邻居博弈</td><td>${view.xuehao}</td><td>${view.type}</td><td>${view.sex}</td><td>${view.name}</td><td>${view.leftNeighborName}</td><td>${view.rightNeighborName}</td><td>  <c:if test="${view.number1==0 }">A</c:if>  <c:if test="${view.number1==1 }">B</c:if></td><td>  <c:if test="${view.leftNumber1==0 }">A</c:if>  <c:if test="${view.leftNumber1==1 }">B</c:if></td><td> <c:if test="${view.rightNumber1==0 }">A</c:if> <c:if test="${view.rightNumber1==1 }">B</c:if></td>   <td>${view.incomeMoney1}</td><td>  <c:if test="${view.number2==0 }">A</c:if>  <c:if test="${view.number2==1 }">B</c:if></td><td>  <c:if test="${view.leftNumber2==0 }">A</c:if>  <c:if test="${view.leftNumber2==1 }">B</c:if></td><td> <c:if test="${view.rightNumber2==0 }">A</c:if> <c:if test="${view.rightNumber2==1 }">B</c:if></td>    <td>${view.incomeMoney2}</td><td>  <c:if test="${view.number3==0 }">A</c:if>  <c:if test="${view.number3==1 }">B</c:if></td><td>  <c:if test="${view.leftNumber3==0 }">A</c:if>  <c:if test="${view.leftNumber3==1 }">B</c:if></td><td> <c:if test="${view.rightNumber3==0 }">A</c:if> <c:if test="${view.rightNumber3==1 }">B</c:if></td>    <td>${view.incomeMoney3}</td><td>  <c:if test="${view.number4==0 }">A</c:if>  <c:if test="${view.number4==1 }">B</c:if></td><td>  <c:if test="${view.leftNumber4==0 }">A</c:if>  <c:if test="${view.leftNumber4==1 }">B</c:if></td><td> <c:if test="${view.rightNumber4==0 }">A</c:if> <c:if test="${view.rightNumber4==1 }">B</c:if></td>    <td>${view.incomeMoney4}</td>        <td>  <c:if test="${view.number5==0 }">A</c:if>  <c:if test="${view.number5==1 }">B</c:if></td><td>  <c:if test="${view.leftNumber5==0 }">A</c:if>  <c:if test="${view.leftNumber5==1 }">B</c:if></td><td> <c:if test="${view.rightNumber5==0 }">A</c:if> <c:if test="${view.rightNumber5==1 }">B</c:if></td>    <td>${view.incomeMoney5}</td>    <td>${view.total}</td></tr></c:forEach></c:forEach></table></body></html>

<script type="text/javascript" src="../style/js/exportExcel.js"></script>中的exportExcel.js的代码如下：

/* * 默认转换实现函数，如果需要其他功能，需自行扩展 * 参数： * tableID : HTML中Table对象id属性值 * 详细用法参见以下 TableToExcel 对象定义  */ function saveAsExcel(tableID){  var tb = new TableToExcel(tableID);  tb.setFontStyle("Courier New");  tb.setFontSize(10);  tb.setTableBorder(2);  tb.setColumnWidth(7);  tb.isLineWrap(true);  tb.getExcelFile(); }  /** 功能：HTML中Table对象转换为Excel通用对象.  * 参数：tableID HTML中Table对象的ID属性值  * 说明：  * 能适应复杂的HTML中Table对象的自动转换，能够自动根据行列扩展信息  * 合并Excel中的单元格，客户端需要安装有Excel  * 详细的属性、方法引用说明参见：Excel的Microsoft Excel Visual Basic参考  * 示范：  * var tb = new TableToExcel('demoTable');  * tb.setFontStyle("Courier New");  * tb.setFontSize(10); //推荐取值10  * tb.setFontColor(6); //一般情况不用设置  * tb.setBackGround(4); //一般情况不用设置  * tb.setTableBorder(2); //推荐取值2  * tb.setColumnWidth(10); //推荐取值10  * tb.isLineWrap(false);  * tb.isAutoFit(true);  * * tb.getExcelFile();  * 如果设置了单元格自适应，则设置单元格宽度无效  * 版本：1.0*/  function TableToExcel(tableID) {   this.tableBorder = -1; //边框类型，-1没有边框 可取1/2/3/4   this.backGround = 0; //背景颜色：白色 可取调色板中的颜色编号 1/2/3/4....   this.fontColor = 1; //字体颜色：黑色   this.fontSize = 10; //字体大小   this.fontStyle = "宋体"; //字体类型   this.rowHeight = 20; //行高   this.columnWidth = -1; //列宽   this.lineWrap = true; //是否自动换行   this.textAlign = -4108; //内容对齐方式 默认为居中   this.autoFit = true; //是否自适应宽度   this.tableID = tableID;   }   TableToExcel.prototype.setTableBorder = function (excelBorder) {    this.tableBorder = excelBorder ;   };    TableToExcel.prototype.setBackGround = function (excelColor) {    this.backGround = excelColor;   };    TableToExcel.prototype.setFontColor = function (excelColor) {    this.fontColor = excelColor;   };    TableToExcel.prototype.setFontSize = function (excelFontSize) {    this.fontSize = excelFontSize;   };    TableToExcel.prototype.setFontStyle = function (excelFont) {    this.fontStyle = excelFont;   };    TableToExcel.prototype.setRowHeight = function (excelRowHeight) {    this.rowHeight = excelRowHeight;   };    TableToExcel.prototype.setColumnWidth = function (excelColumnWidth) {    this.columnWidth = excelColumnWidth;   };    TableToExcel.prototype.isLineWrap = function (lineWrap) {    if (lineWrap == false || lineWrap == true) {     this.lineWrap = lineWrap;    }   };    TableToExcel.prototype.setTextAlign = function (textAlign) {    this.textAlign = textAlign;   };    TableToExcel.prototype.isAutoFit = function(autoFit){    if(autoFit == true || autoFit == false)this.autoFit = autoFit ;   };   //文件转换主函数   TableToExcel.prototype.getExcelFile = function () {   var jXls, myWorkbook, myWorksheet, myHTMLTableCell, myExcelCell, myExcelCell2;   var myCellColSpan, myCellRowSpan;    try {    jXls = new ActiveXObject('Excel.Application');   }catch (e) {    alert("无法启动Excel!\n\n如果您确信您的电脑中已经安装了Excel，"+"那么请调整IE的安全级别。\n\n具体操作：\n\n"+"工具 → Internet选项 → 安全 → 自定义级别 → 对没有标记为安全的ActiveX进行初始化和脚本运行 → 启用");    return false;   }    jXls.Visible = true;   myWorkbook = jXls.Workbooks.Add();   jXls.DisplayAlerts = false;   myWorkbook.Worksheets(3).Delete();   myWorkbook.Worksheets(2).Delete();   jXls.DisplayAlerts = true;   myWorksheet = myWorkbook.ActiveSheet;    var readRow = 0, readCol = 0;var totalRow = 0, totalCol = 0;   var tabNum = 0;    //设置行高、列宽   if(this.columnWidth != -1)    myWorksheet.Columns.ColumnWidth = this.columnWidth;   else    myWorksheet.Columns.ColumnWidth = 7;   if(this.rowHeight != -1)    myWorksheet.Rows.RowHeight = this.rowHeight ;    //搜索需要转换的Table对象，获取对应行、列数   var obj = document.all.tags("table");   for (x = 0; x < obj.length; x++) {    if (obj[x].id == this.tableID) {     tabNum = x;     totalRow = obj[x].rows.length;     for (i = 0; i < obj[x].rows[0].cells.length; i++) {      myHTMLTableCell = obj[x].rows(0).cells(i);      myCellColSpan = myHTMLTableCell.colSpan;      totalCol = totalCol + myCellColSpan;     }    }   }    //开始构件模拟表格   var excelTable = new Array();   for (i = 0; i <= totalRow; i++) {    excelTable[i] = new Array();    for (t = 0; t <= totalCol; t++) {     excelTable[i][t] = false;    }   }    //开始转换表格    for (z = 0; z < obj[tabNum].rows.length; z++) {    readRow = z + 1;    readCol = 0;    for (c = 0; c < obj[tabNum].rows(z).cells.length; c++) {     myHTMLTableCell = obj[tabNum].rows(z).cells(c);     myCellColSpan = myHTMLTableCell.colSpan;     myCellRowSpan = myHTMLTableCell.rowSpan;     for (y = 1; y <= totalCol; y++) {      if (excelTable[readRow][y] == false) {       readCol = y;       break;      }     }     if (myCellColSpan * myCellRowSpan > 1) {      myExcelCell = myWorksheet.Cells(readRow, readCol);      myExcelCell2 = myWorksheet.Cells(readRow + myCellRowSpan - 1, readCol + myCellColSpan - 1);      myWorksheet.Range(myExcelCell, myExcelCell2).Merge();      myExcelCell.HorizontalAlignment = this.textAlign;      myExcelCell.Font.Size = this.fontSize;      myExcelCell.Font.Name = this.fontStyle;      myExcelCell.wrapText = this.lineWrap;      myExcelCell.Interior.ColorIndex = this.backGround;      myExcelCell.Font.ColorIndex = this.fontColor;      if(this.tableBorder != -1){       myWorksheet.Range(myExcelCell, myExcelCell2).Borders(1).Weight = this.tableBorder ;       myWorksheet.Range(myExcelCell, myExcelCell2).Borders(2).Weight = this.tableBorder ;       myWorksheet.Range(myExcelCell, myExcelCell2).Borders(3).Weight = this.tableBorder ;       myWorksheet.Range(myExcelCell, myExcelCell2).Borders(4).Weight = this.tableBorder ;      }       myExcelCell.Value = myHTMLTableCell.innerText;      for (row = readRow; row <= myCellRowSpan + readRow - 1; row++) {       for (col = readCol; col <= myCellColSpan + readCol - 1; col++) {        excelTable[row][col] = true;       }      }       readCol = readCol + myCellColSpan;     } else {      myExcelCell = myWorksheet.Cells(readRow, readCol);      myExcelCell.Value = myHTMLTableCell.innerText;      myExcelCell.HorizontalAlignment = this.textAlign;      myExcelCell.Font.Size = this.fontSize;      myExcelCell.Font.Name = this.fontStyle;      myExcelCell.wrapText = this.lineWrap;      myExcelCell.Interior.ColorIndex = this.backGround;      myExcelCell.Font.ColorIndex = this.fontColor;      if(this.tableBorder != -1){       myExcelCell.Borders(1).Weight = this.tableBorder ;       myExcelCell.Borders(2).Weight = this.tableBorder ;       myExcelCell.Borders(3).Weight = this.tableBorder ;       myExcelCell.Borders(4).Weight = this.tableBorder ;      }      excelTable[readRow][readCol] = true;readCol = readCol + 1;     }    }   }   if(this.autoFit == true)    myWorksheet.Columns.AutoFit;    jXls.UserControl = true;   jXls = null;   myWorkbook = null;   myWorksheet = null;  };

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