<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> <title>用DOM动态控制表格</title> </head> <body> <script language="javascript"> counter = 1; // 插入数据 function insertData() { var oStudentsTable = document.getElementById("students"); var oTrHang = oStudentsTable.insertRow(oStudentsTable.rows.length); //插入一行 var aText = new Array(); aText[0] = document.createTextNode("王" + (counter++)); aText[1] = document.createTextNode("B072"); aText[2] = document.createTextNode("女"); aText[3] = document.createTextNode("1025"); aText[4] = document.createTextNode("13663616963"); for(var i=0; i<aText.length; i++) { var oTd = oTrHang.insertCell(i); //插入一个单元格 oTd.appendChild(aText[i]); } } // 编辑单元格数据 function editData() { var oTable = document.getElementById("students"); oTable.rows[1].cells[0].innerHTML += "Chf"; } //添加删除数据的列 function insertDeleteCell() { var oTable = document.getElementById("students"); var oTh = oTable.rows[0].insertCell(oTable.rows[0].cells.length); oTh.innerHTML = "<font style='font-weight: bold;'>操作</font>"; for(var i=1; i<oTable.rows.length; i++) { var oTd = oTable.rows[i].insertCell(oTable.rows[i].cells.length); oTd.innerHTML = "<a href='#' onclick='myDeleteRow(this)'>Delete</a>"; } } //添加拥有一个输入框的列 function insertInputCell() { var oTable = document.getElementById("students"); var oTh = oTable.rows[0].insertCell(oTable.rows[0].cells.length); oTh.innerHTML = "<font style='font-weight: bold;'>输入</font>"; for(var i=1; i<oTable.rows.length; i++) { var oTd = oTable.rows[i].insertCell(oTable.rows[i].cells.length); oTd.innerHTML = "<input type="text" style="background:#C0F2F3;margin-left:8px;10px;height:10px;" />" } } //删除行 function myDeleteRow(theDel) { theDel.parentNode.parentNode.parentNode.removeChild(theDel.parentNode.parentNode); } //删除所有行 function deleteAllRows() { var studentsTable = document.getElementById("students"); while(studentsTable.rows.length > 1) { studentsTable.deleteRow(studentsTable.rows.length - 1); } } //对表格的行进行排序 function sortByBirthday() { var studentsTable = document.getElementById("students"); // 获取所有学生数据行 /** var studentsRowsData = new Array(); for(var i=1; i<studentsTable.rows.length; i++) { // 以这种方式获取表格的所有行，但是通过deleteRow方法删除表格的行，会导致获取的行成为空行<tr></tr> // studentsRowsData[i-1] = studentsTable.rows[i]; } **/ var studentsRows = new Array(); for(var i=1; i<studentsTable.rows.length; i++) { studentsRows[i-1] = studentsTable.rows[i]; } // ---------- 排序 Begin ---------- for(var i=0; i<studentsRows.length-1; i++) { for(var j=i+1; j<studentsRows.length; j++) { var iBirth = Number(studentsRows[i].cells[3].firstChild.nodeValue); var jBirth = Number(studentsRows[j].cells[3].firstChild.nodeValue); if(iBirth > jBirth) { var temp = studentsRows[i]; studentsRows[i] = studentsRows[j]; studentsRows[j] = temp; } } } // ---------- 排序 End ---------- /** // 删除表格中的所有学生数据行，保留行首 while(studentsTable.rows.length > 1) { studentsTable.deleteRow(studentsTable.rows.length - 1); } **/ var studentsSortedTable = document.getElementById("students_sorted"); // 先清空存放排序后学生信息的表格 while(studentsSortedTable.rows.length > 1) { studentsSortedTable.deleteRow(studentsSortedTable.rows.length - 1); } for(var i=0; i<studentsRows.length; i++) { var newRow = studentsSortedTable.insertRow(studentsSortedTable.rows.length); var sortedCells = studentsRows[i].cells; for(var j=0; j<sortedCells.length; j++) { var newCell = newRow.insertCell(newRow.cells.length); newCell.innerHTML = sortedCells[j].innerHTML; } } studentsSortedTable.style.display = "inline"; } </script> <h3>用DOM动态控制表格</h3> <input type="button" onclick="insertData()" value="插入一行数据" /> <input type="button" onclick="editData()" value="修改单元格数据" /> <input type="button" onclick="insertDeleteCell()" value="动态添加删除列" /> <input type="button" onclick="insertInputCell()" value="动态添加输入框列" /> <input type="button" onclick="deleteAllRows()" value="删除所有行保留行首" /> <input type="button" onclick="sortByBirthday()" value="按生日进行排序" /> <p></p> <table id="students" border="1"> <caption> <h3>学生列表</h3> </caption> <tr> <th scope="col">姓名</th> <th scope="col">学号</th> <th scope="col">性别</th> <th scope="col">生日</th> <th scope="col">联系方式</th> </tr> <tr> <td>陈</td> <td>B073</td> <td>男</td> <td>1126</td> <td>15915554615</td> </tr> <tr> <td>王</td> <td>B071</td> <td>女</td> <td>0304</td> <td>13054115694</td> </tr> <tr> <td>曹</td> <td>B070</td> <td>男</td> <td>0815</td> <td>1381377894</td> </tr> <tr> <td>郑</td> <td>B078</td> <td>男</td> <td>1019</td> <td>1322377896</td> </tr> </table> <p></p> <table id="students_sorted" border="1" style="display:none"> <caption> <h3>排序后的学生列表</h3> </caption> <tr> <th scope="col">姓名</th> <th scope="col">学号</th> <th scope="col">性别</th> <th scope="col">生日</th> <th scope="col">联系方式</th> </tr> </table> </body> </html>