<!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>? <title> new document </title>? <meta name="generator" content="editplus" />? <meta name="author" content="" />? <meta name="keywords" content="" />? <meta name="description" content="" />? <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />? <style type="text/css">? ? ? body,table,th,td{ font-size: 12px;} ?#tabScore{ border-collapse: collapse;} ?#tabScore th{ padding: 5px;} ?#tabScore td{ padding: 5px;}? </style>? <script type="text/javascript">? ? ? function disScore() ?{ ?var tab = document.getElementById("tabScore"); ?//獲取表格中所有行 ?var rows = tab.rows; ? ?//獲取行中內(nèi)容 ?for (var i = 1;i < rows.length;i++ ) ?{ ?var name = rows[i].childNodes[0].innerText; ?var java = rows[i].childNodes[1].innerText; ?var html = rows[i].childNodes[2].innerText; ?var sql = rows[i].childNodes[3].innerText; ?var count = rows[i].childNodes[4].innerText; ?alert(name + ":" + java + "," + html + "," + sql + "," + count); ?} ?}? </script>?</head>?<body>? ? ?<input type="button" value="查看表中成績" onClick="disScore()" /> <hr siize="1"> <table id="tabScore" width="470" border="1" bordercolor="#003399" align="center"> ? ? <tr bgcolor="#0099FF"> ? ? <th>姓名</th><th>Java</th><th>HTML</th><th>SqlServer</th><th>總成績</th> </tr> <tr> ? ? <td align="center">張三</td> <td align="center">87</td> <td align="center">92</td> <td align="center">79</td> <td align="center">258</td> </tr> <tr> ? ? <td align="center">李四</td> <td align="center">70</td> <td align="center">80</td> <td align="center">75</td> <td align="center">225</td> </tr> <tr> ? ? <td align="center">王五</td> <td align="center">85</td> <td align="center">75</td> <td align="center">90</td> <td align="center">250</td> </tr> </table>?</body></html>
求指導(dǎo)，這個(gè)有啥錯(cuò)誤，打印的結(jié)果都是undefined？
夜幕下的雄鷹
2017-05-14 19:03:08
