效果图
实现代码：
通过css控制样式，利用jquery的addClass方法实现
1 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> 2 <html> 3 <head> 4 <title> 实现表格隔行变色 </title> 5 <meta http-equiv="Content-Type" content="text/html; chartset=GBK" /> 6 <script src="http://cdn.bootcss.com/jquery/3.0.0-alpha1/jquery.min.js"></script> 7 <style type="text/css"> 8 body{font-size:12px;text-align:center} 9 #tbStu{width:90%;border:solid 1px #666;background-color:#eee} 10 #tbStu tr{line-height:23px} 11 #tbStu tr th{background-color:#ccc;color:#fff} 12 #tbStu .trOdd{background-color:#fff} 13 </style> 14 15 <script> 16 $(function(){ 17 $("#tbStu tr:nth-child(even)").addClass("trOdd");} 18 ) 19 20 21 </script> 22 23 </head> 24 <body> 25 26 <table id="tbStu" cellpadding="0" cellspacing="0"> 27 28 <tbody> 29 30 <tr> 31 <th>学号</th> 32 <th>姓名</th> 33 <th>性别</th> 34 <th>总分</th> 35 </tr> 36 37 <tr> 38 <td>1001</td> 39 <td>张晓明</td> 40 <td>男</td> 41 <td>98</td> 42 </tr> 43 44 <tr> 45 <td>1002</td> 46 <td>李小强</td> 47 <td>男</td> 48 <td>88</td> 49 </tr> 50 51 <tr> 52 <td>1003</td> 53 <td>张小花</td> 54 <td>女</td> 55 <td>88</td> 56 </tr> 57 58 <tr> 59 <td>1004</td> 60 <td>李小妞</td> 61 <td>女</td> 62 <td>88</td> 63 </tr> 64 65 <tr> 66 <td>1001</td> 67 <td>张晓明</td> 68 <td>男</td> 69 <td>98</td> 70 </tr> 71 72 <tr> 73 <td>1002</td> 74 <td>李小强</td> 75 <td>男</td> 76 <td>88</td> 77 </tr> 78 79 <tr> 80 <td>1003</td> 81 <td>张小花</td> 82 <td>女</td> 83 <td>88</td> 84 </tr> 85 86 <tr> 87 <td>1004</td> 88 <td>李小妞</td> 89 <td>女</td> 90 <td>88</td> 91 </tr> 92 93 <tr> 94 <td>1001</td> 95 <td>张晓明</td> 96 <td>男</td> 97 <td>98</td> 98 </tr> 99 100 <tr> 101 <td>1002</td> 102 <td>李小强</td> 103 <td>男</td> 104 <td>88</td> 105 </tr> 106 107 <tr> 108 <td>1003</td> 109 <td>张小花</td> 110 <td>女</td> 111 <td>88</td> 112 </tr> 113 114 <tr> 115 <td>1004</td> 116 <td>李小妞</td> 117 <td>女</td> 118 <td>88</td> 119 </tr> 120 121 <tr> 122 <td>1001</td> 123 <td>张晓明</td> 124 <td>男</td> 125 <td>98</td> 126 </tr> 127 128 <tr> 129 <td>1002</td> 130 <td>李小强</td> 131 <td>男</td> 132 <td>88</td> 133 </tr> 134 135 <tr> 136 <td>1003</td> 137 <td>张小花</td> 138 <td>女</td> 139 <td>88</td> 140 </tr> 141 142 <tr> 143 <td>1004</td> 144 <td>李小妞</td> 145 <td>女</td> 146 <td>88</td> 147 </tr> 148 149 150 151 </tbody> 152 153 154 </table> 155 156 </body> 157 </html>