<!doctype html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0"> <meta http-equiv="X-UA-Compatible" content="ie=edge"> <meta name='description' content='表格的高级应用'> <title>表格的高级应用</title> <script src="../jquery.js"></script> <script> window.onload = function () { var oTab = document.getElementById('tab1'); for (var i=0; i<oTab.tBodies[0].rows.length; i++){ if(i%2){ oTab.tBodies[0].rows[i].style.background='red'; }else { oTab.tBodies[0].rows[i].style.background='green'; } } } </script> </head> <body> <table id="tab1" border='1' width="500px"> <thead> <tr> <td>ID</td> <td>gender</td> <td>name</td> </tr> </thead> <tbody> <tr> <td>01</td> <td>male</td> <td>John</td> </tr> <tr> <td>02</td> <td>female</td> <td>Ann</td> </tr> <tr> <td>03</td> <td>female</td> <td>Merry</td> </tr> <tr> <td>04</td> <td>female</td> <td>Jessis</td> </tr> <tr> <td>05</td> <td>male</td> <td>Jack</td> </tr> <tr> <td>ID</td> <td>男</td> <td>Apollo</td> </tr> </tbody> </table> </body> </html>