<!DOCTYPE html> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title></title> <script type="text/javascript"> window.onload = function () { // var str = "avdfklksd"; //alert(str.search('d'));//找到字符串出现的位置,如果没找到返回-1 var oName = document.getElementById("txtname"); var oBtn = document.getElementById("btnSearch"); var oTab = document.getElementById("tb1"); oBtn.onclick = function () { for (i = 0; i < oTab.tBodies[0].rows.length; i++) { var oStr = oTab.tBodies[0].rows[i].cells[1].innerText.toLocaleLowerCase(); var oText = oName.value.toLocaleLowerCase(); if (oStr.search(oText) != -1) { oTab.tBodies[0].rows[i].style.background = "yellow"; } else { oTab.tBodies[0].rows[i].style.background = ""; } } } } </script> </head> <body> <input type="text" name="txtname" id="txtname" /><input type="button" value="搜索" id="btnSearch" /> <table id="tb1" border="1" style=" 500px;"> <thead> <tr> <td>ID</td> <td>姓名</td> <td>年龄</td> </tr> </thead> <tbody> <tr> <td>1</td> <td>Cupid</td> <td>66</td> </tr> <tr> <td>2</td> <td>Fly</td> <td>45</td> </tr> <tr> <td>3</td> <td>Sky</td> <td>23</td> </tr> <tr> <td>4</td> <td>Windy</td> <td>98</td> </tr> <tr> <td>5</td> <td>Snow</td> <td>09</td> </tr> </tbody> </table> </body> </html>