jquery 簡單用法

來源:互聯網
上載者:User

<script language="JavaScript" src="jquery.js"></script>
<script language="Javascript">
function test(){
 jQuery('input[@name=searchType][@checked]').val();
 jQuery("select[@name=userNames] option[@selected]").text();
 jQuery('#userNamesSelect')[0].selectedIndex=1;
 jQuery("#passwordId").val("value");
 jQuery("#passwordId").attr("value","tangpengtao");
 jQuery("#passwordId").attr("value","");
 jQuery("#chk1").attr("checked",true);//不打勾
    
 }
</script>
 </HEAD>

 <BODY>
 <form name="form1" method=post >
  <input type="radio" name="searchType" value="memberId" checked onclick="test()">
 <input type="radio" name="searchType" value="userName"  onclick="test()" >
  <input type="radio" name="searchType" value="passWord"  onclick="test()">
   <input type="radio" name="searchType" value="sex"  onclick="test()">
   <select name="userNames" id="userNamesSelect">
  <option value="tangpengtao">tangpengtao</option>
  <option value="cengrufei">cengrufei</option>
  <option value="tangpengfei">tangpengfei</option>
  <option value="tangshan">tangshan</option>
   </select>
   <input type="input" name="password" value="test succesing" id="passwordId">
   <input type="checkbox" name="chk1b" id="chk1" value="1">
   <input type="button" name="submit" value="提交" onclick="test();">
   </form>
 </BODY>
</HTML>

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