jQuery表单验证插件Validation的应用
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gbk" />
<title></title>
?<script src="../jquery-1.3.2.js" type="text/javascript"></script>
?<script src="js/jquery.validate.js" type="text/javascript"></script>
?<script src="js/jquery.metadata.js" type="text/javascript"></script>
<style type="text/css">
* { font-family: Verdana; font-size: 96%; }
label { width: 10em; float: left; }
label.error { float: none; color: red; padding-left: .5em; vertical-align: top; }
p { clear: both; }
.submit { margin-left: 12em; }
em { font-weight: bold; padding-right: 1em; vertical-align: top; }
em.error{background:url("img/reg3.gif") no-repeat 0px 0px; padding-left:16px;}
em.success{ background:url("img/reg4.gif") no-repeat 0px 0px; padding-left:16px;}
</style>
? <script type="text/javascript">
?? $(document).ready(function(){
?? ?
?$("#commentForm").validate({
??rules: {
???username: {
????required: true,
????minlength: 2
???},
???email: {
????required: true,
????email: true
???},
???url:"url",
???comment: "required"
??},
??
??messages: {
???username: {
????required: '请输入姓名',
????minlength: '请至少输入两个字符'
???},
???email: {
????required: '请输入电子邮件',
????email: '请检查电子邮件的格式'
???},
???url: '请检查网址的格式',
???comment: '请输入您的评论'
??},?
??
??errorElement: "em", //可以用其他标签，记住把样式也对应修改
??success: function(label) {
???//label指向上面那个错误提示信息标签em
???label.text(" ")????//清空错误提示消息
????.addClass("success");?//加上自定义的success类
??}
?? });
??
?? });
? </script>
?
</head>
<body>
?
?<form id="commentForm" method="get" action="#">
?<fieldset>
?? <legend>一个简单的验证带验证提示的评论例子</legend>
?? <p>
???? <label for="cusername">姓名</label>
???? <em>*</em><input id="cusername" name="username" size="25" />
?? </p>
?? <p>
???? <label for="cemail">电子邮件</label>
???? <em>*</em><input id="cemail" name="email" size="25" />
?? </p>
?? <p>
???? <label for="curl">网址</label>
???? <em>? </em><input id="curl" name="url" size="25"/>
?? </p>
?? <p>
???? <label for="ccomment">你的评论</label>
???? <em>*</em><textarea id="ccomment" name="comment" cols="22" ></textarea>
?? </p>
?? <p>
???? <input type="submit" value="提交"/>
?? </p>
?</fieldset>
?</form>
</body>
</html>
