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一、下载依赖包
网盘下载:https://yunpan.cn/cryvgGGAQ3DSW 访问密码 f224
二、 添加一个另外一个插件jquery.metadata.js 并把校验规则写在控件里面。
三、需要改写触发校验的方式。
$("#commentForm").validate({meta: "validate"});
四、详细代码如下:
<!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=utf-8" />
<title>jQuery表单验证插件----利用jquery.metadata.js将校验规则写到控件中</title>
<script src="../../scripts/jquery-1.3.1.js" type="text/javascript"></script>
<script src="lib/jquery.validate.js" type="text/javascript"></script>
<script src="lib/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; }
</style>
<script type="text/javascript">
$(document).ready(function(){
$("#commentForm").validate({meta: "validate"});
});
</script>
</head>
<body>
<form class="cmxform" id="commentForm" method="get" action="">
<fieldset>
<legend>jQuery表单验证插件----利用jquery.metadata.js将校验规则写到控件中</legend>
<p>
<label for="cusername">姓名</label>
<em>*</em><input id="cusername" name="username" size="25" class="{validate:{required:true, minlength:2}}" />
</p>
<p>
<label for="cemail">电子邮件</label>
<em>*</em><input id="cemail" name="email" size="25" class="{validate:{required:true, email:true}}" />
</p>
<p>
<label for="curl">网址</label>
<em> </em><input id="curl" name="url" size="25" value="" class="{validate:{url:true}}" />
</p>
<p>
<label for="ccomment">你的评论</label>
<em>*</em><textarea id="ccomment" name="comment" cols="22" class="{validate:{required:true}}" ></textarea>
</p>
<p>
<input class="submit" type="submit" value="提交"/>
</p>
</fieldset>
</form>
</body>
</html>
默认校验规则:
(1)required:true 必输字段 (2)remote:"check.php" 使用ajax方法调用check.php验证输入值 (3)email:true 必须输入正确格式的电子邮件 (4)url:true 必须输入正确格式的网址 (5)date:true 必须输入正确格式的日期 日期校验ie6出错,慎用 (6)dateISO:true 必须输入正确格式的日期(ISO),例如:2009-06-23,1998/01/22 只验证格式,不验证有效性 (7)number:true 必须输入合法的数字(负数,小数) (8)digits:true 必须输入整数 (9)creditcard: 必须输入合法的信用卡号 (10)equalTo:"#field" 输入值必须和#field相同 (11)accept: 输入拥有合法后缀名的字符串(上传文件的后缀) (12)maxlength:5 输入长度最多是5的字符串(汉字算一个字符) (13)minlength:10 输入长度最小是10的字符串(汉字算一个字符) (14)rangelength:[5,10] 输入长度必须介于 5 和 10 之间的字符串")(汉字算一个字符) (15)range:[5,10] 输入值必须介于 5 和 10 之间 (16)max:5 输入值不能大于5 (17)min:10 输入值不能小于10
默认提示:
messages: { required: "This field is required.", remote: "Please fix this field.", email: "Please enter a valid email address.", url: "Please enter a valid URL.", date: "Please enter a valid date.", dateISO: "Please enter a valid date (ISO).", dateDE: "Bitte geben Sie ein g眉ltiges Datum ein.", number: "Please enter a valid number.", numberDE: "Bitte geben Sie eine Nummer ein.", digits: "Please enter only digits", creditcard: "Please enter a valid credit card number.", equalTo: "Please enter the same value again.", accept: "Please enter a value with a valid extension.", maxlength: $.validator.format("Please enter no more than {0} characters."), minlength: $.validator.format("Please enter at least {0} characters."), rangelength: $.validator.format("Please enter a value between {0} and {1} characters long."), range: $.validator.format("Please enter a value between {0} and {1}."), max: $.validator.format("Please enter a value less than or equal to {0}."), min: $.validator.format("Please enter a value greater than or equal to {0}.") },
五、效果图如下:

jQuery表单验证插件----利用jquery.metadata.js将校验规则写到控件中
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原文地址:http://www.cnblogs.com/liuhongfeng/p/5135747.html