index.html
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>工具函数</title> <script type="text/javascript" src="jquery-1.10.1.js"></script> <script type="text/javascript" src="jquery.validate.js"></script> <script type="text/javascript" src="demo.js"></script> <link type="text/css" rel="stylesheet" href="style.css" /> </head> <body> <form action="123.html"> <p>用 户 名:<input type="text" class="required" minlength=‘2‘ name="user" />(*)</p> <p>电子邮件:<input type="text" class="required email" name="email" />(*)</p> <p>网 址:<input type="text" class="url" name="url" /></p> <p><input type="submit" value="提交" /></p> </form> </body> </html>
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demo.js
$(function(){ //第一步,引入 jquery 文件 //第二步,引入 validate.js //第三步,加载 validate $(‘form‘).validate(); //第四步,不得为空,给表单字段 class="required" });
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效果图:
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原文:http://onestopweb.iteye.com/blog/2228287