在做系统时经常会用到数据校验，数据校验可以自己写，也可以用现在成的，现在记录下两种类库使用方法，
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0//EN" "http://www.w3.org/TR/html4/strict.dtd"> <html> <head> <meta http-equiv="pragma" content="no-cache"> <meta http-equiv="cache-control" content="no-cache"> <meta http-equiv="expires" content="0"> <meta http-equiv="keywords" content="<%=keywords%>"> <meta http-equiv="description" content="<%=description%>"> <META http-equiv="X-UA-Compatible" content="IE=10" > <!--加载jquery类--> <script src="http://lib.sinaapp.com/js/jquery/1.7.2/jquery.min.js"></script> <script> if (!window.jQuery) { var script = document.createElement('script'); script.src = "js/jquery-1.7.1.min.js"; document.body.appendChild(script); } </script> <!--加载样式，可不加--> <link rel="stylesheet" href="validator-0.7.0/jquery.validator.css"> <!--加载validator类--> <script type="text/javascript" src="validator-0.7.0/jquery.validator.js"></script> <script type="text/javascript" src="validator-0.7.0/local/zh_CN.js"></script> </head> <body style="background:#fff;"> <form role="form" action="user/updatesUser" enctype="multipart/form-data" method="post" validate="true" > <input type="text" id="a" data-rule="required"/><br/> <input type="text" id="b" data-rule="required ID_card"/><br/> <input type="text" id="c" data-rule="required"/><br/> <input type="text" id="d" data-rule="required email"/><br/> <input type="text" id="e" data-rule="tel"/><br/> <input type="text" id="f" data-rule="doubles"/><br/> <input type="text" id="g" data-rule="digits"/><br/> <input type="submit"/> </form> </body> </html>