PHP jQuery表单,带验证

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Email检测,密码重复检测,可以用于表单发送的各种环境，例如发送反馈，注册帐号


演示
 
XML/HTML Code

• <div id="container">  
  
•           
  
•           
  
•         <?if( isset($_POST['send']) && (!validateName($_POST['name']) || !validateEmail($_POST['email']) || !validatePasswords($_POST['pass1'], $_POST['pass2']) || !validateMessage($_POST['message']) ) ):?>  
  
•                 <div id="error">  
  
•                     <ul>  
  
•                         <?if(!validateName($_POST['name'])):?>  
  
•                             <li><strong>Invalid Name:</strong> We want names with more than 3 letters!</li>  
  
•                         <?endif?>  
  
•                         <?if(!validateEmail($_POST['email'])):?>  
  
•                             <li><strong>Invalid E-mail:</strong> Stop cowboy! Type a valid e-mail please :P</li>  
  
•                         <?endif?>  
  
•                         <?if(!validatePasswords($_POST['pass1'], $_POST['pass2'])):?>  
  
•                             <li><strong>Passwords are invalid:</strong> Passwords doesn't match or are invalid!</li>  
  
•                         <?endif?>  
  
•                         <?if(!validateMessage($_POST['message'])):?>  
  
•                             <li><strong>Ivalid message:</strong> Type a message with at least with 10 letters</li>  
  
•                         <?endif?>  
  
•                     </ul>  
  
•                 </div>  
  
•             <?elseif(isset($_POST['send'])):?>  
  
•                 <div id="error" class="valid">  
  
•                     <ul>  
  
•                         <li><strong>Congratulations!</strong> All fields are OK ;)</li>  
  
•                     </ul>  
  
•                 </div>  
  
•         <?endif?>  
  
•   
  
•         <form method="post" id="customForm" action="">  
  
•             <div>  
  
•                 <label for="name">Name</label>  
  
•                 <input id="name" name="name" type="text" />  
  
•                 <span id="nameInfo">What's your name?</span>  
  
•             </div>  
  
•             <div>  
  
•                 <label for="email">E-mail</label>  
  
•                 <input id="email" name="email" type="text" />  
  
•                 <span id="emailInfo">Valid E-mail please, you will need it to log in!</span>  
  
•             </div>  
  
•             <div>  
  
•                 <label for="pass1">Password</label>  
  
•                 <input id="pass1" name="pass1" type="password" />  
  
•                 <span id="pass1Info">At least 5 characters: letters, numbers and '_'</span>  
  
•             </div>  
  
•             <div>  
  
•                 <label for="pass2">Confirm Password</label>  
  
•                 <input id="pass2" name="pass2" type="password" />  
  
•                 <span id="pass2Info">Confirm password</span>  
  
•             </div>  
  
•             <div>  
  
•                 <label for="message">Message</label>  
  
•                 <textarea id="message" name="message" cols="" rows=""></textarea>  
  
•             </div>  
  
•             <div>  
  
•                 <input id="send" name="send" type="submit" value="Send" />  
  
•             </div>  
  
•         </form>  
  
•     </div>  
  

 validation.php
 
PHP Code

• <?php  
  
•     function validateName($name){  
  
•         //if it's NOT valid  
  
•         if(strlen($name) < 4)  
  
•             return false;  
  
•         //if it's valid  
  
•         else  
  
•             return true;  
  
•     }  
  
•     function validateEmail($email){  
  
•         return ereg("^[a-zA-Z0-9]+[a-zA-Z0-9_-]+@[a-zA-Z0-9]+[a-zA-Z0-9.-]+[a-zA-Z0-9]+.[a-z]{2,4}$", $email);  
  
•     }  
  
•     function validatePasswords($pass1, $pass2) {  
  
•         //if DOESN'T MATCH  
  
•         if(strpos($pass1, ' ') !== false) 
  
•             return false; 
  
•         //if are valid 
  
•         return $pass1 == $pass2 && strlen($pass1) > 5; 
  
•     } 
  
•     function validateMessage($message){ 
  
•         //if it's NOT valid  
  
•         if(strlen($message) < 10)  
  
•             return false;  
  
•         //if it's valid  
  
•         else  
  
•             return true;  
  
•     }  
  
• ?>  
  

 
　　
原文地址:http://www.freejs.net/article_biaodan_130.html