Email validation Demo : Email Validation : Email PHP Source Code


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Email validation Demo



       
<html>
<head>
<title>e-mail validator</title>
</head>
<body>
<form name="form1" method="post" action="EMailValidation.php">
  <table>
      <tr> 
        <td colspan="2"><b>Enter an e-mail address to test</div></td>
      </tr>
      <tr> 
        <td width="25%">E-mail</td>
        <td width="75%"
           <input type="text" name="email" size="30">
        </td>
      </tr>
      <tr> 
        <td colspan="2"
          <input type="submit" name="Submit" value="Submit">
        </td>
      </tr>
 </table>
</form>
</body>
</html>
                           
<!-- EMailValidation.php
<html>
<head>
<title> E-mail validator </title>
</head>
<body>
<?php
                                                
  if (!isset($email)){
    die("Host name value wasn't properly submitted.Retry.");
  }

  if(empty($email)) {
    die("Hostname field was left blank ! Retry.")
  }
                                                      
  if ( (strlen($email3|| (strlen($email200)) {
    die("Invalid E-mail address, E-mail address too long or too short.");
  elseif(!ereg("@",$email)) {
    die("Invalid E-mail address, no @ symbol found");
  else {
    echo "<b>".$email."</b> is correct in format.<br>";
  }
                                                      
  list($username,$hostname= split("@",$email);
                                                      
  if ( (empty($username)) or (empty($hostname)) ) {
    die("username or host name section is not valid.");
  }
                                                      
  if(checkdnsrr($hostname)) {
      echo "<b>". $email ."</b> hostname has a valid MX record !<br>";
  else {
      die("<b>". $email ."</b> hostname does not exist");
  }
?>
<br>
</body>
</html>
-->

           
       



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