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php验证邮箱格式

  1. if(isset($_POST['email'])){
  2. $email = $_POST['email'];
  3. if(filter_var($email, FILTER_VALIDATE_EMAIL)){
  4. echo '

    This is a valid email.

    ';

  5. }else{
  6. echo '

    This is an invalid email.

    ';
  7. }
  8. }
  9. ?>

php