Posted By

codingforever99 on 11/28/13


Tagged

email url php validation ip


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url, email and ip validation with php


 / Published in: PHP
 

URL: http://function-code.blogspot.com/2013/10/url-email-ip-validation-with-php.html

Simple PHP functions to validate url, email address and ip, functions will return TRUE for valid data and FALSE for invalid data.

  1. <?php
  2.  
  3. function is_valid_url($url){
  4. $p1 ='/(http|https|ftp):\/\/[a-z0-9-]+(.[a-z0-9-]+)*(:[0-9]+)?(\/.*)?$/i';
  5. return preg_match($p1, $url);
  6. }
  7.  
  8.  
  9.  
  10. function is_valid_email($email){
  11. if (filter_var($email, FILTER_VALIDATE_EMAIL))
  12. return true;
  13. else
  14. return false;
  15. }
  16.  
  17.  
  18. function is_valid_ip($ip){
  19. if (filter_var($ip, FILTER_VALIDATE_IP))
  20. return true;
  21. else
  22. return false;
  23. }
  24.  
  25. ?>

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