advanced code snippet search

Posted By

Scooter on 08/23/08


Tagged

regular expressions


Versions (?)

Who likes this?

2 people have marked this snippet as a favorite

Wardy
silentbob84


isValidPostCode

 / Published in: PHP
 

URL: http://reusablecode.blogspot.com/2008/08/isvalidpostcode.html

Expand | Embed | Plain Text 
  1. <?php
  2.     /*
  3.     Copyright (c) 2008, reusablecode.blogspot.com; some rights reserved.
  4.     
  5.     This work is licensed under the Creative Commons Attribution License. To view
  6.     a copy of this license, visit http://creativecommons.org/licenses/by/3.0/ or
  7.     send a letter to Creative Commons, 559 Nathan Abbott Way, Stanford, California
  8.     94305, USA.
  9.     */
  10.  
  11.     // Checks the validity of the format of a supplied UK postcode.
  12.     // Completely accurate validation is only possible by attempting to deliver mail to the address, and verifying with the recipient.
  13.     // Supports all six common postcode formats, Girobank, Father Christmas, British Forces Post Office, and overseas territories.
  14.     function isValidPostCode($postCode)
  15.     {
  16.         $pattern = "/^([A-PR-UWYZ]([0-9]{1,2}|([A-HK-Y][0-9]|[A-HK-Y][0-9]([0-9]|[ABEHMNPRV-Y]))|[0-9][A-HJKS-UW])\ [0-9][ABD-HJLNP-UW-Z]{2}|(GIR\ 0AA)|(SAN\ TA1)|(BFPO\ (C\/O\ )?[0-9]{1,4})|((ASCN|BBND|[BFS]IQQ|PCRN|STHL|TDCU|TKCA)\ 1ZZ))$/i";
  17.         return (preg_match($pattern, trim($postCode)) > 0) ? true : false;
  18.     }
  19. ?>

Report this snippet  

You need to login to post a comment.