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joshuaadickerson/gist:5465556

Created April 26, 2013 07:37
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Match the state code with the string. Should match somerset but not "me" in there.
Raw
gistfile1.php
<?php
// Should match:
$string = 'somerset nj';
$string = 'nj somerset';
$string = 'nj';
$string = 'NJ ';
// Should NOT match
$string = 'somersetnj';
$string = 'somerset';
preg_match('/\s?(?:A[KLRZ]|C[AOT]|D[CE]|FL|GA|HI|I[ADLN]|K[SY]|LA|M[ADEINOST]|N[CDEHJMVY]|O[HKR]|PA|RI|S[CD]|T[NX]|UT|V[AT]|W[AIVY])\s?/i', $string, $matches);
@joshuaadickerson

joshuaadickerson commented Apr 26, 2013

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Just in case this turns up in searches
http://codepad.viper-7.com/crBlzC

preg_match('/(?<!\S)(?:A[KLRZ]|C[AOT]|D[CE]|FL|GA|HI|I[ADLN]|K[SY]|LA|M[ADEINOST]|N[CDEHJMVY]|O[HKR]|PA|RI|S[CD]|T[NX]|UT|V[AT]|W[AIVY])(?!\S)/i', $string, $matches);

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