3v4l.org

run code in 300+ PHP versions simultaneously
<?php $regexp = '/^V[ABC][1-5][0-9]?$/'; $tests = array( 'VA1','VA54','VB26','VC26', 'V25','VA66','VD26','VAA24','22', ); foreach($tests as $t) { var_dump("$t -> ".preg_match($regexp, $t)); }
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
string(8) "VA1 -> 1" string(9) "VA54 -> 1" string(9) "VB26 -> 1" string(9) "VC26 -> 1" string(8) "V25 -> 0" string(9) "VA66 -> 0" string(9) "VD26 -> 0" string(10) "VAA24 -> 0" string(7) "22 -> 0"

preferences:
279.14 ms | 406 KiB | 457 Q