PHP - RegEx String Swap

RegEx version:


Non RegEx version:
<?php $String = "AAA - BBB - CCC CC - @@@"; echo strtr($String, array("A" => "B", "B" => "A", "C" => "D", "CCC" => "@", "@" => "%")); //Output = BBB - AAA - @ DD - %%% ?>



Keywords:
PHP RegEx String Swap
PHP Regular Expression String Swap