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@ 2013-02-20T14:19:53Z

<?php
class My{
	function prepare($text){
		return preg_replace(
			'/\{(.+?)\}/',
			'\1',
			$text
		);
	}
	private function rand(array $values){
		return $values[rand(0, sizeof($values)-1)];
	}
}

echo (new My)->prepare('i choose {ps3|games}');

Output
Performance
VLD
References
Branches

preg_replace: documentation ( source)
rand: documentation ( source)

preferences:dark modelive preview

31.86 ms | 402 KiB | 5 Q