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<?php class X { private function z($matches) { var_dump($matches); switch ($matches) { case 'cool': return 'wow'; case 'hey': return 'hehe'; } } public function y($template) { echo preg_replace_callback('/\([\[\s?([^\]]+)\s?\])/', [$this, 'z'], $template); } } $x = new X(); $x->y('bla bla [[ hey ]] dasfasdf [[ cool ]] werwr');
Output for git.master, git.master_jit, rfc.property-hooks
Warning: preg_replace_callback(): Compilation failed: unmatched closing parenthesis at offset 15 in /in/1s8eI on line 15

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