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<?php $re = '/(?:\[\[delay-\d+]])?[\w \\\\,?!.@#$%^&*()|`[\]~\-=\'\"{}]+?(?=\[\[delay-\d+]]|$)/'; $str = 'Welcome! [[delay-2]]Do you have some questions fo[r us?[[delay-1]] Please fill input field!'; preg_match_all($re, $str, $matches); print_r($matches[0]);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => Welcome! [1] => [[delay-2]]Do you have some questions fo[r us? [2] => [[delay-1]] Please fill input field! )

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