<?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]);
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