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<?php $str = 'Hello how [t- are] you [k- today], Sir?'; $types = ['' => 'normal', 't' => 'target', 'k' => 'key']; if ( preg_match_all('~ (?| \[ (?<type>[^]-]+) - \h (?<content>[^]]+) ] | () ([^[]+) ) ~x', $str, $matches, PREG_SET_ORDER) ) { foreach ($matches as &$m) { unset($m[0], $m[1], $m[2]); $m['type'] = $types[$m['type']]; } print_r($matches); }
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => Array ( [type] => normal [content] => Hello how ) [1] => Array ( [type] => target [content] => are ) [2] => Array ( [type] => normal [content] => you ) [3] => Array ( [type] => key [content] => today ) [4] => Array ( [type] => normal [content] => , Sir? ) )

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