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<?php $re = '/(?<=\[prev)( title="[^"]+")( cont="[^"]+" res="[^"]+")/m'; $str = '[prev title="sample1" cont="sample1a" res="sample1b" mw="1"][prev title="sample2" cont="sample2a" res="sample2b" mw="2"][prev title="sample3" cont="sample3a" res="sample3b" mw="3"].'; $result = preg_replace($re, '$2$1', $str); echo $result;
Output for git.master, git.master_jit, rfc.property-hooks
[prev cont="sample1a" res="sample1b" title="sample1" mw="1"][prev cont="sample2a" res="sample2b" title="sample2" mw="2"][prev cont="sample3a" res="sample3b" title="sample3" mw="3"].

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