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<?php $string = 'ê[B]éî[I]øo[/I]oë[/B]å [U]aí[/U]'; $isMatch = preg_match( '~\[(\w++)([=]?)([^\]]*?)\]([^\[]*?)\[/\1\]~', $string, $matches ); if($isMatch) { echo str_replace( "[{$matches[1]}]{$matches[4]}[/{$matches[1]}]", "<{$matches[1]}>{$matches[4]}</{$matches[1]}>", $string ) . PHP_EOL; echo str_replace( $matches[0], "<{$matches[1]}>{$matches[4]}</{$matches[1]}>", $string ) . PHP_EOL; }
Output for git.master, git.master_jit, rfc.property-hooks
ê[B]éî<I>øo</I>oë[/B]å [U]aí[/U] ê[B]éî<I>øo</I>oë[/B]å [U]aí[/U]

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