Online PHP editor | output for o6VNW

@ 2014-08-18T16:27:51Z

<?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 4.3.10 - 4.3.11, 4.4.0 - 4.4.9, 5.0.2 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7: ê[B]éîøooë[/B]å [U]aí[/U] ê[B]éîøooë[/B]å [U]aí[/U]
Output for 4.3.0 - 4.3.9, 5.0.0 - 5.0.1: Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/o6VNW on line 16 ê[B]éîøooë[/B]å [U]aí[/U]PHP_EOL Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/o6VNW on line 21 ê[B]éîøooë[/B]å [U]aí[/U]PHP_EOL

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