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<?php $string = 'ê[B]éîøoo[/B]åaí'; $isMatch = preg_match( '/\[(\w++)([=]?)([^\]]*?)\]([^\[]*?)\[\/\1\]|\[(HR|\*)\]/', $string, $matches ); if($isMatch) { echo str_replace( "[{$matches[1]}]{$matches[4]}[/{$matches[1]}]", $tag, $string ); }
Output for 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Warning: Undefined variable $tag in /in/mQFkX on line 13 Deprecated: str_replace(): Passing null to parameter #2 ($replace) of type array|string is deprecated in /in/mQFkX on line 11 êåaí
Output for 8.1.0 - 8.1.28
Warning: Undefined variable $tag in /in/mQFkX on line 13 Deprecated: str_replace(): Passing null to parameter #2 ($replace) of type array|string is deprecated in /in/mQFkX on line 14 êåaí
Output for 8.0.0 - 8.0.30
Warning: Undefined variable $tag in /in/mQFkX on line 13 êåaí
Output for 5.0.4 - 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, 7.0.20, 7.1.5 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined variable: tag in /in/mQFkX on line 13 êåaí
Output for 7.3.32 - 7.3.33
êåaí
Output for 7.0.0 - 7.0.14, 7.1.0
Notice: Undefined variable: tag in /in/mQFkX on line 12 êåaí
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.3
Notice: Undefined variable: tag in /in/mQFkX on line 13 êåaí
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