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<?php $regexp = '/(\({0,}\d{2}\){0,})\s{0,}(\d{4,5})\s{0,}-{0,}\s{0,}(\d{4})/'; $matches; preg_match_all('(11) 4789 2180', $regexp, $matches); print_r($matches);
Output for 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 - 7.1.25, 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 - 8.2.19, 8.3.0 - 8.3.7
Warning: preg_match_all(): Unknown modifier '4' in /in/ETQhG on line 6
Output for 5.1.0 - 5.1.6
Warning: preg_match_all(): Unknown modifier '4' in /in/ETQhG on line 6 Array ( )
Output for 5.0.4 - 5.0.5
Notice: Undefined variable: matches in /in/ETQhG on line 4 Warning: preg_match_all(): Unknown modifier '4' in /in/ETQhG on line 6 Array ( )
Output for 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.3
Notice: Undefined variable: matches in /in/ETQhG on line 4 Warning: preg_match_all(): Unknown modifier '4' in /in/ETQhG on line 6 Array ( )
Output for 4.3.0 - 4.3.10
Notice: Undefined variable: matches in /in/ETQhG on line 4 Warning: Unknown modifier '4' in /in/ETQhG on line 6 Array ( )

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