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<?php preg_match_all('~([a-z])([0-9])~', 'b53d34', $matches); print_r($matches); print str_repeat('=-', 42); preg_match_all('~([a-z])([0-9])~', 'b53d34', $matches, PREG_OFFSET_CAPTURE); print_r($matches);
Output for 4.3.3 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 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 - 8.3.6
Array ( [0] => Array ( [0] => b5 [1] => d3 ) [1] => Array ( [0] => b [1] => d ) [2] => Array ( [0] => 5 [1] => 3 ) ) =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-Array ( [0] => Array ( [0] => Array ( [0] => b5 [1] => 0 ) [1] => Array ( [0] => d3 [1] => 3 ) ) [1] => Array ( [0] => Array ( [0] => b [1] => 0 ) [1] => Array ( [0] => d [1] => 3 ) ) [2] => Array ( [0] => Array ( [0] => 5 [1] => 1 ) [1] => Array ( [0] => 3 [1] => 4 ) ) )
Output for 4.3.0 - 4.3.2
Array ( [0] => Array ( [0] => b5 [1] => d3 ) [1] => Array ( [0] => b [1] => d ) [2] => Array ( [0] => 5 [1] => 3 ) ) =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- Warning: Wrong value for parameter 4 in call to preg_match_all() in /in/KaZJv on line 8 Array ( [0] => Array ( [0] => b5 [1] => d3 ) [1] => Array ( [0] => b [1] => d ) [2] => Array ( [0] => 5 [1] => 3 ) )

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