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<?php function scholar_parse_time($time) { if (preg_match('/^\s*(?P<hour>\d+)(?>:(?P<minute>\d+))(?>:(?P<second>\d+(\.\d*)?))?\s*$/', $time, $match)) { print_r($match); } } var_dump(scholar_parse_time('0:1')); var_dump(scholar_parse_time('0:1:1')); var_dump(scholar_parse_time('0:1:1.1')); var_dump(scholar_parse_time('0:1:1.'));
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] => 0:1 [hour] => 0 [1] => 0 [minute] => 1 [2] => 1 ) NULL Array ( [0] => 0:1:1 [hour] => 0 [1] => 0 [minute] => 1 [2] => 1 [second] => 1 [3] => 1 ) NULL Array ( [0] => 0:1:1.1 [hour] => 0 [1] => 0 [minute] => 1 [2] => 1 [second] => 1.1 [3] => 1.1 [4] => .1 ) NULL Array ( [0] => 0:1:1. [hour] => 0 [1] => 0 [minute] => 1 [2] => 1 [second] => 1. [3] => 1. [4] => . ) NULL
Output for 4.3.0 - 4.3.2
Array ( [0] => 0:1 [1] => 0 [2] => 1 ) NULL Array ( [0] => 0:1:1 [1] => 0 [2] => 1 [3] => 1 ) NULL Array ( [0] => 0:1:1.1 [1] => 0 [2] => 1 [3] => 1.1 [4] => .1 ) NULL Array ( [0] => 0:1:1. [1] => 0 [2] => 1 [3] => 1. [4] => . ) NULL

preferences:
243.67 ms | 402 KiB | 353 Q