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Output for 5.5.38, 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 - 8.1.32, 8.2.0 - 8.2.28, 8.3.0 - 8.3.20, 8.4.1 - 8.4.6
Array ( [0] => Array ( [0] => 08:00:00 [1] => 08:05:00 ) [1] => Array ( [0] => 09:00:00 [1] => 10:00:00 ) [2] => Array ( [0] => 15:00:00 [1] => 16:00:00 ) [3] => Array ( [0] => 17:00:00 [1] => 18:00:00 ) )
Output for 5.4.0
Fatal error: Call to undefined function array_column() in /in/CB0S0 on line 14
Process exited with code 255.
Output for 5.3.29
Parse error: syntax error, unexpected '[' in /in/CB0S0 on line 3
Process exited with code 255.

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