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<?php $ar = [ 'sadsad' => NULL, 'sadsadads' => (int) new DateTime ]; var_dump($ar); var_dump((bool) array_sum($ar));
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Warning: Object of class DateTime could not be converted to int in /in/g8d66 on line 6 array(2) { ["sadsad"]=> NULL ["sadsadads"]=> int(1) } bool(true)
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Object of class DateTime could not be converted to int in /in/g8d66 on line 6 array(2) { ["sadsad"]=> NULL ["sadsadads"]=> int(1) } bool(true)
Output for 7.3.32 - 7.3.33
array(2) { ["sadsad"]=> NULL ["sadsadads"]=> int(1) } bool(true)
Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28
Notice: Object of class DateTime could not be converted to int in /in/g8d66 on line 7 array(2) { ["sadsad"]=> NULL ["sadsadads"]=> int(1) } bool(true)
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/g8d66 on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/g8d66 on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/g8d66 on line 4
Process exited with code 255.

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