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<?php $people = array( 1 => 'Bruce', 2 => 'Sam', 3 => 'Egor'); echo $people(2); ?>
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Fatal error: Uncaught Error: Array callback must have exactly two elements in /in/tG5ut:5 Stack trace: #0 {main} thrown in /in/tG5ut on line 5
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33
Fatal error: Uncaught Error: Function name must be a string in /in/tG5ut:5 Stack trace: #0 {main} thrown in /in/tG5ut on line 5
Process exited with code 255.
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Fatal error: Function name must be a string in /in/tG5ut on line 5
Process exited with code 255.

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