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<?php echo count(null), "\n"; echo count(array()), "\n"; echo count(false), "\n"; echo count(0), "\n";
Output for 8.0.10 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, null given in /in/NO6lC:3 Stack trace: #0 {main} thrown in /in/NO6lC on line 3
Process exited with code 255.
Output for 8.0.0 - 8.0.9
Fatal error: Uncaught TypeError: count(): Argument #1 ($var) must be of type Countable|array, null given in /in/NO6lC:3 Stack trace: #0 {main} thrown in /in/NO6lC on line 3
Process exited with code 255.
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Warning: count(): Parameter must be an array or an object that implements Countable in /in/NO6lC on line 3 0 0 Warning: count(): Parameter must be an array or an object that implements Countable in /in/NO6lC on line 5 1 Warning: count(): Parameter must be an array or an object that implements Countable in /in/NO6lC on line 6 1
Output for 4.3.0 - 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, 5.5.0 - 5.5.38, 5.6.0 - 5.6.30, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33
0 0 1 1
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244.69 ms | 404 KiB | 415 Q