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<?php $collection = null; $count = count($collection); var_dump($count); var_dump(0 === $count);
Output for 8.0.10 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.13
Fatal error: Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, null given in /in/hbmpC:4 Stack trace: #0 {main} thrown in /in/hbmpC on line 4
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/hbmpC:4 Stack trace: #0 {main} thrown in /in/hbmpC on line 4
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/hbmpC on line 4 int(0) bool(true)
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33
int(0) bool(true)

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