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<?php $array = array(); echo "\n".var_dump(count($array)); $array = null; echo "\n".var_dump(count($array)); $array = 'anything'; echo "\n".var_dump(count($array)); $array = array('elemento'); echo "\n".var_dump(count($array)); $array = 2; echo "\n".var_dump(count($array));
Output for 8.0.10 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
int(0) Fatal error: Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, null given in /in/CiGCc:7 Stack trace: #0 {main} thrown in /in/CiGCc on line 7
Process exited with code 255.
Output for 8.0.0 - 8.0.9
int(0) Fatal error: Uncaught TypeError: count(): Argument #1 ($var) must be of type Countable|array, null given in /in/CiGCc:7 Stack trace: #0 {main} thrown in /in/CiGCc on line 7
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
int(0) Warning: count(): Parameter must be an array or an object that implements Countable in /in/CiGCc on line 7 int(0) Warning: count(): Parameter must be an array or an object that implements Countable in /in/CiGCc on line 10 int(1) int(1) Warning: count(): Parameter must be an array or an object that implements Countable in /in/CiGCc on line 16 int(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 - 5.5.35, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33
int(0) int(0) int(1) int(1) int(1)

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