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<?php class Solution { /** * @param Integer[] $nums * @param Integer $val * @return Integer */ function removeElement(&$nums, $val) { $k = 0; foreach ($nums as $i => $v) { if ($v !== $val) { $k++; } else { unset($nums[$i]); } } var_dump($k, $nums); } } (new Solution)->removeElement([3,2,2,3], 3);
Output for 8.3.0 - 8.3.28, 8.4.1 - 8.4.15, 8.5.0
Fatal error: Uncaught Error: Solution::removeElement(): Argument #1 ($nums) could not be passed by reference in /in/3j2T6:23 Stack trace: #0 {main} thrown in /in/3j2T6 on line 23
Process exited with code 255.
Output for 8.2.0 - 8.2.29
Fatal error: Uncaught Error: Solution::removeElement(): Argument #1 ($nums) cannot be passed by reference in /in/3j2T6:23 Stack trace: #0 {main} thrown in /in/3j2T6 on line 23
Process exited with code 255.

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