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<?php function getArray($temp) { return $temp; //return [1, 2, 3]; } function squareArray(array &$a) { foreach ($a as &$v) { $v *= 2; } } $temp = [1, 2, 3]; // Generates a warning in PHP 7. $tempA = getArray($temp); print_r(squareArray((getArray($temp))));
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.31, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Notice: Only variables should be passed by reference in /in/RkpRh on line 17
Output for 7.3.32 - 7.3.33
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Strict Standards: Only variables should be passed by reference in /in/RkpRh on line 17
preferences:
140.48 ms | 402 KiB | 182 Q