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<?php declare(strict_types=1); $a = [ 0 => 2, 1 => 8, 2 => 10 ]; $b = [ 0 => 5, 1 => 2, 2 => 7 ]; $c = [ 0 => 7, 1 => 4, 2 => 2 ]; function arraysSum(array ...$arrays): array { return array_map(function(array $array): int { return array_sum($array); }, $arrays); } $ar = arraysSum($a,$b,$c); print_r($ar);
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
Array ( [0] => 20 [1] => 14 [2] => 13 )
Output for 5.6.0 - 5.6.40
Warning: Unsupported declare 'strict_types' in /in/sPeIv on line 2 Parse error: syntax error, unexpected ':', expecting '{' in /in/sPeIv on line 21
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38
Warning: Unsupported declare 'strict_types' in /in/sPeIv on line 2 Parse error: syntax error, unexpected '.', expecting '&' or variable (T_VARIABLE) in /in/sPeIv on line 21
Process exited with code 255.
Output for 5.3.0 - 5.3.29
Warning: Unsupported declare 'strict_types' in /in/sPeIv on line 2 Parse error: syntax error, unexpected '[' in /in/sPeIv on line 3
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected '[' in /in/sPeIv on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/sPeIv on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/sPeIv on line 3
Process exited with code 255.

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