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<?php $array = [ [11 => 771725], [11 => 847226], [10 => 410035], [11 => 455387], ]; $result = array_fill_keys(range(1,12), 0); foreach ($array as $a) { $result[key($a)] += reset($a); } print_r($result);
Output for 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 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
Array ( [1] => 0 [2] => 0 [3] => 0 [4] => 0 [5] => 0 [6] => 0 [7] => 0 [8] => 0 [9] => 0 [10] => 410035 [11] => 2074338 [12] => 0 )
Output for 5.1.6
Parse error: syntax error, unexpected '[' in /in/Tf1QZ on line 3
Process exited with code 255.
preferences:
163.77 ms | 407 KiB | 5 Q