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<?php $fruitpacks = [ ['apples', 3], ['pears', 1], ['apples', 6], ['grapes', 22], ]; abstract class Tools { public static function integerAppend(&$maybeDefined, int $value) { $maybeDefined = ($maybeDefined ?? 0) + $value; } } $totals_by_name = []; foreach ($fruitpacks as [$name, $amount]) { Tools::integerAppend($totals_by_name[$name], $amount); } var_dump($totals_by_name);
Output for 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
array(3) { ["apples"]=> int(9) ["pears"]=> int(1) ["grapes"]=> int(22) }
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 array(3) { ["apples"]=> int(9) ["pears"]=> int(1) ["grapes"]=> int(22) }
preferences:
173.86 ms | 402 KiB | 201 Q