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<?php $array = [ ['number' => 2, 'letter' => 'a', 'price' => 9.99], ['number' => 3, 'letter' => 'b', 'price' => 9.99], ['number' => 1, 'letter' => 'c', 'price' => 9.50], ['number' => 1, 'letter' => 'd', 'price' => 10], ['number' => 1, 'letter' => 'e', 'price' => 9.99], ]; $sortingParams[] = array_column($array, 'number'); // 1-dimensional $sortingParams[] = SORT_ASC; // this is omittable as well because it is assumed (just for demo) $sortingParams[] = array_column($array, 'price'); // 1-dimensional $sortingParams[] = SORT_DESC; $sortingParams[] = SORT_NUMERIC; // this is omittable as well because it is assumed (just for demo) $sortingParams[] = &$array; // this is the actual master array which should be modified array_multisort(...$sortingParams); // unpack with splat operator var_export($array);
Output for git.master, git.master_jit, rfc.property-hooks
array ( 0 => array ( 'number' => 1, 'letter' => 'd', 'price' => 10, ), 1 => array ( 'number' => 1, 'letter' => 'e', 'price' => 9.99, ), 2 => array ( 'number' => 1, 'letter' => 'c', 'price' => 9.5, ), 3 => array ( 'number' => 2, 'letter' => 'a', 'price' => 9.99, ), 4 => array ( 'number' => 3, 'letter' => 'b', 'price' => 9.99, ), )

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