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<?php $array = [ 'two' => 'a', 'three' => 'b', 'one' => 'c', ]; $keyswant = [ 'one' => '1', 'three' => '3', ]; print_r(array_intersect_key($keyswant, $array));
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 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 - 8.1.30, 8.2.0 - 8.2.25, 8.3.0 - 8.3.13
Array ( [one] => 1 [three] => 3 )

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