3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(array_diff_assoc( array( 'ZWEI', 'foo' => 'FOO', 'bar' => 'FOO', 'a' => 'A', 'b' => 'A', 'c' => 'A', 'w' => NULL, 'x' => NULL, 'y' => NULL, 2 => 'ZWEI', 3 => 'ZWEI', 4 => 'ZWEI', ), array( 'ZWEI', 'foo' => 'BAR', 'bar' => 'BAR', 'c' => 'A', 'd' => 'A', 'e' => 'A', 'y' => NULL, 'z' => NULL, 3 => 'ZWEI', ) ));
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 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 - 8.3.6
array(8) { ["foo"]=> string(3) "FOO" ["bar"]=> string(3) "FOO" ["a"]=> string(1) "A" ["b"]=> string(1) "A" ["w"]=> NULL ["x"]=> NULL [2]=> string(4) "ZWEI" [4]=> string(4) "ZWEI" }
preferences:
228.68 ms | 406 KiB | 359 Q