3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array( "one" => 1, "two" => "dos" ); //array(2), "tres" => array ( 1,2) ); $b = array( "one" => 1, "two" => 1, "tres" => 1 ); array_intersect_key( $a, $b );
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 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 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Output for 5.0.0 - 5.0.5
Fatal error: Call to undefined function array_intersect_key() in /in/sfJT0 on line 4
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: array_intersect_key() in /in/sfJT0 on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
Fatal error: Call to undefined function: array_intersect_key() in /in/sfJT0 on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: array_intersect_key() in /in/sfJT0 on line 4

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253.86 ms | 401 KiB | 379 Q