3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = array("a" => 1,"b" => array(1,2,3)); $b = array("a" => "x"); $c = array(1,2,3); $x = array($a,$b,$b,$c); $y = array($a,$b); echo json_encode(array_intersect(array_map("json_encode",$a),array_map("json_encode",$b)));
based on lqmq9
Output for 5.2.0 - 7.2.0
[]
Output for 5.0.0 - 5.1.6
Fatal error: Call to undefined function json_encode() in /in/bL0b3 on line 10
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: json_encode() in /in/bL0b3 on line 10
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: json_encode() in /in/bL0b3 on line 10
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: json_encode() in /in/bL0b3 on line 10