3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = Array( "C1015391" => "103.224.116.99", "C1015387" => "103.224.116.29", ); echo count($a); echo json_encode($a);
Output for 5.2.0 - 7.1.0
2{"C1015391":"103.224.116.99","C1015387":"103.224.116.29"}
Output for 5.0.0 - 5.1.6
2 Fatal error: Call to undefined function json_encode() in /in/iIc7m on line 9
Process exited with code 255.
Output for 4.4.5 - 4.4.9
2 Fatal error: Call to undefined function: json_encode() in /in/iIc7m on line 9
Process exited with code 255.
Output for 4.3.2 - 4.4.4
2 Fatal error: Call to undefined function: json_encode() in /in/iIc7m on line 9
Process exited with code 255.
Output for 4.3.0 - 4.3.1
2 Fatal error: Call to undefined function: json_encode() in /in/iIc7m on line 9