3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo json_encode(array( 'user1' => array( 'id' => 1, 'username' => 'user1', 'OtClient' => array( 'accountno' => 'a1', ), ), 'user2' => array( 'id' => 2, 'username' => 'user2', 'OtClient' => array( 'accountno' => 'a2', ), ), 'user3' => array( 'id' => 3, 'username' => 'user3', 'OtClient' => array( 'accountno' => 'a3', ), ), ));
Output for 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
{"user1":{"id":1,"username":"user1","OtClient":{"accountno":"a1"}},"user2":{"id":2,"username":"user2","OtClient":{"accountno":"a2"}},"user3":{"id":3,"username":"user3","OtClient":{"accountno":"a3"}}}
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6
Fatal error: Call to undefined function json_encode() in /in/sSVRl on line 2
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: json_encode() in /in/sSVRl on line 2
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: json_encode() in /in/sSVRl on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: json_encode() in /in/sSVRl on line 2
preferences:
276.57 ms | 401 KiB | 396 Q