3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = [ 10 , 0x30 ]; $b = ['10', '0x30']; echo json_encode(array_intersect($a, $b)); echo "\n\n"; $a = ["foo" => 1, 2]; $b = [1, "bar" => 2]; var_dump(array_intersect($a, $b)); echo "\n\n"; $a = [[1], [2]]; $b = [[3], [4]]; echo json_encode(array_intersect($a, $b)); echo "\n\n"; $a = [null]; $b = ['']; echo json_encode(array_intersect($a, $b)); echo "\n\n";
Output for 5.4.0 - 5.6.28, 7.0.0 - 7.1.0
[10] array(2) { ["foo"]=> int(1) [0]=> int(2) } Notice: Array to string conversion in /in/RSpF9 on line 18 Notice: Array to string conversion in /in/RSpF9 on line 18 Notice: Array to string conversion in /in/RSpF9 on line 18 Notice: Array to string conversion in /in/RSpF9 on line 18 Notice: Array to string conversion in /in/RSpF9 on line 18 Notice: Array to string conversion in /in/RSpF9 on line 18 Notice: Array to string conversion in /in/RSpF9 on line 18 Notice: Array to string conversion in /in/RSpF9 on line 18 [[1],[2]] [null]
Output for hhvm-3.10.0 - 3.12.0
[10] array(2) { ["foo"]=> int(1) [0]=> int(2) } Notice: Array to string conversion in /in/RSpF9 on line 18 Notice: Array to string conversion in /in/RSpF9 on line 18 Notice: Array to string conversion in /in/RSpF9 on line 18 Notice: Array to string conversion in /in/RSpF9 on line 18 [[1],[2]] [null]
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/RSpF9 on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/RSpF9 on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/RSpF9 on line 3
Process exited with code 255.