3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function foo(\array $foo) { return $foo; } var_dump(foo([]));
Output for 5.4.0 - 5.4.32
Parse error: syntax error, unexpected 'array' (T_ARRAY), expecting identifier (T_STRING) in /in/aYNuX on line 3
Process exited with code 255.
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected T_ARRAY, expecting T_STRING in /in/aYNuX on line 3
Process exited with code 255.
Output for 5.1.0 - 5.2.17
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/aYNuX on line 3 Parse error: syntax error, unexpected '[', expecting ')' in /in/aYNuX on line 8
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/aYNuX on line 3 Parse error: parse error, unexpected T_ARRAY, expecting '&' or T_VARIABLE in /in/aYNuX on line 3
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/aYNuX on line 3 Parse error: syntax error, unexpected T_ARRAY, expecting ')' in /in/aYNuX on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/aYNuX on line 3 Parse error: parse error, unexpected T_ARRAY, expecting ')' in /in/aYNuX on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/aYNuX on line 3 Parse error: parse error, expecting `')'' in /in/aYNuX on line 3
Process exited with code 255.