3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php json_encode(fopen('php://temp', 'rw+')); var_dump(json_last_error()); json_encode(['hello', 'world']); var_dump(json_last_error());
Output for 5.5.0 - 7.2.0
int(8) int(0)
Output for 5.4.0 - 5.4.45
Warning: json_encode(): type is unsupported, encoded as null in /in/cvdUj on line 3 int(0) int(0)
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[', expecting ')' in /in/cvdUj on line 5
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 '[', expecting ')' in /in/cvdUj on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/cvdUj on line 5
Process exited with code 255.