3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class Foo implements Countable { public function count() { return +INF; } } $foo = new Foo; echo ($n = count($foo))."\n"; var_dump($n == +INF);
Output for 5.1.3 - 5.4.45, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
0 bool(false)
Output for 5.5.24 - 5.6.28
-9223372036854775808 bool(false)
Output for 5.1.0 - 5.1.2
9218868437227405312 bool(false)
Output for 5.0.5
Fatal error: Interface 'Countable' not found in /in/leU5K on line 4
Process exited with code 255.
Output for 5.0.0 - 5.0.4
Fatal error: Class 'Countable' not found in /in/leU5K on line 4
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting '{' in /in/leU5K on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting '{' in /in/leU5K on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `'{'' in /in/leU5K on line 4
Process exited with code 255.