3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php f(array(&$b));
Output for 7.0.0 - 7.1.0
Fatal error: Uncaught Error: Call to undefined function f() in /in/XBHLb:2 Stack trace: #0 {main} thrown in /in/XBHLb on line 2
Process exited with code 255.
Output for 5.3.28 - 5.3.29, 5.4.18 - 5.6.28
Fatal error: Call to undefined function f() in /in/XBHLb on line 2
Process exited with code 255.
Output for 5.0.0 - 5.3.27, 5.4.0 - 5.4.17
Fatal error: Call to undefined function f() in /in/24k35 on line 2
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: f() in /in/24k35 on line 2
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: f() in /in/24k35 on line 2
Process exited with code 255.
Output for 4.3.1
Fatal error: Call to undefined function: f() in /in/24k35 on line 2
Output for 4.3.0
Fatal error: Call to undefined function: f() in /in/XBHLb on line 2