3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php namespace A { const Z = 9; define ('X', 0); } namespace B { const Z = 8; } namespace { const Z = 7; echo B::Z; }
Output for 7.0.0 - 7.2.4, 7.2.6 - 7.3.0rc4
Fatal error: Uncaught Error: Class 'B' not found in /in/LWNtK:26 Stack trace: #0 {main} thrown in /in/LWNtK on line 26
Process exited with code 255.
Output for hhvm-3.12.14 - 3.15.4, 7.2.5

Process exited with code 137.
Output for hhvm-3.22.0
Fatal error: Uncaught Error: Class undefined: B in /in/LWNtK:-1 Stack trace: #0 {main}
Process exited with code 255.
Output for hhvm-3.11.1, hhvm-3.17.3 - 3.21.3
Fatal error: Uncaught Error: Class undefined: B in /in/LWNtK:26 Stack trace: #0 {main}
Process exited with code 255.
Output for hhvm-3.10.1
Fatal error: Class undefined: B in /in/LWNtK on line 26
Process exited with code 255.
Output for 5.3.0 - 5.6.38
Fatal error: Class 'B' not found in /in/LWNtK on line 26
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_STRING in /in/LWNtK 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 T_STRING in /in/LWNtK on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/LWNtK on line 3
Process exited with code 255.