3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php if (0){class f{}} use foo\f;
Output for 7.2.0
Fatal error: Cannot use foo\f as f because the name is already in use in /in/8E633 on line 4
Process exited with code 255.
Output for 5.3.0 - 5.6.30, 7.0.0 - 7.1.10
Output for hhvm-3.11.1 - 3.17.3
Fatal error: Uncaught Error: Cannot use foo\f as f because the name is already in use: (Line: 4, Char: 10) in /in/8E633:4 Stack trace: #0 {main}
Process exited with code 255.
Output for hhvm-3.10.1
Fatal error: Cannot use foo\f as f because the name is already in use: (Line: 4, Char: 10) in /in/8E633 on line 4
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, expecting T_CONSTANT_ENCAPSED_STRING or '(' in /in/8E633 on line 4
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, expecting T_CONSTANT_ENCAPSED_STRING or '(' in /in/8E633 on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_CONSTANT_ENCAPSED_STRING' or `'('' in /in/8E633 on line 4
Process exited with code 255.