3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php namespace B { const TEST12 = 1; } namespace A { use const B\TEST12 as TEST1; echo TEST1; define ( 'TEST1', 5 ); echo TEST1; } ?>
based on PVjGs
Output for 5.6.0 - 7.1.0
11
Output for 5.4.0 - 5.5.38
Parse error: syntax error, unexpected 'const' (T_CONST), expecting identifier (T_STRING) or \\ (T_NS_SEPARATOR) in /in/bhoH8 on line 10
Process exited with code 255.
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected T_CONST, expecting T_STRING or T_NS_SEPARATOR in /in/bhoH8 on line 10
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/bhoH8 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/bhoH8 on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/bhoH8 on line 3
Process exited with code 255.