3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php use const false as true; var_dump(true);
Output for 5.6.0 - 7.1.0
bool(false)
Output for 5.4.0 - 5.5.36
Parse error: syntax error, unexpected 'const' (T_CONST), expecting identifier (T_STRING) or \\ (T_NS_SEPARATOR) in /in/P8mUA on line 3
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/P8mUA on line 3
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_CONST, expecting T_CONSTANT_ENCAPSED_STRING or '(' in /in/P8mUA 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_CONST, expecting T_CONSTANT_ENCAPSED_STRING or '(' in /in/P8mUA on line 3
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/P8mUA on line 3
Process exited with code 255.