3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class X { const TYPE = 'x'; } class Y { const TYPE = 'y'; } $y = new Y(); $x = new X(); $time = microtime(true); echo $y::TYPE === 'y'; echo $y::TYPE === 'x'; $time = microtime(true) - $time; echo '1 took' . number_format($time, 3); $time = microtime(true); echo $y instanceof 'Y'; echo $y instanceof 'X'; $time = microtime(true) - $time; echo '2 took' . number_format($time, 3);
based on uNUDC
Output for 5.4.0 - 5.4.34
Parse error: syntax error, unexpected ''Y'' (T_CONSTANT_ENCAPSED_STRING) in /in/WTirs on line 23
Process exited with code 255.
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected T_CONSTANT_ENCAPSED_STRING in /in/WTirs on line 23
Process exited with code 255.
Output for 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_PAAMAYIM_NEKUDOTAYIM, expecting ',' or ';' in /in/WTirs on line 17
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_PAAMAYIM_NEKUDOTAYIM, expecting ',' or ';' in /in/WTirs on line 17
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_CONST, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/WTirs on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_CONST, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/WTirs on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/WTirs on line 5
Process exited with code 255.