3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $gen = function(){ yield 1; yield 2; yield 3; }(); if ($gen instanceof Generator) { echo "\o/\n"; } else { echo ":( \n"; }
Output for 5.4.0 - 5.4.25
Parse error: syntax error, unexpected '1' (T_LNUMBER) in /in/HV4Pb on line 4
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected T_LNUMBER in /in/HV4Pb on line 4
Process exited with code 255.