3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php function () { return 1; yield; }
Output for 5.4.10 - 5.4.45, 7.0.0
Parse error: syntax error, unexpected end of file in /in/ZdPT6 on line 3
Process exited with code 255.
Output for 5.5.24 - 5.6.16
Fatal error: Generators cannot return values using "return" in /in/ZdPT6 on line 3
Process exited with code 255.
Output for 5.3.20 - 5.3.29
Parse error: syntax error, unexpected $end in /in/ZdPT6 on line 3
Process exited with code 255.