3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function gen_one_to_three() { for ($i = 1; $i <= 3; $i++) { // Note that $i is preserved between yields. yield $i; return 3; } }?>
based on Qjs5Y
Output for hhvm-3.12.0, 7.0.0 - 7.1.0
Output for 5.5.24 - 5.6.28, hhvm-3.10.0
Fatal error: Generators cannot return values using "return" in /in/AB75F on line 7
Process exited with code 255.
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected '$i' (T_VARIABLE) in /in/AB75F on line 6
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected T_VARIABLE in /in/AB75F on line 6
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_VARIABLE in /in/AB75F on line 6
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/AB75F on line 6
Process exited with code 255.