3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function generate(){ if (rand(0,2)) yield 1; return 1; } foreach (generate() as $k) var_dump($k); ?>
Output for 7.0.0 - 7.0.2, 7.0.4, 7.0.6 - 7.0.8, 7.0.10 - 7.1.0
int(1)
Output for 7.0.3, 7.0.5, 7.0.9
Output for 5.5.0 - 5.6.28
Fatal error: Generators cannot return values using "return" in /in/NFBHW on line 5
Process exited with code 255.
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected '1' (T_LNUMBER) in /in/NFBHW on line 4
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_LNUMBER in /in/NFBHW on line 4
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_LNUMBER in /in/NFBHW on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/NFBHW on line 4
Process exited with code 255.