3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php function yf() { yield from 23; } $g = yf(); foreach($g as $val) { var_dump($val); }
Output for 7.0.0 - 7.2.0
Fatal error: Uncaught Error: Can use "yield from" only with arrays and Traversables in /in/1XXtM:4 Stack trace: #0 /in/1XXtM(8): yf() #1 {main} thrown in /in/1XXtM on line 4
Process exited with code 255.
Output for 5.5.24 - 5.6.28
Parse error: syntax error, unexpected '23' (T_LNUMBER) in /in/1XXtM on line 4
Process exited with code 255.
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected 'from' (T_STRING) in /in/1XXtM on line 4
Process exited with code 255.
Output for 5.3.19 - 5.3.29
Parse error: syntax error, unexpected T_STRING in /in/1XXtM on line 4
Process exited with code 255.