3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function printer() { yield; yield NULL; } $printer = printer(); foreach($printer as $v) { var_dump($v); }
based on PbEAH
Output for 5.5.24 - 7.1.0
NULL NULL
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected 'NULL' (T_STRING) in /in/Par3f 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_STRING in /in/Par3f 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_STRING in /in/Par3f on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/Par3f on line 4
Process exited with code 255.