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run code in 200+ php & hhvm versions
Bugs & Features
<?php $bar = array(); function& foo() { yield $bar; return $bar; } $g = foo(); foreach($g as $val) { var_dump($val); $val[] = 42; } var_dump($bar); var_dump($g->getReturn());
based on Np3eD
Output for 7.0.0 - 7.2.0
NULL array(0) { } NULL
Output for 5.5.24 - 5.6.21
Fatal error: Generators cannot return values using "return" in /in/a0pNc on line 6
Process exited with code 255.
Output for 5.4.2 - 5.4.45
Parse error: syntax error, unexpected '$bar' (T_VARIABLE) in /in/a0pNc on line 5
Process exited with code 255.
Output for 5.3.18 - 5.3.29
Parse error: syntax error, unexpected T_VARIABLE in /in/a0pNc on line 5
Process exited with code 255.