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run code in 150+ php & hhvm versions
Bugs & Features
<?php function nums() { for ($i = 0; $i < 5; ++$i) { //get a value from the caller $cmd = (yield $i); var_dump($cmd); if($cmd == 'stop') { return;//exit the function } } $gen = nums(); foreach($gen as $v) { if($v == 3) { $send = $gen->send('stop'); } if (isset($send)) var_dump($send); echo "{$v}\n"; }
Output for 5.4.0 - 5.4.25
Parse error: syntax error, unexpected '$i' (T_VARIABLE) in /in/upU7v on line 6
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected T_VARIABLE in /in/upU7v on line 6
Process exited with code 255.