3v4l.org

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', $cmd); if($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 5.5.0 - 7.1.0
0 string(3) "cmd" NULL 1 string(3) "cmd" NULL 2 string(3) "cmd" NULL string(3) "cmd" string(4) "stop" 3
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected '$i' (T_VARIABLE) in /in/Tr9tE on line 6
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_VARIABLE in /in/Tr9tE on line 6
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_VARIABLE in /in/Tr9tE on line 6
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/Tr9tE on line 6
Process exited with code 255.