3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function ping_pong() { for ($i = 1; $i <= 10; $i++) { echo 'a' . $i . PHP_EOL; $val = (yield $i); echo 'b' . $i . ':' . $val . PHP_EOL; //echo 'ping: ' . $val . PHP_EOL; } } $generator = ping_pong(); foreach ($generator as $value) { echo 'c' . $value . PHP_EOL; $generator->send($value) . PHP_EOL; }
Output for 5.5.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
a1 c1 b1:1 a2 b2: a3 c3 b3:3 a4 b4: a5 c5 b5:5 a6 b6: a7 c7 b7:7 a8 b8: a9 c9 b9:9 a10 b10:
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected '$i' (T_VARIABLE) in /in/HgTlc on line 8
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/HgTlc on line 8
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/HgTlc on line 8
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/HgTlc on line 8
Process exited with code 255.