3v4l.org

run code in 300+ PHP versions simultaneously
<?php function count_to_ten() { $t = (yield from seven_eight()); echo '$'.var_dump($t); return 'ok'; } function seven_eight() { $k = yield;echo '#'; var_dump($k); foreach ([1, 2, 3] as $k => $v) { yield $v; } } $gen = count_to_ten(); foreach ($gen as $k => $num) { echo $gen->send('t'); echo "\n-$k -> $num \n"; } var_dump( $gen->getReturn());
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
#string(1) "t" 1 -0 -> 3 -2 -> 2 NULL $string(2) "ok"
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 #string(1) "t" 1 -0 -> 3 -2 -> 2 NULL $string(2) "ok"
Output for 5.6.38
Parse error: syntax error, unexpected 'seven_eight' (T_STRING) in /in/PtmAD on line 5
Process exited with code 255.
preferences:
164.29 ms | 401 KiB | 217 Q