3v4l.org

run code in 300+ PHP versions simultaneously
<?php function x(): iterable { yield 'a'; return ['b']; // silently ignored! } $gen = x(); foreach ($gen as $v) { echo $v."\n"; } var_dump($gen->getReturn());
Output for 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 - 8.2.19, 8.3.0 - 8.3.4, 8.3.6 - 8.3.7
a array(1) { [0]=> string(1) "b" }
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 a array(1) { [0]=> string(1) "b" }

preferences:
113.88 ms | 402 KiB | 183 Q