3v4l.org

run code in 300+ PHP versions simultaneously
<?php $g = function () { $r = yield "get me a number"; echo "Hey it's g, I've got a {$r}\n"; }; $gen = $g(); foreach ($gen as $generated) { echo "g asked to: {$generated}\n"; $gen->send(12); }
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.6 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.14
g asked to: get me a number Hey it's g, I've got a 12
Output for 5.6.0 - 5.6.28
Parse error: syntax error, unexpected '"get me a number"' (T_CONSTANT_ENCAPSED_STRING) in /in/SAA9M on line 4
Process exited with code 255.
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