- Output for 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 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 - 8.1.29, 8.2.0 - 8.2.21, 8.3.0 - 8.3.9
- 1hello23world4
<?php
$x = function ()
{
yield 1;
echo 'hello';
yield 2;
yield 3;
echo 'world';
yield 4;
};
foreach ($x() as $y) {
echo $y;
}