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<?php function generate_ints($n){ foreach ( range(0,$n) as $number) { $number = (yield $number); yield $number; } } $gen = generate_ints(5); // iterable object can be used in foreach foreach ($gen as $g) { var_dump($g); echo $g; if ($gen->current() == 4) { $gen->send("\n999\n"); // injecting a value echo $gen->current(); } }
Output for git.master, git.master_jit, rfc.property-hooks
int(0) 0NULL int(1) 1NULL int(2) 2NULL int(3) 3NULL int(4) 4 999 int(5) 5NULL

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