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--TEST--
Values can be sent back to the generator
--FILE--
<?php
function gen() {
var_dump(yield "yield foo");
var_dump(yield "yield bar");
}
$gen = gen();
var_dump($gen->current());
$gen->send("send bar");
var_dump($gen->current());
$gen->send("send foo");
?>
--EXPECT--
string(9) "yield foo"
string(8) "send bar"
string(9) "yield bar"
string(8) "send foo"
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