- var_dump: documentation ( source)
<?php
function count_to_ten() {
$i = 1;
$cmd = yield $i;
if ($cmd == 't') {
echo "close";
return false;
}
yield 3 => 2;
yield from [3, 4];
yield from new ArrayIterator([5, 6]);
yield from seven_eight();
return yield from nine_ten();
}
function seven_eight() {
yield 7;
yield from eight();
}
function eight() {
yield 8;
}
function nine_ten() {
yield 9;
return 10;
}
$gen = count_to_ten();
foreach ($gen as $k => $num) {
echo "$k -> $num \n";
echo $gen->send('t');
}
var_dump( $gen->getReturn());