Online PHP editor | output for EN75q

@ 2017-09-05T08:05:09Z

<?php

$iterator = new \AppendIterator();

$inner1 = new AppendIterator();
$inner1->append(new ArrayIterator([1, 2, 3]));
$iterator->append($inner1);

$iterator->append(new ArrayIterator([11, 12, 13]));

echo "-> iteration", "\n";
while($iterator->valid()) {
	echo $iterator->current(), "\n";
	$iterator->next();
}

echo "-> foreach", "\n";
foreach($iterator as $val) {
	echo $val, "\n";
}

Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.21, 7.0.24 - 7.0.33, 7.1.0 - 7.1.7, 7.1.10 - 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 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.27, 8.4.1 - 8.4.14: -> iteration 1 2 3 11 12 13 -> foreach 1 2 3 11 12 13
Output for 7.1.9: -> iteration 11 12 13 -> foreach Recoverable fatal error: Object of class ArrayIterator could not be converted to string in /in/EN75q on line 19
Process exited with code 255.
Output for 7.0.22 - 7.0.23, 7.1.8: -> iteration 1 2 3 -> foreach 1 2 3 11 12 13

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