<?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"; }
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Value for `_results` contains invalid data `array`