<?php class Bar implements Iterator { protected $offset = 0; function key(){ throw new Exception("collection doesn't have a key"); } function rewind(){ $this->offset = 0; } function next(){ $this->offset++; } function current(){ return "thank u baby jesus"; } function valid(){ return $this->offset <= 5; } } foreach(new Bar as $value){ var_dump($value); }
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Value for `_results` contains invalid data `array`