Online PHP editor | refs for G4nFp

<?php class Gen implements Iterator { private $myArray; public function __construct( $n ) { $this->myArray = range(0,$n-1); } function rewind() { return reset($this->myArray); } function current() { return current($this->myArray); } function key() { return key($this->myArray); } function next() { return next($this->myArray); } function valid() { return key($this->myArray) !== null; } function __destruct(){ echo ' - Gen is data drained!'; } } $gen = new Gen(3); // iterable object can be used in foreach foreach ($gen as $g) { echo $gen->current(); // sequentially making data available }