$this->_colors = $arr;
}
public function fetch()
{
$color = each($this->_colors);
if ($color) {
return $color['value'];
} else {
reset($this->_colors);
return false;
}
}
}
$arr = array("blue", "red", "green", "orange", "white");
$obj = new Colors($arr);
while (($c = $obj->fetch()) != false) {
echo $c . "<br/>";
}
class Colors2 implements Iterator
{
private $_colors = array();
public function __construct($arr)
{
$this->_colors = $arr;
$this->n = count($arr);
}
public function rewind()
{
$this->start = 0;
}
public function valid()
