public function testNullParamsToConstructor()
{
$animals = new PrettyArray(null, null);
$this->assertEquals(array(), $animals->to_a());
}
/**
* Methods: getSet, getSet_
*
* Will get a 'set' from PrettyArray. Calling it destructively will force the return value to be references to the current PrettyArray.
*
* <code>
* $arr = new PrettyArray(array(1,2,3,4,5));
* $o = $arr->getSet(1, 2)->to_a();
* print_r($o);
* </code>
* <pre>
* Array
* (
* [1] => 2
* [2] => 3
* )
* </pre>
*
* @link http://ruby-doc.org/core-1.9.3/Array.html#method-i-slice
* @param mixed $start
* @param int $length
* @return PrettyArray
*/
public function getSet_($start, $length)
{
$ret = new PrettyArray();
$count = 0;
foreach ($this->data as $key => &$value) {
if ($start == $key || $count > 0) {
$ret->setByReference($key, $value);
$count++;
if ($count == $length) {
break;
}
}
}
return $ret;
}
