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phorge-phorge/externals/stripe-php/lib/Stripe/Util/Set.php

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<?php
class Stripe_Util_Set
{
private $_elts;
public function __construct($members=array())
{
$this->_elts = array();
foreach ($members as $item)
$this->_elts[$item] = true;
}
public function includes($elt)
{
return isset($this->_elts[$elt]);
}
public function add($elt)
{
$this->_elts[$elt] = true;
}
public function discard($elt)
{
unset($this->_elts[$elt]);
}
// TODO: make Set support foreach
public function toArray()
{
return array_keys($this->_elts);
}
}