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vendor
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stripe
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stripe-php
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lib
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Util
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Set.php
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<?php namespace Stripe\Util; use ArrayIterator; use IteratorAggregate; class Set implements IteratorAggregate { private $_elts; public function __construct($members = []) { $this->_elts = []; foreach ($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[$elt]); } public function toArray() { return \array_keys($this->_elts); } /** * @return ArrayIterator */ #[\ReturnTypeWillChange] public function getIterator() { return new ArrayIterator($this->toArray()); } }