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