49 lines
820 B
PHP
Executable File
49 lines
820 B
PHP
Executable File
<?php
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namespace Stripe\Util;
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use ArrayIterator;
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use IteratorAggregate;
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class Set implements IteratorAggregate
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{
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private $_elts;
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public function __construct($members = [])
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{
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$this->_elts = [];
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foreach ($members as $item) {
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$this->_elts[$item] = true;
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}
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}
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public function includes($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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public function toArray()
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{
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return \array_keys($this->_elts);
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}
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/**
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* @return ArrayIterator
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*/
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#[\ReturnTypeWillChange]
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public function getIterator()
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{
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return new ArrayIterator($this->toArray());
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}
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}
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