25 lines
No EOL
447 B
PHP
25 lines
No EOL
447 B
PHP
<?php
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class NodeIterator {
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private $nodes;
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private $curr;
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function NodeIterator(&$nodes) {
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$this->nodes = $nodes;
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$this->curr = 0;
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}
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function hasNext() {
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$tmp = array_keys($this->nodes);
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return isset($this->nodes[$tmp[$this->curr]]);
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}
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function getNext() {
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$tmp = array_keys($this->nodes);
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return $this->nodes[$tmp[$this->curr++]];
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}
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function first() {
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$this->curr = 0;
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}
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}
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?>
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