IteratorAggregate foreach迭代器
最后更新于：2022-04-02 02:26:29
[TOC]
## 实例
```
class demo implements IteratorAggregate{
public function getIterator()
{
return new ArrayIterator(range(1,10));
}
}
$demo = new demo();
foreach ($demo as $k=>$v){
var_dump($v);
}
```
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