Construct a new CachingIterator object for the iterator

# CachingIterator::__construct

(PHP 5, PHP 7, PHP 8)

CachingIterator::__construct — Construct a new CachingIterator object for the iterator

### 说明

public function CachingIterator::__construct(Iterator `$iterator`, int `$flags` = `CachingIterator::CALL_TOSTRING`)
警告

本函数还未编写文档，仅有参数列表。

### 参数

`iterator`

  Iterator to cache

`flags`

  Bitmask of flags.

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