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    WeakMap::getIterator

    (PHP 8)

    WeakMap::getIterator — Retrieve an external iterator

    说明

    abstract public WeakMap::getIterator(): Traversable

    Returns an external iterator.

    参数

    此函数没有参数。

    返回值

    An instance of an object implementing Iterator or Traversable

    错误／异常

    Throws an Exception on failure.

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