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    RecursiveTreeIterator::callHasChildren

    (PHP 5 >= 5.3.0, PHP 7, PHP 8)

    RecursiveTreeIterator::callHasChildren — Has children

    说明

    public RecursiveTreeIterator::callHasChildren(): bool

    Called for each element to test whether it has children.

    警告

    本函数还未编写文档，仅有参数列表。

    参数

    此函数没有参数。

    返回值

    true if there are children, otherwise false

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