RecursiveCachingIterator
PHP Manual

RecursiveCachingIterator::hasChildren

(PHP 5 >= 5.1.0, PHP 7)

RecursiveCachingIterator::hasChildrenCheck whether the current element of the inner iterator has children

说明

public bool RecursiveCachingIterator::hasChildren ( void )
Warning

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 the inner iterator has children, otherwise FALSE


RecursiveCachingIterator
PHP Manual