RecursiveIterator::hasChildren
(PHP 5 >= 5.1.0, PHP 7, PHP 8)
RecursiveIterator::hasChildren — Returns if an iterator can be created for the current entry
说明
Returns if an iterator can be created for the current entry. RecursiveIterator::getChildren().
参数
此函数没有参数。
返回值
Returns true if the current entry can be iterated over, otherwise returns false.
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