RecursiveIterator::hasChildren

(PHP 5 >= 5.1.0, PHP 7)

RecursiveIterator::hasChildren — Returns if an iterator can be created for the current entry

public bool RecursiveIterator::hasChildren ( void )

Returns if an iterator can be created for the current entry. RecursiveIterator::getChildren().

此函数没有参数。

Returns TRUE if the current entry can be iterated over, otherwise returns FALSE.