MultipleIterator::valid

(PHP 5 >= 5.3.0, PHP 7)

MultipleIterator::valid — Checks the validity of sub iterators

public bool MultipleIterator::valid ( void )

Checks the validity of sub iterators.

Warning

本函数还未编写文档，仅有参数列表。

此函数没有参数。

Returns TRUE if one or all sub iterators are valid depending on flags, otherwise FALSE