PHP - Manual: MultipleIterator::valid
2024-11-12
(PHP 5 >= 5.3.0, PHP 7, PHP 8)
MultipleIterator::valid — Checks the validity of sub iterators
Checks the validity of sub iterators.
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
官方地址:https://www.php.net/manual/en/multipleiterator.valid.php