PHP - Manual: ArrayIterator::offsetExists
2024-11-22
(PHP 5, PHP 7, PHP 8)
ArrayIterator::offsetExists — Check if offset exists
Checks if the offset exists.
本函数还未编写文档,仅有参数列表。
key
The offset being checked.
true
if the offset exists, otherwise false
官方地址:https://www.php.net/manual/en/arrayiterator.offsetexists.php