ArrayIterator::offsetExists
(PHP 5, PHP 7, PHP 8)
ArrayIterator::offsetExists — Check if offset exists
说明
Checks if the offset exists.
警告
本函数还未编写文档,仅有参数列表。
参数
key-
The offset being checked.
(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。
keyThe offset being checked.