SplDoublyLinkedList::offsetGet()
(PHP 5 >= 5.3.0, PHP 7)
Returns the value at the specified $index
说明
public SplDoublyLinkedList::offsetGet(mixed $index) : mixed
参数
- $index
The index with the value.
返回值
The value at the specified$index.
错误／异常
ThrowsOutOfRangeExceptionwhen$indexis out of bounds or when$indexcannot be parsed as an integer.