(PHP 5 >= 5.3.0, PHP 7)
SplDoublyLinkedList::offsetSet — Sets the value at the specified $index to $newval
Sets the value at the specified index to newval.
indexThe index being set.
newval
The new value for the index.
값을 반환하지 않습니다.
Throws OutOfRangeException when index is out of bounds or when index cannot be parsed as an integer.