Gets the number of elements actually contained in the ArrayList.
Assembly: mscorlib (in mscorlib.dll)
Capacity is always greater than or equal to . If exceeds Capacity while adding elements, the capacity is automatically increased by reallocating the internal array before copying the old elements and adding the new elements.
Retrieving the value of this property is an O(1) operation.
Available since 10
Available since 1.1