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List<T>.IList.Add Method

Adds an item to the IList.

Namespace:  System.Collections.Generic
Assembly:  mscorlib (in mscorlib.dll)

int IList.Add(
	Object item
)

Parameters

item
Type: System.Object
The Object to add to the IList.

Return Value

Type: System.Int32
The position into which the new element was inserted.

Implements

IList.Add(Object)

ExceptionCondition
ArgumentException

item is of a type that is not assignable to the IList.

If Count is less than Capacity, this method is an O(1) operation. If the capacity needs to be increased to accommodate the new element, this method becomes an O(n) operation, where n is Count.

Silverlight

Supported in: 5, 4, 3

Silverlight for Windows Phone

Supported in: Windows Phone OS 7.1, Windows Phone OS 7.0

XNA Framework

Supported in: Xbox 360, Windows Phone OS 7.0

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.

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