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IList.Add Method (Object)

 

Adds an item to the IList.

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

abstract Add : 
        value:Object -> int

Parameters

value
Type: System.Object

The object to add to the IList.

Return Value

Type: System.Int32

The position into which the new element was inserted, or -1 to indicate that the item was not inserted into the collection.

Exception Condition
NotSupportedException

The IList is read-only.

-or-

The IList has a fixed size.

The following example demonstrates the implementation of the IList interface to create a simple, fixed-size list. This code is part of a larger example for the IList interface.

No code example is currently available or this language may not be supported.

Universal Windows Platform
Available since 8
.NET Framework
Available since 1.1
Portable Class Library
Supported in: portable .NET platforms
Silverlight
Available since 2.0
Windows Phone Silverlight
Available since 7.0
Windows Phone
Available since 8.1
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