This topic has not yet been rated - Rate this topic

ReadOnlyCollection<T>.IList.Add Method

.NET Framework 4.5

Adds an item to the IList. This implementation always throws NotSupportedException.

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

int IList.Add(
	Object value
)

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.

Implements

IList.Add(Object)

Exceptions

Exception	Condition
NotSupportedException	Always thrown.

Remarks

This member is an explicit interface member implementation. It can be used only when the ReadOnlyCollection<T> instance is cast to an IList interface.

Version Information

.NET Framework

Supported in: 4.5, 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Portable Class Library

Supported in: Portable Class Library

.NET for Windows Store apps

Supported in: Windows 8

Platforms

Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

Reference

ReadOnlyCollection<T> Class

System.Collections.ObjectModel Namespace

Did you find this helpful? Yes No

Not accurate

Not enough depth

Need more code examples

(1500 characters remaining)