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NameValueCollection.Set Method

.NET Framework 4.5

Sets the value of an entry in the NameValueCollection.

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

public virtual void Set(
	string name,
	string value
)

Parameters

name: Type: System.String
The String key of the entry to add the new value to. The key can be null.

value: Type: System.String
The Object that represents the new value to add to the specified entry. The value can be null.

Exceptions

Exception	Condition
NotSupportedException	The collection is read-only.

Remarks

If the specified key already exists in the collection, this method overwrites the existing list of values with the specified value. To append the new value to the existing list of values, use the Add method.

If the specified key does not exist in the collection, this method creates a new entry using the specified key and the specified value.

This method is an O(1) operation.

Version Information

.NET Framework

Supported in: 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

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

NameValueCollection Class

System.Collections.Specialized Namespace

Add

Other Resources

Performing Culture-Insensitive String Operations

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