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WebHeaderCollection.Set Method (HttpRequestHeader, String)

.NET Framework 4.5

Sets the specified header to the specified value.

Namespace: System.Net
Assembly: System (in System.dll)

public void Set(
	HttpRequestHeader header,
	string value
)

Parameters

header: Type: System.Net.HttpRequestHeader
The HttpRequestHeader value to set.

value: Type: System.String
The content of the header to set.

Exceptions

Exception	Condition
ArgumentOutOfRangeException	The length of value is greater than 65535.
InvalidOperationException	This WebHeaderCollection instance does not allow instances of HttpRequestHeader.

Remarks

If the header specified in the header does not exist, the Set method inserts a new header into the list of header name/value pairs.

If the header specified in header is already present, value replaces the existing value.

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

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

WebHeaderCollection Class

Set Overload

System.Net Namespace

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