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IdnMapping.GetUnicode Method (String, Int32)

Decodes a substring of one or more domain name labels encoded according to the Internationalizing Domain Names in Applications (IDNA) standard to a string of Unicode characters.

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

public string GetUnicode(
	string ascii,
	int index
)

Parameters

ascii
Type: System.String

One or more labels in the US-ASCII character range (U+0020 to U+007E) encoded according to the IDNA standard.

index
Type: System.Int32

A zero-based offset into ascii that specifies the start of the substring.

Return Value

Type: System.String
The Unicode equivalent of the IDNA substring specified by the ascii and index parameters.

ExceptionCondition
ArgumentNullException

ascii is null.

ArgumentOutOfRangeException

index is less than zero.

-or-

index is greater than the length of ascii.

ArgumentException

ascii is invalid based on the AllowUnassigned and UseStd3AsciiRules properties, and the IDNA standard.

For more information about domain names, labels, and label separators, see the remarks for the IdnMapping.GetAscii(String, Int32, Int32) method.

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98

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

.NET Framework

Supported in: 3.5, 3.0, 2.0

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