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IdnMapping.GetUnicode Method (String, Int32)

Decodes a substring of one or more domain name labels, encoded according to the IDNA standard, to a string of Unicode characters.

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

'Declaration
Public Function GetUnicode ( _
	ascii As String, _
	index As Integer _
) As String

Parameters

ascii
Type: System.String

The string to decode, which consists of 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 to decode. The decoding operation continues to the end of the ascii string.

Return Value

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

ExceptionCondition
ArgumentNullException

ascii is Nothing.

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.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1
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