Convert the surrogate pair in the string at index position zero to a code point. : Char « Data Types « VB.Net






  1. VB.Net
  2. Data Types
  3. Char

Convert the surrogate pair in the string at index position zero to a code point.

 

Class Sample
    Public Shared Sub Main()
        Dim letterA As Integer = &H41    'U+00041 = LATIN CAPITAL LETTER A
        Dim music As Integer = &H1D161 'U+1D161 = MUSICAL SYMBOL SIXTEENTH NOTE
        Dim s1 As String = music
        music = [Char].ConvertToUtf32(s1, 0)
        Show(s1)
        Console.WriteLine(" => 0x{0:X}", music)
    End Sub

    Private Shared Sub Show(ByVal s As String)
        Dim x As Integer
        If s.Length = 0 Then Exit Sub
        For x = 0 To s.Length - 1
            Console.Write("0x{0:X}{1}", _
                           AscW(s.Chars(x)), _
                           IIf(x = s.Length - 1, [String].Empty, ", "))
        Next
    End Sub
End Class








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17.Char.IsDigitChar.IsDigit
18.demonstrates IsSymbol
19.Char.CompareTo (Object)
20.Char.ConvertFromUtf32 converts the specified Unicode code point into a UTF-16 encoded string.
21.Convert the lone UTF-16 character to a code point
22.Char.GetNumericValue converts numeric Unicode character to a double-precision floating point number.
23.Char.GetUnicodeCategory categorizes Unicode character into a group identified by one of the UnicodeCategory values.
24.Char.IsControl indicates whether the specified Unicode character is categorized as a control character.
25.Char.IsControl tells whether the character is categorized as a control character.
26.Char.IsDigit Method tells whether the specified Unicode character is categorized as a decimal digit.
27.Char.IsHighSurrogate Method tells whether the specified Char object is a high surrogate.
28.Is each of the following characters a high surrogate?
29.Is each of the following characters a low surrogate?
30.Characters a surrogate pair
31.Char.IsLetter Method tells whether the specified Unicode character is categorized as a Unicode letter.
32.Char.IsLower Method tells whether the specified Unicode character is categorized as a lowercase letter.
33.Char.IsNumber Method tells whether the specified Unicode character is categorized as a number.
34.Char.IsPunctuation Method tells whether the specified Unicode character is categorized as a punctuation mark.
35.Char.IsSeparator Method tells whether specified Unicode character is categorized as a separator character.
36.Char.IsSeparator Method (String, Int32) tells whether character at specified position is a separator character.
37.Char.IsSurrogate tells whether the specified character has a surrogate code point.
38.Char.IsSymbol Method tells whether the specified Unicode character is categorized as a symbol character.
39.Char.ToString converts Unicode character to string
40.Create a string from a character array
41.Is Surrogate Pair
42.Use Char.IsPunctuation and Char.IsWhiteSpace to split words
43.Char Structure