群众观点:用.NET获取汉字的区位码 .

Imports System.Text Class CodingChangePublic Function CharacterToCoding(character As String) As StringDim coding As String = ""For i As Integer = 0 To character.Length - 1Dim bytes As Byte() = System.Text.Encoding.Unicode.GetBytes(character.Substring(i, 1))'取出二进制编码内容Dim lowCode As String = System.Convert.ToString(bytes(0), 16)'取出低字节编码内容（两位16进制）If lowCode.Length = 1 ThenlowCode = "0" & lowCodeEnd IfDim hightCode As String = System.Convert.ToString(bytes(1), 16)'取出高字节编码内容（两位16进制）If hightCode.Length = 1 ThenhightCode = "0" & hightCodeEnd If'加入到字符串中,coding += (lowCode & hightCode)NextReturn codingEnd FunctionPublic Function CodingToCharacter(coding As String) As StringDim characters As String = ""If coding.Length Mod 4 <> 0 Then'编码为16进制,必须为4的倍数。Throw New System.Exception("编码格式不正确")End IfFor i As Integer = 0 To coding.Length - 1 Step 4'每四位为一个汉字Dim bytes As Byte() = New Byte(1) {}Dim lowCode As String = coding.Substring(i, 2)'取出低字节,并以16进制进制转换bytes(0) = System.Convert.ToByte(lowCode, 16)Dim highCode As String = coding.Substring(i + 2, 2)'取出高字节,并以16进制进行转换bytes(1) = System.Convert.ToByte(highCode, 16)Dim character As String = System.Text.Encoding.Unicode.GetString(bytes)characters += characterNextReturn charactersEnd FunctionPublic Shared Sub Main()Dim code As New CodingChange()Dim coding As String = code.CharacterToCoding("中国")Console.WriteLine(coding)Console.WriteLine(code.CodingToCharacter(coding))End SubEnd Class在串口通讯排队叫号LED瓶显示时使用

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