VB.NET UTF8Encoding构造函数代码示例

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本文整理汇总了VB.NET中System.Text.UTF8Encoding.UTF8Encoding构造函数的典型用法代码示例。如果您正苦于以下问题：VB.NET UTF8Encoding构造函数的具体用法？VB.NET UTF8Encoding怎么用？VB.NET UTF8Encoding使用的例子？那么恭喜您, 这里精选的构造函数代码示例或许可以为您提供帮助。您也可以进一步了解该构造函数所在类System.Text.UTF8Encoding的用法示例。

在下文中一共展示了UTF8Encoding构造函数的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的VB.NET代码示例。

示例1: UTF8EncodingExample

' 导入命名空间
Imports System.Text

Class UTF8EncodingExample
    
    Public Shared Sub Main()
        Dim utf8 As New UTF8Encoding()
        Dim encodingName As String = utf8.EncodingName
        Console.WriteLine("Encoding name: " & encodingName)
    End Sub
End Class

开发者ID:VB.NET开发者，项目名称:System.Text，代码行数:11，代码来源:UTF8Encoding

示例2: UTF8EncodingExample

' 导入命名空间
Imports System.Text

Class UTF8EncodingExample
    
    Public Shared Sub Main()
        Dim utf8 As New UTF8Encoding()
        Dim utf8EmitBOM As New UTF8Encoding(True)
        
        Console.WriteLine("utf8 preamble:")
        ShowArray(utf8.GetPreamble())
        
        Console.WriteLine("utf8EmitBOM:")
        ShowArray(utf8EmitBOM.GetPreamble())
    End Sub
    
    
    Public Shared Sub ShowArray(theArray As Array)
        Dim o As Object
        For Each o In  theArray
            Console.Write("[{0}]", o)
        Next o
        Console.WriteLine()
    End Sub
End Class

开发者ID:VB.NET开发者，项目名称:System.Text，代码行数:25，代码来源:UTF8Encoding

示例3: Example

' 导入命名空间
Imports System.Text

Class Example
    Public Shared Sub Main()
        Dim utf8 As New UTF8Encoding()
        Dim utf8ThrowException As New UTF8Encoding(False, True)
        
        ' Create an array with two high surrogates in a row (\uD801, \uD802).
        Dim chars() As Char = {"a"c, "b"c, "c"c, ChrW(&hD801), ChrW(&hD802), "d"c}
        
        ' The following method call will not throw an exception.
        Dim bytes As Byte() = utf8.GetBytes(chars)
        ShowArray(bytes)
        Console.WriteLine()
        
        Try
            ' The following method call will throw an exception.
            bytes = utf8ThrowException.GetBytes(chars)
            ShowArray(bytes)
        Catch e As EncoderFallbackException
            Console.WriteLine("{0} exception{2}Message:{2}{1}",
                              e.GetType().Name, e.Message, vbCrLf)
        End Try
    End Sub
    
    
    Public Shared Sub ShowArray(theArray As Array)
        For Each o In theArray
            Console.Write("{0:X2} ", o)
        Next
        Console.WriteLine()
    End Sub
End Class

开发者ID:VB.NET开发者，项目名称:System.Text，代码行数:34，代码来源:UTF8Encoding

输出：

61 62 63 EF BF BD EF BF BD 64

EncoderFallbackException exception
Message:
Unable to translate Unicode character \uD801 at index 3 to specified code page.

注：本文中的System.Text.UTF8Encoding.UTF8Encoding构造函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。