本文整理汇总了VB.NET中System.IO.StreamReader.StreamReader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 StreamReader构造函数的具体用法？VB.NET StreamReader怎么用？VB.NET StreamReader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.IO.StreamReader的用法示例。
在下文中一共展示了StreamReader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，您的评价将有助于系统推荐出更棒的VB.NET代码示例。
示例1: Test
' 导入命名空间
Imports System.IO
Public Class Test
Public Shared Sub Main()
Dim path As String = "c:\temp\MyTest.txt"
Try
If File.Exists(path) Then
File.Delete(path)
End If
Dim sw As StreamWriter = New StreamWriter(path)
sw.WriteLine("This")
sw.WriteLine("is some text")
sw.WriteLine("to test")
sw.WriteLine("Reading")
sw.Close()
Dim fs As FileStream = New FileStream(path, FileMode.Open)
Dim sr As StreamReader = New StreamReader(fs)
Do While sr.Peek() >= 0
Console.WriteLine(sr.ReadLine())
Loop
sr.Close()
fs.Close()
Catch e As Exception
Console.WriteLine("The process failed: {0}", e.ToString())
End Try
End Sub
End Class示例2: Test
' 导入命名空间
Imports System.IO
Public Class Test
Public Shared Sub Main()
Dim path As String = "c:\temp\MyTest.txt"
Try
If File.Exists(path) Then
File.Delete(path)
End If
Dim sw As StreamWriter = New StreamWriter(path)
sw.WriteLine("This")
sw.WriteLine("is some text")
sw.WriteLine("to test")
sw.WriteLine("Reading")
sw.Close()
Dim sr As StreamReader = New StreamReader(path)
Do While sr.Peek() >= 0
Console.WriteLine(sr.ReadLine())
Loop
sr.Close()
Catch e As Exception
Console.WriteLine("The process failed: {0}", e.ToString())
End Try
End Sub
End Class示例3: getNewStreamReader
Private Sub getNewStreamReader()
Dim S As Stream = File.OpenRead("C:\Temp\Test.txt")
'Get a new StreamReader in ASCII format from a
'file using a buffer and byte order mark detection
Dim SrAsciiFromFileFalse512 As StreamReader = New StreamReader("C:\Temp\Test.txt", _
System.Text.Encoding.ASCII, False, 512)
'Get a new StreamReader in ASCII format from a
'file with byte order mark detection = false
Dim SrAsciiFromFileFalse As StreamReader = New StreamReader("C:\Temp\Test.txt", _
System.Text.Encoding.ASCII, False)
'Get a new StreamReader in ASCII format from a file
Dim SrAsciiFromFile As StreamReader = New StreamReader("C:\Temp\Test.txt", _
System.Text.Encoding.ASCII)
'Get a new StreamReader from a
'file with byte order mark detection = false
Dim SrFromFileFalse As StreamReader = New StreamReader("C:\Temp\Test.txt", False)
'Get a new StreamReader from a file
Dim SrFromFile As StreamReader = New StreamReader("C:\Temp\Test.txt")
'Get a new StreamReader in ASCII format from a
'FileStream with byte order mark detection = false and a buffer
Dim SrAsciiFromStreamFalse512 As StreamReader = New StreamReader(S, _
System.Text.Encoding.ASCII, False, 512)
'Get a new StreamReader in ASCII format from a
'FileStream with byte order mark detection = false
Dim SrAsciiFromStreamFalse = New StreamReader(S, _
System.Text.Encoding.ASCII, False)
'Get a new StreamReader in ASCII format from a FileStream
Dim SrAsciiFromStream As StreamReader = New StreamReader(S, _
System.Text.Encoding.ASCII)
'Get a new StreamReader from a
'FileStream with byte order mark detection = false
Dim SrFromStreamFalse As StreamReader = New StreamReader(S, False)
'Get a new StreamReader from a FileStream
Dim SrFromStream As StreamReader = New StreamReader(S)
End Sub