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VB.NET WindowsRuntimeStreamExtensions.AsStreamForWrite方法代码示例

本文整理汇总了VB.NET中System.IO.WindowsRuntimeStreamExtensions.AsStreamForWrite方法的典型用法代码示例。如果您正苦于以下问题:VB.NET WindowsRuntimeStreamExtensions.AsStreamForWrite方法的具体用法?VB.NET WindowsRuntimeStreamExtensions.AsStreamForWrite怎么用?VB.NET WindowsRuntimeStreamExtensions.AsStreamForWrite使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在System.IO.WindowsRuntimeStreamExtensions的用法示例。


在下文中一共展示了WindowsRuntimeStreamExtensions.AsStreamForWrite方法的1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: StreamWriter

' 导入命名空间
Imports System.IO
Imports Windows.Storage

NotInheritable Public Class BlankPage
    Inherits Page

    Private Async Sub CreateButton_Click(sender As Object, e As RoutedEventArgs)
        Dim newFile As StorageFile = Await ApplicationData.Current.LocalFolder.CreateFileAsync("testfile.txt")
        Dim streamNewFile = Await newFile.OpenAsync(FileAccessMode.ReadWrite)

        Using outputNewFile = streamNewFile.GetOutputStreamAt(0)
            Using writer As StreamWriter = New StreamWriter(outputNewFile.AsStreamForWrite())
                Await writer.WriteLineAsync("content for new file")
                Await writer.WriteLineAsync(UserText.Text)
            End Using
        End Using
    End Sub

    Private Async Sub VerifyButton_Click(sender As Object, e As RoutedEventArgs)
        Dim openedFile As StorageFile = Await ApplicationData.Current.LocalFolder.GetFileAsync("testfile.txt")
        Dim streamOpenedFile = Await openedFile.OpenAsync(FileAccessMode.Read)

        Using inputOpenedFile = streamOpenedFile.GetInputStreamAt(0)

            Using reader As StreamReader = New StreamReader(inputOpenedFile.AsStreamForRead())
                Results.Text = Await reader.ReadToEndAsync()
            End Using
        End Using
    End Sub
End Class
开发者ID:VB.NET开发者,项目名称:System.IO,代码行数:31,代码来源:WindowsRuntimeStreamExtensions.AsStreamForWrite


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