VB.NET WindowsRuntimeStorageExtensions.OpenStreamForWriteAsync方法代码示例

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本文整理汇总了VB.NET中System.IO.WindowsRuntimeStorageExtensions.OpenStreamForWriteAsync方法的典型用法代码示例。如果您正苦于以下问题：VB.NET WindowsRuntimeStorageExtensions.OpenStreamForWriteAsync方法的具体用法？VB.NET WindowsRuntimeStorageExtensions.OpenStreamForWriteAsync怎么用？VB.NET WindowsRuntimeStorageExtensions.OpenStreamForWriteAsync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类System.IO.WindowsRuntimeStorageExtensions的用法示例。

在下文中一共展示了WindowsRuntimeStorageExtensions.OpenStreamForWriteAsync方法的2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: 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("testfile4.txt")

        Using writer As StreamWriter = New StreamWriter(Await newFile.OpenStreamForWriteAsync())
            Await writer.WriteLineAsync("new entry")
            Await writer.WriteLineAsync(UserText.Text)
        End Using
    End Sub

    Private Async Sub VerifyButton_Click(sender As Object, e As RoutedEventArgs)
        Dim openedFile As StorageFile = Await ApplicationData.Current.LocalFolder.GetFileAsync("testfile4.txt")
        Using reader As StreamReader = New StreamReader(Await openedFile.OpenStreamForReadAsync())
            Results.Text = Await reader.ReadToEndAsync()
        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:23，代码来源:WindowsRuntimeStorageExtensions.OpenStreamForWriteAsync

示例2: 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)
        Using writer As StreamWriter =
               New StreamWriter(Await ApplicationData.Current.LocalFolder.OpenStreamForWriteAsync(
               "testfile.txt", CreationCollisionOption.OpenIfExists))
            Await writer.WriteLineAsync("new entry")
            Await writer.WriteLineAsync(UserText.Text)
        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")
        Using reader As StreamReader = New StreamReader(Await openedFile.OpenStreamForReadAsync())
            Results.Text = Await reader.ReadToEndAsync()
        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:23，代码来源:WindowsRuntimeStorageExtensions.OpenStreamForWriteAsync

注：本文中的System.IO.WindowsRuntimeStorageExtensions.OpenStreamForWriteAsync方法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。