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