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vb怎么实现单个文件上传到文件夹

时间2024-03-15 16:53:04发布访客分类主机资讯浏览1373
导读:在VB中实现单个文件上传到文件夹可以使用以下代码: Imports System.IO Public Class Form1 Private Sub Button1_Click(sender As Object, e As Ev...

在VB中实现单个文件上传到文件夹可以使用以下代码:

Imports System.IO

Public Class Form1

    Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click
        Dim openFileDialog1 As New OpenFileDialog()

        openFileDialog1.Filter = "All files (*.*)|*.*"
        openFileDialog1.Multiselect = False

        If openFileDialog1.ShowDialog() = DialogResult.OK Then
            Dim selectedFile As String = openFileDialog1.FileName
            Dim folderPath As String = "C:\YourFolderPath\" ' 指定文件夹路径

            Dim fileName As String = Path.GetFileName(selectedFile)
            Dim destinationFile As String = Path.Combine(folderPath, fileName)

            File.Copy(selectedFile, destinationFile)

            MessageBox.Show("File uploaded successfully.")
        End If
    End Sub

End Class

在上面的代码中,首先创建一个OpenFileDialog对象来选择要上传的文件,然后获取所选文件的路径并指定文件夹路径。接着使用File.Copy方法将选择的文件复制到指定的文件夹中,并显示上传成功的消息框。

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