Visual studio 我必须如何编写这段代码而不出错
我想编写代码,将某些内容写入文件,但它说它不能。我怎样才能解决这个问题?请帮忙Visual studio 我必须如何编写这段代码而不出错,visual-studio,Visual Studio,我想编写代码,将某些内容写入文件,但它说它不能。我怎样才能解决这个问题?请帮忙 Imports System.IO Public Class Form1 Private Sub Form1_Load(sender As Object, e As EventArgs) Handles MyBase.Load yes.Visible = False no.Visible = False Label1.Visible = False ProgressBar1.Vis
Imports System.IO
Public Class Form1
Private Sub Form1_Load(sender As Object, e As EventArgs) Handles MyBase.Load
yes.Visible = False
no.Visible = False
Label1.Visible = False
ProgressBar1.Visible = False
Label2.Visible = False
Label3.Visible = False
TextBox1.Visible = False
TextBox2.Visible = False
apply.Visible = False
back.Visible = False
End Sub
Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click
Button1.Visible = False
yes.Visible = True
no.Visible = True
Label1.Visible = True
setings.Visible = False
End Sub
Private Sub Label1_Click(sender As Object, e As EventArgs) Handles Label1.Click
End Sub
Private Sub Button2_Click(sender As Object, e As EventArgs) Handles yes.Click
Label1.Text = "dowloading"
no.Visible = False
yes.Visible = False
End Sub
Private Sub Button3_Click(sender As Object, e As EventArgs) Handles no.Click
yes.Visible = False
no.Visible = False
Label1.Visible = False
Button1.Visible = True
setings.Visible = True
End Sub
Private Sub setings_Click(sender As Object, e As EventArgs) Handles setings.Click
Label2.Visible = True
Label3.Visible = True
TextBox1.Visible = True
TextBox2.Visible = True
apply.Visible = True
back.Visible = True
Button1.Visible = False
setings.Visible = False
End Sub
Private Sub back_Click(sender As Object, e As EventArgs) Handles back.Click
Label2.Visible = False
Label3.Visible = False
TextBox1.Visible = False
TextBox2.Visible = False
apply.Visible = False
back.Visible = False
Button1.Visible = True
setings.Visible = True
End Sub
Private Sub TextBox1_TextChanged(sender As Object, e As EventArgs) Handles TextBox1.TextChanged
End Sub
Private Sub apply_Click(sender As Object, e As EventArgs) Handles apply.Click
Dim forgepath = TextBox1.Text
Dim savefolder = Path.Combine(TextBox2.Text, "crazydolphininstaller")
Directory.CreateDirectory(savefolder)
Dim configfolder = Path.Combine(savefolder, "config")
Directory.CreateDirectory(configfolder)
Dim configfile = Path.Combine(configfolder, "config.txt")
File.Create(configfile)
Using writer = New StreamWriter(configfile)
writer.WriteLine(forgepath)
writer.WriteLine(savefolder)
End Using
End Sub
Private Sub TextBox2_TextChanged(sender As Object, e As EventArgs) Handles TextBox2.TextChanged
End Sub
Private Sub Label3_Click(sender As Object, e As EventArgs) Handles Label3.Click
End Sub
End Class
Create创建文件并返回为您打开的文件流。因此,以下StreamWriter发现文件已打开,无法写入。只需删除文件。创建行并使用StreamWriter构造函数,该构造函数允许覆盖文件(如果存在) Private Sub apply_Clicksender As Object,e As EventArgs Handles apply。单击 Dim forgepath=TextBox1.Text Dim savefolder=Path.CombineTextBox2.Text,crazydolphininstaller Dim configfolder=Path.Combinesavefolder,config “我只打了一次电话。将创建所有缺少的文件夹 Directory.CreateDirectoryconfigfolder Dim configfile=Path.Combineconfigfolder,config.txt “不需要 'File.Createconfigfile '将False作为第二个参数传递,以覆盖文件(如果存在) 使用writer=newstreamwriterconfigfile,False writer.writelineforgerpath writer.WriteLinesavefolder 终端使用 端接头
错误是怎么说的?但它说它不能——肯定有比这更具体的问题迹象。“不可能”,这并不是一条标准的错误消息。@David甚至不清楚谁是其中的负责人。IDE?编译器?运行时?