[RainBow]

هذا الكود صغير و يعمل 100%

كود :

Imports System.Net

Public Class Form1
    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        Dim web As New WebClient
        TextBox1.Text = web.DownloadString("http://ReadTextFile.com/TextBox1.txt")
    End Sub
End Class