我读取txt文件的时候是这样读的，
Private Sub readtxt_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load Private Sub readtxt_Load(B
Private Sub readtxt_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load Private Sub readtxt_Load(B
