Chris 🇹🇼 | Telegram 尼有事嗎 says to YSITDPublic Class Form1 Private Sub ListBox1_SelectedIndexChanged(sender As Object, e As EventArgs) End Sub Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click End Sub End Classat Fri, Sep 23, 2016 9:34 PM