ANHAdmin.frmConServers.frmConServers_FormClosing C# (CSharp) 메소드

        private void frmConServers_FormClosing(object sender, FormClosingEventArgs e)
        {
            if (connectionserver != null)
            {
                connectionserver.Cancel();
            }
            if (chatserver != null)
            {
                chatserver.Cancel();
            }
            if (pingserver != null)
            {
                pingserver.Cancel();
            }
            if (loginserver != null)
            {
                loginserver.Cancel();
            }
        }