private void SendMessage(int f) { if (remoteObj != null && txtChatHere.Text.Trim().Length > 0) { // remoteObj.SendMsgToSvr(yourName + " says: " + txtChatHere.Text); // txtChatHere.Text = ""; switch (f) { case 1: label2.Text = (remoteObj.minus(float.Parse(txtChatHere.Text), float.Parse(textBox1.Text))).ToString(); break; case 2: label2.Text = (remoteObj.mul(float.Parse(txtChatHere.Text), float.Parse(textBox1.Text))).ToString(); break; case 3: label2.Text = (remoteObj.plus(float.Parse(txtChatHere.Text), float.Parse(textBox1.Text))).ToString(); break; case 4: label2.Text = (remoteObj.div(float.Parse(txtChatHere.Text), float.Parse(textBox1.Text))).ToString(); break; } } }