code:
at the top:
using System.Data.SqlClient;
inside form:
public Form1()
{
InitializeComponent();
dataGridView1.Visible = false;
}
inside clicking event of home button:
foreach…
using Vonage;
using Vonage.Request;
var credentials = Credentials.FromApiKeyAndSecret(
txtAPIKey.Text,
txtAPISec.Text
);
var VonageClient = new VonageClient(credentials);
var response = VonageClient.SmsClient.SendAnSms(new…