public void init()
{
user use = new user();
use.setID("admin");
use.setPASS("admin");
}
private void button1_Click(object sender, EventArgs e)
{
user use = new user();
use.setName(textBox1.Text);
use.setID(textBox2.Text);
use.setPASS(textBox3.Text);
use.setTEL(textBox4.Text);
System.IO.StreamWriter info = new System.IO.StreamWriter(@"info.txt", append: true);
info.WriteLine(textBox1.Text);
info.WriteLine(textBox2.Text);
info.WriteLine(textBox3.Text);
info.WriteLine(textBox4.Text);
info.Close();
info.Dispose();
MessageBox.Show("가입을 축하합니다 !");
Close();
}