private void button1_Click(object sender, EventArgs e) { string path = "C:\\Ip.txt"; string t = FileReadWrite.ReadFile(path); MessageBox.Show(t); }
private void button1_Click(object sender, EventArgs e) { string filename = "C:\\Ip.txt"; if (checkIP(textBox1.Text, "9999")) { string data = textBox1.Text; FileReadWrite.WriteFile(filename, data); this.Dispose(); } }