图书管理系统附数据库
private void button3_Click(object sender, EventArgs e) { string number = textBox2.Text; string bookname = textBox3.Text; string press = textBox4.Text; string name = textBox6.Text; string price = textBox5.Text; DateTime d
private void button3_Click(object sender, EventArgs e) { string number = textBox2.Text; string bookname = textBox3.Text; string press = textBox4.Text; string name = textBox6.Text; string price = textBox5.Text; DateTime d