c#简易计算器源代码!
case "4": button4_Click(sender, e); break; case "5": button5_Click(sender, e); break; case "6": button6_Click(sender, e); break; case "7": button7_Click(sender, e); break; case "8": button8_Click(sender, e); break; case "9": button9_Click(sender, e); break; case "0": button17_Click(sender, e); break; case "+": button12_Click(sender, e); break; case "-": button13_Click(sender, e); break; case "*": button14_Click(sender, e); break; case "/": button15_Click(sender, e); break; case "\b": button18_Click(sender, e); break; case "=": button16_Click(sender, e); break; case ".": button11_Click(sender, e); break;
}
}
private void textBox1_Enter(object sender, EventArgs e) {
label1.Focus();
}
}
}
