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| using System;
using System.Reflection;
using System.Runtime.InteropServices;
namespace JSQ3._0
{
class Program
{
static void Main(string[] args)
{
double[] maths = new double[3] { 0, 0, 0 };
A: string userName = Environment.UserName;
Console.Title = "欢迎您，" + userName;
Console.Clear();
Console.WriteLine("欢迎打开TAOG's计算器3.0\n本软件依旧使用C#开发\n按M键进入更新日志\n按非M键开始使用~");
var M = Console.ReadLine();
if (M == "M" ||M == "m")
{
Readme();
goto A;
}
C: Console.Clear();
Console.Title = "计算中...";
while (true)
{
Console.Write("请输入第一个数字：");
try
{
maths[0] = double.Parse(Console.ReadLine());
}
catch (Exception)
{
Console.WriteLine("请输入正确的内容！！！");
continue;
}
break;
}
while (true)
{
Console.Write("请输入第二个数字：");
try
{
maths[1] = double.Parse(Console.ReadLine());
}
catch (Exception)
{
Console.WriteLine("请输入正确的内容！！！");
continue;
}
break;
}
while(true)
{
B: Console.Write("请输入运算符(加减乘除或+-*/)：");
string fu = Console.ReadLine();
switch (fu)
{
case "加":
add(maths[0], maths[1], ref maths[2]);
break;
case "+":
add(maths[0], maths[1], ref maths[2]);
break;
case "减":
sub(maths[0], maths[1], ref maths[2]);
break;
case "-":
sub(maths[0], maths[1], ref maths[2]);
break;
case "乘":
mul(maths[0], maths[1], ref maths[2]);
break;
case "*":
mul(maths[0], maths[1], ref maths[2]);
break;
case "除":
div(maths[0], maths[1], ref maths[2]);
break;
case "/":
div(maths[0], maths[1], ref maths[2]);
break;
default:
Console.WriteLine("请输入正确的运算符！！！");
goto B;
}
break;
}
Console.Clear();
Console.WriteLine("运算结果为：" + maths[2] + "\n按下任意键重新开始");
Console.ReadKey();
goto C;
}
static void Readme()
{
Console.Clear();
Console.Title = "更新日志";
Console.WriteLine("1.优化了源码结构\n2.现在可以进行小数运算了\n按下任意键返回上一个页面");
Console.ReadKey();
return;
}
static void add(double a , double b , ref double c)
{
c = a + b;
}
static void sub(double a, double b, ref double c)
{
c = a - b;
}
static void mul(double a, double b, ref double c)
{
c = a * b;
}
static void div(double a, double b, ref double c)
{
c = a / b;
}
}
}
|
