实例介绍
【实例简介】
【实例截图】
【核心代码】
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace CalculatorPro
{
public partial class Form1 : Form
{
decimal num1;
decimal num2;
string operation;
public Form1()
{
InitializeComponent();
}
private void input(string a)
{
if (textBox1.Text == "0")
textBox1.Text = a;
else
textBox1.Text = a;
}
private void Form1_Load(object sender, EventArgs e)
{
}
private void button2_Click(object sender, EventArgs e)
{
input("1");
}
private void button3_Click(object sender, EventArgs e)
{
input("2");
}
private void button4_Click(object sender, EventArgs e)
{
input("3");
}
private void button5_Click(object sender, EventArgs e)
{
input("4");
}
private void button6_Click(object sender, EventArgs e)
{
input("5");
}
private void button7_Click(object sender, EventArgs e)
{
input("6");
}
private void button8_Click(object sender, EventArgs e)
{
input("7");
}
private void button9_Click(object sender, EventArgs e)
{
input("8");
}
private void button10_Click(object sender, EventArgs e)
{
input("9");
}
private void button1_Click(object sender, EventArgs e)
{
input("0");
}
private void button11_Click(object sender, EventArgs e)
{
textBox1.Text = ".";
}
private void button24_Click(object sender, EventArgs e)
{
num2 = decimal.Parse(textBox1.Text);
////////////////////////////////
switch (operation)
{
case " ":
textBox1.Text = (num1 num2).ToString();
break;
case "-":
textBox1.Text = (num1 - num2).ToString();
break;
case "*":
textBox1.Text = (num1 * num2).ToString();
break;
case "/":
textBox1.Text = (num1 / num2).ToString();
break;
case "^":
textBox1.Text = (int.Parse(num1.ToString()) ^ int.Parse(num2.ToString())).ToString();
break;
case "%":
textBox1.Text = (num1 % num2).ToString();
break;
}
}
private void button12_Click(object sender, EventArgs e)
{
num1 = decimal.Parse(textBox1.Text);
operation = " ";
textBox1.Text = "0";
}
private void button13_Click(object sender, EventArgs e)
{
num1 = decimal.Parse(textBox1.Text);
operation = "-";
textBox1.Text = "0";
}
private void button14_Click(object sender, EventArgs e)
{
num1 = decimal.Parse(textBox1.Text);
operation = "/";
textBox1.Text = "0";
}
private void button15_Click(object sender, EventArgs e)
{
num1 = decimal.Parse(textBox1.Text);
operation = "*";
textBox1.Text = "0";
}
private void button25_Click(object sender, EventArgs e)
{
textBox1.Text = "0";
}
private void button16_Click(object sender, EventArgs e)
{
textBox1.Text = (Math.Sin(double.Parse(textBox1.Text))).ToString();
}
private void button17_Click(object sender, EventArgs e)
{
textBox1.Text = (Math.Cos(double.Parse(textBox1.Text))).ToString();
}
private void button19_Click(object sender, EventArgs e)
{
long f = 1;
for (long i = 1; i <= long.Parse(textBox1.Text); i )
{
f = f * i;
}
textBox1.Text = f.ToString();
}
private void button20_Click(object sender, EventArgs e)
{
textBox1.Text = (Math.Log(double.Parse(textBox1.Text))).ToString();
}
private void button22_Click(object sender, EventArgs e)
{
textBox1.Text = (Math.Sqrt(double.Parse(textBox1.Text))).ToString();
}
private void button23_Click(object sender, EventArgs e)
{
num1 = decimal.Parse(textBox1.Text);
operation = "^";
textBox1.Text = "0";
}
private void button18_Click(object sender, EventArgs e)
{
textBox1.Text = (Math.Tan(double.Parse(textBox1.Text))).ToString();
}
private void button21_Click(object sender, EventArgs e)
{
num1 = decimal.Parse(textBox1.Text);
operation = "%";
textBox1.Text = "0";
}
}
}
好例子网口号：伸出你的我的手 — 分享！
小贴士
感谢您为本站写下的评论，您的评论对其它用户来说具有重要的参考价值，所以请认真填写。
- 类似“顶”、“沙发”之类没有营养的文字，对勤劳贡献的楼主来说是令人沮丧的反馈信息。
- 相信您也不想看到一排文字/表情墙，所以请不要反馈意义不大的重复字符，也请尽量不要纯表情的回复。
- 提问之前请再仔细看一遍楼主的说明，或许是您遗漏了。
- 请勿到处挖坑绊人、招贴广告。既占空间让人厌烦，又没人会搭理，于人于己都无利。
关于好例子网
本站旨在为广大IT学习爱好者提供一个非营利性互相学习交流分享平台。本站所有资源都可以被免费获取学习研究。本站资源来自网友分享，对搜索内容的合法性不具有预见性、识别性、控制性，仅供学习研究，请务必在下载后24小时内给予删除，不得用于其他任何用途，否则后果自负。基于互联网的特殊性，平台无法对用户传输的作品、信息、内容的权属或合法性、安全性、合规性、真实性、科学性、完整权、有效性等进行实质审查；无论平台是否已进行审查，用户均应自行承担因其传输的作品、信息、内容而可能或已经产生的侵权或权属纠纷等法律责任。本站所有资源不代表本站的观点或立场，基于网友分享，根据中国法律《信息网络传播权保护条例》第二十二与二十三条之规定，若资源存在侵权或相关问题请联系本站客服人员，点此联系我们。关于更多版权及免责申明参见 版权及免责申明
网友评论
我要评论