在好例子网,分享、交流、成长!
您当前所在位置:首页C# 开发实例C#语言基础 → C# 入门级计算器源码(实现了加减乘除等)

C# 入门级计算器源码(实现了加减乘除等)

C#语言基础

下载此实例
  • 开发语言:C#
  • 实例大小:0.11M
  • 下载次数:18
  • 浏览次数:2922
  • 发布时间:2016-02-02
  • 实例类别:C#语言基础
  • 发 布 人:001Software
  • 文件格式:.rar
  • 所需积分:2
 相关标签: C# 计算 窗口程序

同类人气实例

实例介绍

【实例简介】

之前做的一个小计算器,算法有点复杂QAQ

已知Bug:连续点击两次运算符号会导致结果出错。

【实例截图】

【核心代码】


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
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 _001Software_计算器
{
    public partial class Form1 : Form
    {
        bool Cal_Started, Res = false, Cltxt = true;
        int type, ltype;
        double first, second, result;
        public Form1()
        {
            InitializeComponent();
        }
 
        private void button_cls_Click(object sender, EventArgs e)
        {
            Cls();
        }
 
        public void Cls()
        {
            Cal_Started = false;
            Output.Text = "";
        }
 
        public void Cal()
        {
            Cltxt = true;
            if (Cal_Started == false)
            {
                Cal_Started = true;
                ltype = type;
                //try ... catch
                first = double.Parse(Output.Text);
            }
            else if (Cal_Started == true)
            {
                //try ... catch
                second = double.Parse(Output.Text);
                if (Res == true)
                {
                    switch (type)
                    {
                        case 1:
                            result = first   second;
                            break;
                        case 2:
                            result = first - second;
                            break;
                        case 3:
                            result = first * second;
                            break;
                        case 4:
                            result = first / second;
                            break;
                    }
                }
                else
                {
                    switch (ltype)
                    {
                        case 1:
                            result = first   second;
                            break;
                        case 2:
                            result = first - second;
                            break;
                        case 3:
                            result = first * second;
                            break;
                        case 4:
                            result = first / second;
                            break;
                    }
 
                }
                first = result;
                Output.Text = result.ToString();
            }
             
        }
 
        public void Input(string text)
        {
            if (Cltxt == false)
            {
                Output.Text  = text;
            }
            else
            {
                Output.Text = text;
                Cltxt = false;
            }
        }
 
        private void Form1_Load(object sender, EventArgs e)
        {
            Cal_Started = false;
        }
 
        private void button_0_Click(object sender, EventArgs e)
        {
            Input(button_0.Text);
        }
 
        private void button_1_Click(object sender, EventArgs e)
        {
            Input(button_1.Text);
        }
 
        private void button_2_Click(object sender, EventArgs e)
        {
            Input(button_2.Text);
        }
 
        private void button_3_Click(object sender, EventArgs e)
        {
            Input(button_3.Text);
        }
 
        private void button_4_Click(object sender, EventArgs e)
        {
            Input(button_4.Text);
        }
 
        private void button_5_Click(object sender, EventArgs e)
        {
            Input(button_5.Text);
        }
 
        private void button_6_Click(object sender, EventArgs e)
        {
            Input(button_6.Text);
        }
 
        private void button_7_Click(object sender, EventArgs e)
        {
            Input(button_7.Text);
        }
 
        private void button_8_Click(object sender, EventArgs e)
        {
            Input(button_8.Text);
        }
 
        private void button_9_Click(object sender, EventArgs e)
        {
            Input(button_9.Text);
        }
 
        private void button_add_Click(object sender, EventArgs e)
        {
            type = 1;
            Cal();
        }
 
        private void button_sub_Click(object sender, EventArgs e)
        {
            type = 2;
            Cal();
        }
 
        private void button_mul_Click(object sender, EventArgs e)
        {
            type = 3;
            Cal();
        }
 
        private void button_div_Click(object sender, EventArgs e)
        {
            type = 4;
            Cal();
        }
 
        private void button_dot_Click(object sender, EventArgs e)
        {
            if (Cltxt == true)
            {
                Output.Text = "0.";
                Cltxt = false;
            }
            else
            {
                Output.Text  = ".";
            }
        }
 
        private void button_res_Click(object sender, EventArgs e)
        {
            Res = true;
            Cal();
            Cal_Started = false;
        }
    }
}


标签: C# 计算 窗口程序

实例下载地址

C# 入门级计算器源码(实现了加减乘除等)

不能下载?内容有错? 点击这里报错 + 投诉 + 提问

好例子网口号:伸出你的我的手 — 分享

网友评论

第 1 楼 q14275 发表于: 2017-12-05 14:03 13
下载了运行不了

支持(0) 盖楼(回复)

发表评论

(您的评论需要经过审核才能显示)

查看所有1条评论>>

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

;
报警