c#计算器代码.docx
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1、c#计算器代码以下控件表 控件类型 Name Text form calcForm 计算器 button button1 0 . button10 9 bDot .(小数点) 小数点按钮 bPlus +(加号) 加号按钮 bSub -(减号) 减号按钮 bMul *(乘号) 乘号按钮 bDiv /(除号) 除号按钮 bEqu =(等号) 等号按钮 bClr AC 清除按钮 textBox txtCalc (空值) 用来显示输入及输出结果 using System; using System.Collections.Generic; using System.ComponentModel; us
2、ing System.Data; using System.Drawing; using System.Text; using System.Windows.Forms; namespace calculator public partial class Form1 : Form public Form1 InitializeComponent; public string a; public string b; public string num; public string op; public string result; public int i = 0; private void b
3、utton1_Click(object sender, EventArgs e) if (num = 0) num = null; num = num + 7; else num = num + 7; result = num; show; public void show /在textBox1里显示数据 if (i = 0) tBshow.Text = num + .; else tBshow.Text = num; private void b1_Click(object sender, EventArgs e) if (num = 0) num = null; num = num + 1
4、; else num = num + 1; result = num; show; private void b2_Click(object sender, EventArgs e) if (num = 0) num = null; num = num + 2; else num = num + 2; result = num; show; private void b3_Click(object sender, EventArgs e) if (num = 0) num = null; num = num + 3; else num = num + 3; result = num; show
5、; private void b4_Click(object sender, EventArgs e) if (num = 0) num = null; num = num + 4; else num = num + 4; result = num; show; private void b5_Click(object sender, EventArgs e) if (num = 0) num = null; num = num + 5; else num = num + 5; result = num; show; private void b6_Click(object sender, E
6、ventArgs e) if (num = 0) num = null; num = num + 6; else num = num + 6; result = num; show; private void b8_Click(object sender, EventArgs e) if (num = 0) num = null; num = num + 8; else num = num + 8; result = num; show; private void b9_Click(object sender, EventArgs e) if (num = 0) num = null; num
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