1.简单封装

1》计算类

  1. using System;
  2. using System.Collections.Generic;
  3. using System.Linq;
  4. using System.Text;
  5.  
  6. namespace 计算
  7. {
  8.     class operater1
  9.     {
  10.         private int x;
  11.         private int y;
  12.         private string opers;
  13.         private int answer;
  14.         public int X
  15.         {
  16.             set
  17.             {
  18.                 x = value;
  19.             }
  20.         }
  21.         public int Y
  22.         {
  23.             set
  24.             {
  25.                 y = value;
  26.             }
  27.         }
  28.         public string Opers
  29.         {
  30.             set
  31.             {
  32.                 opers = value;
  33.             }
  34.         }
  35.         public int Answer
  36.         {
  37.             get
  38.             {
  39.                 return answer;
  40.             }
  41.         }
  42.         public void operation()
  43.         {
  44.             switch (opers)
  45.             {
  46.                 case "+":
  47.                     answer = x + y;
  48.                     break;
  49.                 case "-":
  50.                     if (x > y)
  51.                     {
  52.                         answer = x - y;
  53.                     }
  54.                     else
  55.                     {
  56.                         throw new Exception("被减数不能小于减数！");
  57.  
  58.                     }
  59.                     break;
  60.                 case "*":
  61.                     answer = x * y;
  62.                     break;
  63.                 case "/":
  64.                     if (y == 0)
  65.                     {
  66.                         throw new Exception("除数不能为零！");
  67.                     }
  68.                     else
  69.                     {
  70.                         answer = x / y;
  71.                     }
  72.                     break;
  73.  
  74.             }
  75.  
  76.         }
  77.     }
  78.  
  79. }

2》写入类

  1. using System;
  2. using System.Collections.Generic;
  3. using System.Linq;
  4. using System.Text;
  5. using System.IO;
  6.  
  7. namespace 计算
  8. {
  9.     class writes
  10.     {
  11.         public void inscribe(string a, string b)
  12.         {
  13.  
  14.             StreamWriter aaa = new StreamWriter(a, true);
  15.             aaa.WriteLine(b);
  16.             aaa.Close();
  17.  
  18.         }
  19.         public void cleanup(string c, string d,string e)
  20.         {
  21.             StreamWriter ddd = new StreamWriter(c);
  22.             ddd.WriteLine(" ");
  23.             ddd.Close();
  24.             StreamWriter aaa = new StreamWriter(d);
  25.             aaa.WriteLine("");
  26.             aaa.Close();
  27.             StreamWriter fff = new StreamWriter(e);
  28.             fff.WriteLine("");
  29.             fff.Close();
  30.         }
  31.     }
  32. }

form1代码

  1. using System;
  2. using System.Collections.Generic;
  3. using System.ComponentModel;
  4. using System.Data;
  5. using System.Drawing;
  6. using System.Linq;
  7. using System.Text;
  8. using System.Windows.Forms;
  9. using System.IO;
  10.  
  11. namespace 计算
  12. {
  13.     public partial class Form1 : Form
  14.     {
  15.         public Form1()
  16.         {
  17.             InitializeComponent();
  18.         }
  19.  
  20.         private void button1_Click(object sender, EventArgs e)//写入
  21.         {
  22.             writes writ = new writes();
  23.             string fnm = @"one";
  24.             string text1=this.textBox1.Text;
  25.             writ.inscribe(fnm, text1);
  26.             string fnmm = @"tow";
  27.             string text2 = this.textBox2.Text;
  28.             writ.inscribe(fnmm, text2);
  29.             string fnm1 = @"fuhao";
  30.             string text3 = this.comboBox1.Text;
  31.             writ.inscribe(fnm1, text3);
  32.                 textBox1.Clear();
  33.                 textBox2.Clear();
  34.  
  35.         }
  36.  
  37.         private void button2_Click(object sender, EventArgs e)
  38.         {
  39.             Form2 fam = new Form2();
  40.             fam.ShowDialog();
  41.  
  42.         }
  43.  
  44.         private void button3_Click(object sender, EventArgs e)//清空题库
  45.         {
  46.             string a = @"tow";
  47.             string b = @"one";
  48.             string c = @"fuhao";
  49.             writes clean = new writes();
  50.             clean.cleanup(a, b, c);
  51.         }
  52.  
  53.         }
  54.     }

form2代码

  1. using System;
  2. using System.Collections.Generic;
  3. using System.ComponentModel;
  4. using System.Data;
  5. using System.Drawing;
  6. using System.Linq;
  7. using System.Text;
  8. using System.Windows.Forms;
  9. using System.IO;
  10.  
  11. namespace 出题
  12. {
  13.     public partial class Form2 : Form
  14.     {
  15.         public Form2()
  16.         {
  17.             InitializeComponent();
  18.         }
  19.  
  20.        private int i = 1;
  21.        public static int count;
  22.        public static int right;
  23.         private void timer1_Tick(object sender, EventArgs e)
  24.         {
  25.             try
  26.             {
  27.                 int t = int.Parse(textBox5.Text);
  28.                 if (t <= 0)
  29.                 {
  30.                     timer1.Enabled = false;
  31.                     textBox5.Enabled = false;
  32.                     MessageBox.Show("时间到了！");
  33.                     Form3 fr3 = new Form3();
  34.                     fr3.ShowDialog();
  35.                 }
  36.                 t = t - 1;
  37.                 textBox5.Text = t.ToString();
  38.  
  39.             }
  40.             catch
  41.             {
  42.             }
  43.  
  44.         }
  45.         private void button1_Click(object sender, EventArgs e)//开始
  46.         {
  47.             butt();
  48.             try
  49.             {
  50.                 string t = textBox5.Text;
  51.                 textBox5.Text = t;
  52.                 timer1.Enabled = true;
  53.                 timer1.Interval = 1000;
  54.                 timer1.Start();
  55.             }
  56.             catch
  57.             {
  58.             }
  59.  
  60.         }
  61.         private void textBox4_KeyDown(object sender, KeyEventArgs e)//后台代码的应用
  62.         {
  63.             if (e.KeyCode == Keys.Enter)
  64.             {
  65.  
  66.                 operater1 operater = new operater1();
  67.                 operater.X = int.Parse(textBox1.Text);
  68.                 operater.Y = int.Parse(textBox3.Text);
  69.                 operater.Opers = textBox2.Text;
  70.                 operater.operation();
  71.                 if (textBox4.Text == operater.Answer.ToString())
  72.                 {
  73.                     MessageBox.Show("回答正确！");
  74.                     right++;
  75.                 }
  76.                 else
  77.                 {
  78.                     MessageBox.Show("回答错误！");
  79.                 }
  80.                 count++;
  81.                 textBox4.Clear();
  82.                 butt();      
  83.  
  84.             }
  85.  
  86.         }//用户的输入
  87.         private void button2_Click(object sender, EventArgs e)//停止
  88.         {
  89.             textBox4.Enabled=false;
  90.  
  91.         }
  92.         private void butt()
  93.         {
  94.             string[] line = File.ReadAllLines("one");
  95.             if (i < line.Length)
  96.             {
  97.                 textBox1.Text = line[i];
  98.                 string[] lines = File.ReadAllLines("tow");
  99.                 textBox3.Text = lines[i];
  100.                 string[] lin = File.ReadAllLines("fuhao");
  101.                 textBox2.Text = lin[i];
  102.  
  103.             }
  104.             i++;
  105.             if (i == line.Length + 1)
  106.             {
  107.                 Form3 foo = new Form3();
  108.                 foo.ShowDialog();
  109.             }
  110.  
  111.         }//读题
  112.         private void button3_Click(object sender, EventArgs e)
  113.         {
  114.             this.Close();
  115.         }//关闭窗体
  116.  
  117.     }
  118. }

2.策略模式

  1. using System;
  2. using System.Collections.Generic;
  3. using System.Linq;
  4. using System.Text;
  5.  
  6. namespace 计算
  7. {
  8.     interface operater1
  9.     {
  10.  
  11.         int calculate(int a, int b);
  12.  
  13.     }
  14.     class Add : operater1
  15.     {
  16.  
  17.         public int calculate(int a, int b)
  18.         {
  19.  
  20.             return a + b;
  21.  
  22.         }
  23.  
  24.     }
  25.     class Sub : operater1
  26.     {
  27.         public int calculate(int a, int b)
  28.         {
  29.             return a - b;
  30.         }
  31.     }
  32.     class Mul : operater1
  33.     {
  34.         public int calculate(int a, int b)
  35.         {
  36.             return a * b;
  37.         }
  38.     }
  39.     class Div : operater1
  40.     {
  41.         public int calculate(int a, int b)
  42.         {
  43.             if (b == 0)
  44.             {
  45.                 throw new Exception("除数不能为零！");
  46.             }
  47.             else
  48.             {
  49.                 return a / b;
  50.             }
  51.         }
  52.     }
  53. }

实现策略

  1. using System;
  2. using System.Collections.Generic;
  3. using System.Linq;
  4. using System.Text;
  5.  
  6. namespace 计算
  7. {
  8.     public class Clacuter
  9.     {
  10.         private operater1 oper1;
  11.         public Clacuter(string aSS)
  12.         {
  13.             switch (aSS)
  14.             {
  15.                 case "+":
  16.                     oper1 = new Add();
  17.                     break;
  18.                 case "-":
  19.                     oper1 = new Sub();
  20.                     break;
  21.                 case "*":
  22.                     oper1 = new Mul();
  23.                     break;
  24.                 case "/":
  25.                     oper1 = new Div();
  26.                     break;
  27.             }
  28.  
  29.         }
  30.         public int Calculation(int a,int b)
  31.         {
  32.             return oper1.calculate(a, b);
  33.         }
  34.     }
  35. }

2,》写入类

  1. using System;
  2. using System.Collections.Generic;
  3. using System.Linq;
  4. using System.Text;
  5. using System.IO;
  6.  
  7. namespace 出题
  8. {
  9.     class writes
  10.     {
  11.         public void inscribe(string a, string b)
  12.         {
  13.  
  14.             StreamWriter aaa = new StreamWriter(a, true);
  15.             aaa.WriteLine(b);
  16.             aaa.Close();
  17.  
  18.         }
  19.         public void cleanup(string c, string d,string e)
  20.         {
  21.             StreamWriter ddd = new StreamWriter(c);
  22.             ddd.WriteLine(" ");
  23.             ddd.Close();
  24.             StreamWriter aaa = new StreamWriter(d);
  25.             aaa.WriteLine("");
  26.             aaa.Close();
  27.             StreamWriter fff = new StreamWriter(e);
  28.             fff.WriteLine("");
  29.             fff.Close();
  30.         }
  31.     }
  32. }

3》form2代码

  1. using System;
  2. using System.Collections.Generic;
  3. using System.ComponentModel;
  4. using System.Data;
  5. using System.Drawing;
  6. using System.Linq;
  7. using System.Text;
  8. using System.Windows.Forms;
  9. using System.IO;
  10.  
  11. namespace 计算
  12. {
  13.     public partial class Form2 : Form
  14.     {
  15.         public Form2()
  16.         {
  17.             InitializeComponent();
  18.         }
  19.  
  20.        private int i = 1;
  21.        public static int count;
  22.        public static int right;
  23.         private void timer1_Tick(object sender, EventArgs e)
  24.         {
  25.             try
  26.             {
  27.                 int t = int.Parse(textBox5.Text);
  28.                 if (t <= 0)
  29.                 {
  30.                     timer1.Enabled = false;
  31.                     textBox5.Enabled = false;
  32.                     MessageBox.Show("时间到了！");
  33.                     Form3 fr3 = new Form3();
  34.                     fr3.ShowDialog();
  35.                 }
  36.                 t = t - 1;
  37.                 textBox5.Text = t.ToString();
  38.  
  39.             }
  40.             catch
  41.             {
  42.             }
  43.  
  44.         }
  45.         private void button1_Click(object sender, EventArgs e)//开始
  46.         {
  47.             butt();
  48.             try
  49.             {
  50.                 string t = textBox5.Text;
  51.                 textBox5.Text = t;
  52.                 timer1.Enabled = true;
  53.                 timer1.Interval = 1000;
  54.                 timer1.Start();
  55.             }
  56.             catch
  57.             {
  58.             }
  59.  
  60.         }
  61.         private void textBox4_KeyDown(object sender, KeyEventArgs e)//策略模式代码的实现
  62.         {
  63.             if (e.KeyCode == Keys.Enter)
  64.             {
  65.                 Clacuter clacuter=new Clacuter(textBox2.Text);
  66.                 int B = clacuter.Calculation(int.Parse(textBox1.Text), int.Parse(textBox3.Text));
  67.  
  68.                 if (textBox4.Text ==B.ToString())
  69.                 {
  70.                     MessageBox.Show("回答正确！");
  71.                     right++;
  72.                 }
  73.                 else
  74.                 {
  75.                     MessageBox.Show("回答错误！");
  76.                 }
  77.                 count++;
  78.                 textBox4.Clear();
  79.                 butt();      
  80.  
  81.             }
  82.  
  83.         }//用户的输入
  84.         private void button2_Click(object sender, EventArgs e)//停止
  85.         {
  86.             textBox4.Enabled=false;
  87.  
  88.         }
  89.         private void butt()
  90.         {
  91.             string[] line = File.ReadAllLines("one");
  92.             if (i < line.Length)
  93.             {
  94.                 textBox1.Text = line[i];
  95.                 string[] lines = File.ReadAllLines("tow");
  96.                 textBox3.Text = lines[i];
  97.                 string[] lin = File.ReadAllLines("fuhao");
  98.                 textBox2.Text = lin[i];
  99.  
  100.             }
  101.             i++;
  102.             if (i == line.Length + 1)
  103.             {
  104.                 Form3 foo = new Form3();
  105.                 foo.ShowDialog();
  106.             }
  107.  
  108.         }//读题
  109.         private void button3_Click(object sender, EventArgs e)
  110.         {
  111.             this.Close();
  112.         }//关闭窗体
  113.  
  114.     }
  115. }

3.Asp换脸

1》后台代码

  1. using System;
  2. using System.Collections.Generic;
  3. using System.Linq;
  4. using System.Web;
  5.  
  6. /// <summary>
  7. ///operater1 的摘要说明
  8. /// </summary>
  9. interface operater1
  10. {
  11.  
  12.     int calculate(int a, int b);
  13.  
  14. }
  15. class Add : operater1
  16. {
  17.  
  18.     public int calculate(int a, int b)
  19.     {
  20.  
  21.         return a + b;
  22.  
  23.     }
  24.  
  25. }
  26. class Sub : operater1
  27. {
  28.     public int calculate(int a, int b)
  29.     {
  30.         return a - b;
  31.     }
  32. }
  33. class Mul : operater1
  34. {
  35.     public int calculate(int a, int b)
  36.     {
  37.         return a * b;
  38.     }
  39. }
  40. class Div : operater1
  41. {
  42.     public int calculate(int a, int b)
  43.     {
  44.         if (b == 0)
  45.         {
  46.             throw new Exception("除数不能为零！");
  47.         }
  48.         else
  49.         {
  50.             return a / b;
  51.         }
  52.     }
  53. }
  54.  public class Clacuter
  55.     {
  56.         private operater1 oper1;
  57.         public Clacuter(string aSS)
  58.         {
  59.             switch (aSS)
  60.             {
  61.                 case "+":
  62.                     oper1 = new Add();
  63.                     break;
  64.                 case "-":
  65.                     oper1 = new Sub();
  66.                     break;
  67.                 case "*":
  68.                     oper1 = new Mul();
  69.                     break;
  70.                 case "/":
  71.                     oper1 = new Div();
  72.                     break;
  73.             }
  74.  
  75.         }
  76.         public int Calculation(int a,int b)
  77.         {
  78.             return oper1.calculate(a, b);
  79.         }
  80.     }

web代码

  1. using System;
  2. using System.Collections.Generic;
  3. using System.Linq;
  4. using System.Web;
  5. using System.Web.UI;
  6. using System.Web.UI.WebControls;
  7.  
  8. public partial class Default2 : System.Web.UI.Page
  9. {
  10.     protected void Page_Load(object sender, EventArgs e)
  11.     {
  12.         if (!IsPostBack)
  13.         {
  14.             chuti();
  15.         }
  16.     }
  17.     protected void Button1_Click(object sender, EventArgs e)
  18.     {
  19.         int a = int.Parse(TextBox1.Text);
  20.         int b = int.Parse(TextBox2.Text);
  21.         Clacuter claacuter = new Clacuter(TextBox3.Text);
  22.         string answer = claacuter.Calculation(a, b).ToString();
  23.         if (TextBox4.Text == answer)
  24.         {
  25.             Response.Write("回答正确！");
  26.         }
  27.         else
  28.         {
  29.             Response.Write("回答错误！");
  30.             Response.Write(answer);
  31.         }
  32.  
  33.     }
  34.     protected void Button2_Click(object sender, EventArgs e)
  35.     {
  36.         chuti();
  37.     }
  38.     private void chuti()
  39.     {
  40.         Random random = new Random();
  41.         TextBox1.Text = random.Next(1, 100).ToString();
  42.         TextBox2.Text = random.Next(1, 100).ToString();
  43.         string[] arry = new string[] { "+", "-", "*", "/" };
  44.         TextBox3.Text = arry[random.Next(0, 4)];
  45.  
  46.     }
  47. }

运行图片

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