物件導向: 2015

2015年11月19日星期四

c#資料庫查詢

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 WindowsFormsApplication5

{

public partial class Form1 : Form

{

public Form1()

{

InitializeComponent();

}

private void Form1_Load(object sender, EventArgs e)

{

// TODO: 這行程式碼會將資料載入 'dB4DataSet.工作表1_舊' 資料表。您可以視需要進行移動或移除。

this.工作表1_舊TableAdapter.Fill(this.dB4DataSet.工作表1_舊);

}

bindsource 連接資料庫

detamember 連接清單

2015年11月5日星期四

加減乘除

public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}

private void button1_Click(object sender, EventArgs e)
{
string b1, b2;
b1 = textBox1.Text;
b2 = textBox2.Text;
float numval1 = float.Parse(b1);
float numval2 = float.Parse(b2);
float numsum = numval1 + numval2;
label2.Text = numsum.ToString();

}

private void button2_Click(object sender, EventArgs e)
{
string b1, b2;
b1 = textBox1.Text;
b2 = textBox2.Text;
float numval1 = float.Parse(b1);
float numval2 = float.Parse(b2);
float numsum = numval1 - numval2;
label2.Text = numsum.ToString();
}

private void button3_Click(object sender, EventArgs e)
{
string b1, b2;
b1 = textBox1.Text;
b2 = textBox2.Text;
float numval1 = float.Parse(b1);
float numval2 = float.Parse(b2);
float numsum = numval1 * numval2;
label2.Text = numsum.ToString();
}

private void button4_Click(object sender, EventArgs e)
{
float a = float.Parse(textBox1.Text), b = float.Parse(textBox2.Text);
string b1, b2;
b1 = textBox1.Text;
b2 = textBox2.Text;
float numval1 = float.Parse(b1);
float numval2 = float.Parse(b2);
float numsum = numval1 / numval2;
label2.Text = numsum.ToString();

if (b == 0)
{
label2.Text = "分母為零";
}
else
{
label2.Text = (a / b).ToString();

}
}
}
}

2015年10月30日星期五

按鈕自動跑出加亂數不重複

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 WindowsFormsApplication1

{

public partial class Form1 : Form

{

public System.Windows.Forms.Button Button1;

Random rand = new Random();

Button[,] Buttons = new System.Windows.Forms.Button[5, 5];

public Form1()

{

InitializeComponent();

}

private void Form1_Load(object sender, EventArgs e)

{

for (int i = 1; i < 5; i++)

{

for (int j = 1; j < 5; j++)

{

Buttons[i, j] = new Button();

Buttons[i, j].Size = new Size(50, 50);

Buttons[i, j].Location = new Point(i * 50, j * 50);

this.Controls.Add(Buttons[i, j]);//出現在畫面中

}

private void pictureBox1_Click(object sender, EventArgs e)

{

}

private void button1_Click(object sender, EventArgs e)

{

int x, y, a;

int[] myarray = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 ,16};

for (int i = 15; i > 1; i--)

{

x = rand.Next(0, i);

y = myarray[x];

myarray[x] = myarray[i];

myarray[i] = y;

}

for (int j = 1; j < 5; j++)

{

for (int i = 1; i < 5; i++)

{

a = myarray[(j - 1) * 4 + (i - 1)];

Buttons[i, j].Text = Convert.ToString(a);

this.Controls.Add(Buttons[i, j]);

}

2015年10月23日星期五

9不重複

Namespace WindowsFormsApplication2

{

public partial class Form1 : Form

{

int rndmoney1 = 0, rndmoney2 = 0, rndmoney3 = 0, rndmoney4 = 0, rndmoney5 = 0, rndmoney6 = 0, rndmoney7 = 0, rndmoney8 = 0, rndmoney9 = 0;

public Form1()

{

InitializeComponent();

}

private void button1_Click(object sender, EventArgs e)

{

}

private void button10_Click(object sender, EventArgs e)

{

button1.Enabled = false;

button2.Enabled = false;

button3.Enabled = false;

button4.Enabled = false;

button5.Enabled = false;

button6.Enabled = false;

button7.Enabled = false;

button8.Enabled = false;

button9.Enabled = false;

Random rnd = new Random();

rndmoney1 = rnd.Next(0, 9); // creates a number between 0 and 9

rndmoney2 = rnd.Next(0, 9); // creates a number between 0 and 9

rndmoney3 = rnd.Next(0, 9); // creates a number between 0 and 9

rndmoney4 = rnd.Next(0, 9); // creates a number between 0 and 9

rndmoney5 = rnd.Next(0, 9); // creates a number between 0 and 9

rndmoney6 = rnd.Next(0, 9); // creates a number between 0 and 9

rndmoney7 = rnd.Next(0, 9); // creates a number between 0 and 9

rndmoney8 = rnd.Next(0, 9); // creates a number between 0 and 9

rndmoney9 = rnd.Next(0, 9); // creates a number between 0 and 9

while (rndmoney1 == rndmoney2 || rndmoney1 == rndmoney3

|| rndmoney1 == rndmoney4 || rndmoney1 == rndmoney5

|| rndmoney1 == rndmoney6 || rndmoney1 == rndmoney7

|| rndmoney1 == rndmoney8 || rndmoney1 == rndmoney9

|| rndmoney2 == rndmoney3 || rndmoney2 == rndmoney4

|| rndmoney2 == rndmoney5 || rndmoney2 == rndmoney6

|| rndmoney2 == rndmoney7 || rndmoney2 == rndmoney8

|| rndmoney2 == rndmoney9 || rndmoney3 == rndmoney4

|| rndmoney3 == rndmoney5 || rndmoney3 == rndmoney6

|| rndmoney3 == rndmoney7 || rndmoney3 == rndmoney8

|| rndmoney3 == rndmoney9 || rndmoney4 == rndmoney5

|| rndmoney4 == rndmoney6 || rndmoney4 == rndmoney7

|| rndmoney4 == rndmoney8 || rndmoney4 == rndmoney9

|| rndmoney5 == rndmoney6 || rndmoney5 == rndmoney7

|| rndmoney5 == rndmoney8 || rndmoney5 == rndmoney9

|| rndmoney6 == rndmoney7 || rndmoney6 == rndmoney8

|| rndmoney6 == rndmoney9 || rndmoney7 == rndmoney8

|| rndmoney7 == rndmoney9 || rndmoney8 == rndmoney9)

{

//MessageBox.Show("Dot net perls is awesome")

rndmoney1 = rnd.Next(0, 9);

rndmoney2 = rnd.Next(0, 9);

rndmoney3 = rnd.Next(0, 9);

rndmoney4 = rnd.Next(0, 9);

rndmoney5 = rnd.Next(0, 9);

rndmoney6 = rnd.Next(0, 9);

rndmoney7 = rnd.Next(0, 9);

rndmoney8 = rnd.Next(0, 9);

rndmoney9 = rnd.Next(0, 9);

button1.Text = rndmoney1.ToString();

button2.Text = rndmoney2.ToString();

button3.Text = rndmoney3.ToString();

button4.Text = rndmoney4.ToString();

button5.Text = rndmoney5.ToString();

button6.Text = rndmoney6.ToString();

button7.Text = rndmoney7.ToString();

button8.Text = rndmoney8.ToString();

button9.Text = rndmoney9.ToString();

}

button1.Text = rndmoney1.ToString();

button2.Text = rndmoney2.ToString();

button3.Text = rndmoney3.ToString();

button4.Text = rndmoney4.ToString();

button5.Text = rndmoney5.ToString();

button6.Text = rndmoney6.ToString();

button7.Text = rndmoney7.ToString();

button8.Text = rndmoney8.ToString();

button9.Text = rndmoney9.ToString();

//button10.Enabled = false;

}

拉霸

public partial class Form1 : Form

{

int c1 = 0, d1 = 0;

int c2 = 0, d2 = 0;

int c3 = 0, d3 = 0;

int rndmoney1 = 100;

int rndmoney2 = 100;

int rndmoney3 = 100;

public Form1()

{

InitializeComponent();

}

private void pictureBox1_Click(object sender, EventArgs e)

{

}

private void button4_Click(object sender, EventArgs e)

{

c1 = 0;

c2 = 0;

c3 = 0;

timer1.Enabled = true;

timer2.Enabled = true;

timer3.Enabled = true;

Random rnd = new Random();

rndmoney1 = rnd.Next(1, 101); // creates a number between 1 and 12

rndmoney2 = rnd.Next(1, 101); // creates a number between 1 and 12

rndmoney3 = rnd.Next(1, 101); // creates a number between 1 and 12

button4.Text = rndmoney1.ToString() + rndmoney2.ToString() + rndmoney3.ToString();

}

private void timer1_Tick(object sender, EventArgs e)

{

c1 = c1 + 1;

d1 = c1 % 2;

if (c1 >= rndmoney1) timer1.Enabled = false;

if (d1 == 0)

{

//button1.BackColor = Color.Green;

}

else if (d1 == 1)

{

//button1.BackColor = Color.Black;

}

else if (d1 == 2)

{

//button1.BackColor = Color.Black;

}

button1.Text = d1.ToString();

}

private void timer2_Tick(object sender, EventArgs e)

{

c2 = c2 + 1;

d2 = c2 % 2;

if (c2 >= rndmoney2) timer2.Enabled = false;

if (d2 == 0)

{

//button1.BackColor = Color.Green;

}

else if (d2 == 1)

{

//button1.BackColor = Color.Black;

}

else if (d2 == 2)

{

//button1.BackColor = Color.Black;

}

button2.Text = d2.ToString();

}

private void timer3_Tick(object sender, EventArgs e)

{

c3 = c3 + 1;

d3 = c3 % 2;

if (c3 >= rndmoney3) timer3.Enabled = false;

if (d3 == 0)

{

//button1.BackColor = Color.Green;

}

else if (d3 == 1)

{

//button1.BackColor = Color.Black;

}

else if (d3 == 2)

{

//button1.BackColor = Color.Black;

}

button3.Text = d3.ToString();

}

private void button5_Click(object sender, EventArgs e)

{

}

2015年10月2日星期五

程式工藝大師
物件導向設計

namespace WindowsFormsApplication1

{

public partial class Form1 : Form

{

int c=0,d=0;

public Form1()

{

InitializeComponent();

}

private void Form1_Load(object sender, EventArgs e)

{

}

private void button1_Click(object sender, EventArgs e)

{

}

private void timer1_Tick(object sender, EventArgs e)

{

c = c + 1;

d = c % 3;

if (d == 1)

{

button1.BackColor = System.Drawing.Color.Red;

button2.BackColor = System.Drawing.Color.Black;

button3.BackColor = System.Drawing.Color.Black;

}

else if (d==2)

{

button2.BackColor = System.Drawing.Color.Yellow;

button1.BackColor = System.Drawing.Color.Black;

button3.BackColor = System.Drawing.Color.Black;

}

else if(d==0)

{ button3.BackColor = System.Drawing.Color.Green;

button2.BackColor = System.Drawing.Color.Black;

button1.BackColor = System.Drawing.Color.Black;

button1.Text = c.ToString();

}

private void button3_Click(object sender, EventArgs e)

{

}

private void pictureBox1_Click(object sender, EventArgs e)

{

}

2015年11月19日 星期四

2015年11月5日 星期四

加減乘除

2015年10月30日 星期五

按鈕自動跑出加亂數不重複

2015年10月23日 星期五

9不重複

拉霸

2015年10月2日 星期五

2015年11月19日星期四

2015年11月5日星期四

2015年10月30日星期五

2015年10月23日星期五

2015年10月2日星期五