Create a Simple Calculator in C# Windows form Application with Source Code
Create a Simple Calculator in C# Windows form Application with Source Code
Object:
Create a Simple Calculator in C# Windows form Application with Source Code. C# windows form application projects with source code.
Code:
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 Lab_a
{
public partial class Form1 : Form
{
double num1, num2, result;
public Form1()
{
InitializeComponent();
}
private void textBox1_TextChanged(object sender, EventArgs e)
{
}
private void button1_Click(object sender, EventArgs e)
{
num1 = Convert.ToDouble(textBox1.Text);
num2 = Convert.ToDouble(textBox2.Text);
result = num1 + num2;
textBox3.Text = result.ToString();
}
private void button2_Click(object sender, EventArgs e)
{
num1 = Convert.ToDouble(textBox1.Text);
num2 = Convert.ToDouble(textBox2.Text);
result = num1 – num2;
textBox3.Text = result.ToString();
}
private void button3_Click(object sender, EventArgs e)
{
num1 = Convert.ToDouble(textBox1.Text);
num2 = Convert.ToDouble(textBox2.Text);
result = num1 * num2;
textBox3.Text = result.ToString();
}
private void button4_Click(object sender, EventArgs e)
{
num1 = Convert.ToDouble(textBox1.Text);
num2 = Convert.ToDouble(textBox2.Text);
result = num1 / num2;
textBox3.Text = result.ToString();
}
private void button5_Click_1(object sender, EventArgs e)
{
textBox1.Text = “0”;
textBox2.Text = “0”;
textBox3.Text = “0”;
}
private void button6_Click(object sender, EventArgs e)
{
Application.Exit();
}
private void label5_Click(object sender, EventArgs e)
{
}
}
}
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 | 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 Lab_a { public partial class Form1 : Form { double num1, num2, result; public Form1() { InitializeComponent(); } private void textBox1_TextChanged(object sender, EventArgs e) { } private void button1_Click(object sender, EventArgs e) { num1 = Convert.ToDouble(textBox1.Text); num2 = Convert.ToDouble(textBox2.Text); result = num1 + num2; textBox3.Text = result.ToString(); } private void button2_Click(object sender, EventArgs e) { num1 = Convert.ToDouble(textBox1.Text); num2 = Convert.ToDouble(textBox2.Text); result = num1 - num2; textBox3.Text = result.ToString(); } private void button3_Click(object sender, EventArgs e) { num1 = Convert.ToDouble(textBox1.Text); num2 = Convert.ToDouble(textBox2.Text); result = num1 * num2; textBox3.Text = result.ToString(); } private void button4_Click(object sender, EventArgs e) { num1 = Convert.ToDouble(textBox1.Text); num2 = Convert.ToDouble(textBox2.Text); result = num1 / num2; textBox3.Text = result.ToString(); } private void button5_Click_1(object sender, EventArgs e) { textBox1.Text = "0"; textBox2.Text = "0"; textBox3.Text = "0"; } private void button6_Click(object sender, EventArgs e) { Application.Exit(); } private void label5_Click(object sender, EventArgs e) { } } } |
Output:
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