2018-10-18 C#second

今天又做了超级牛逼吊炸天的C#计算器
我他妈真是佩服自己的聪明才智
下置#代码

namespace WindowsFormsApplication1
{
    public partial class Form1 : Form
    {
        public Form1()
        {
           
            InitializeComponent();
            textBox1.Text = "0";
            textBox2.Text = "0";

        }

        private void button1_Click(object sender, EventArgs e)
        {   //初始值默认为0
            float num1=0;
            float num2=0;
            float result=0;

            //将字符转换成数值
            num1=float.Parse (textBox1.Text);
            num2=float.Parse (textBox2.Text);
            //结果等于两数值相加
            result=num1+num2;
            //将数值转换成字符
            label2.Text=result .ToString ();
        }

        private void button2_Click(object sender, EventArgs e)
        {
            {   //初始值默认为0
                float num1 = 0;
                float num2 = 0;
                float result = 0;
                //将字符转换成数值
                num1 = float.Parse(textBox1.Text);
                num2 = float.Parse(textBox2.Text);
                //结果等于num1减num2
                result = num1 - num2;
                //将数值转换成字符
                label2.Text = result.ToString();
        }

        }

        private void button3_Click(object sender, EventArgs e)
        {
            {   //初始值默认为0
                float num1 = 0;
                float num2 = 0;
                float result = 0;
                //将字符转换成数值
                num1 = float.Parse(textBox1.Text);
                num2 = float.Parse(textBox2.Text);
                //结果等于两数值相乘
                result = num1 * num2;
                //将数值转换成字符
                label2.Text = result.ToString();
            }
        }

        private void button4_Click(object sender, EventArgs e)
        {
            {   //初始值默认为0
                float num1 = 0;
                float num2 = 0;
                float result = 0;
                //将字符转换成数值
                num1 = float.Parse(textBox1.Text);
                num2 = float.Parse(textBox2.Text);
                //结果等于num1除num2
                result = num1 / num2;
                //将数值转换成字符
                label2.Text = result.ToString();
            }
        }

        private void button5_Click(object sender, EventArgs e)
        {
            textBox1.Text = "";
            textBox2.Text = "";
            label2.Text = "";
        }
    }
}

TIM图片20181018104725.png TIM图片20181018104733.png TIM图片20181018104805.png TIM图片20181018104810.png