C#实现温度转换功能
时间：2022-08-16 12:39:23 | 栏目：.NET代码 | 点击：次
本文实例为大家分享了C#实现温度转换功能的具体代码，供大家参考，具体内容如下
界面图
代码
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 WindowsFormsApplication4
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void button1_Click(object sender, EventArgs e)
{
float x;
double y;
try
{
//Single.Parse(textBox1.Text);将字符串类型数值转换成等效单精度浮点数值
x = Single.Parse(textBox1.Text);
y = getValue(x);
label2.Text = "" + y;
}
catch (MyException ee)
{
label2.Text = ee.Message;
}
catch (FormatException ee) {
label2.Text = ee.Message;
}
}
private double getValue(float x)
{
double y;
if (x < -273.15f) throw new MyException();
y = x * 1.8f + 32;
return y;
}
class MyException : ApplicationException {
public MyException() : base("温度超出范围") {
}
}
private void textBox1_TextChanged(object sender, EventArgs e)
{
}
}
}