C# 计算器+记事本

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 CalculaterNEW
{
    public partial class Form1 : Form
    {
        bool bInClear = false;
        bool bSave = false;
        double sum = 0;
        string opr = ““;
        string s_FileName = ““;
        public Form1（）
        {
            InitializeComponent（）;
        }
        public void append（int i）
            {
            if  （textBox1.Text != “0“）
                textBox1.Text += Convert.ToString（i）;
            else
                textBox1.Text = Convert.ToString（i）;

       


        }
        private void button0_Cl

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

    ..A..H.     56832  2018-09-20 14:24  CalculaterNEW\.vs\CalculaterNEW\v14\.suo

     文件        189  2018-03-18 09:54  CalculaterNEW\CalculaterNEW\App.config

     文件      23552  2018-08-29 10:00  CalculaterNEW\CalculaterNEW\bin\Debug\CalculaterNEW.exe

     文件        189  2018-03-18 09:54  CalculaterNEW\CalculaterNEW\bin\Debug\CalculaterNEW.exe.config

     文件      40448  2018-08-29 10:00  CalculaterNEW\CalculaterNEW\bin\Debug\CalculaterNEW.pdb

     文件      22696  2018-09-25 09:52  CalculaterNEW\CalculaterNEW\bin\Debug\CalculaterNEW.vshost.exe

     文件        189  2018-03-18 09:54  CalculaterNEW\CalculaterNEW\bin\Debug\CalculaterNEW.vshost.exe.config

     文件        490  2012-06-06 02:06  CalculaterNEW\CalculaterNEW\bin\Debug\CalculaterNEW.vshost.exe.manifest

     文件       4532  2018-03-18 16:02  CalculaterNEW\CalculaterNEW\CalculaterNEW.csproj

     文件       9439  2018-03-20 11:31  CalculaterNEW\CalculaterNEW\Form1.cs

     文件      27334  2018-03-20 10:35  CalculaterNEW\CalculaterNEW\Form1.Designer.cs

     文件       6623  2018-03-20 10:35  CalculaterNEW\CalculaterNEW\Form1.resx

     文件        504  2018-03-18 15:43  CalculaterNEW\CalculaterNEW\Form2.cs

     文件       3019  2018-03-18 15:43  CalculaterNEW\CalculaterNEW\Form2.Designer.cs

     文件       5817  2018-03-18 15:43  CalculaterNEW\CalculaterNEW\Form2.resx

     文件        994  2018-03-18 16:31  CalculaterNEW\CalculaterNEW\Form3.cs

     文件       6065  2018-03-18 16:31  CalculaterNEW\CalculaterNEW\Form3.Designer.cs

     文件       5817  2018-03-18 16:31  CalculaterNEW\CalculaterNEW\Form3.resx

     文件        954  2018-09-25 09:52  CalculaterNEW\CalculaterNEW\obj\Debug\CalculaterNEW.csproj.FileListAbsolute.txt

     文件       1128  2018-03-20 10:35  CalculaterNEW\CalculaterNEW\obj\Debug\CalculaterNEW.csproj.GenerateResource.Cache

     文件       2384  2018-03-18 10:23  CalculaterNEW\CalculaterNEW\obj\Debug\CalculaterNEW.csprojResolveAssemblyReference.cache

     文件      23552  2018-08-29 10:00  CalculaterNEW\CalculaterNEW\obj\Debug\CalculaterNEW.exe

     文件        180  2018-03-20 10:35  CalculaterNEW\CalculaterNEW\obj\Debug\CalculaterNEW.Form1.resources

     文件        180  2018-03-18 16:02  CalculaterNEW\CalculaterNEW\obj\Debug\CalculaterNEW.Form2.resources

     文件        180  2018-03-18 16:31  CalculaterNEW\CalculaterNEW\obj\Debug\CalculaterNEW.Form3.resources

     文件      40448  2018-08-29 10:00  CalculaterNEW\CalculaterNEW\obj\Debug\CalculaterNEW.pdb

     文件        180  2018-03-18 16:02  CalculaterNEW\CalculaterNEW\obj\Debug\CalculaterNEW.Properties.Resources.resources

     文件       1464  2018-09-20 14:22  CalculaterNEW\CalculaterNEW\obj\Debug\DesignTimeResolveAssemblyReferences.cache

     文件       7180  2018-08-29 10:00  CalculaterNEW\CalculaterNEW\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache

     文件          0  2018-03-18 09:54  CalculaterNEW\CalculaterNEW\obj\Debug\TemporaryGeneratedFile_036C0B5B-1481-4323-8D20-8F5ADCB23D92.cs

............此处省略23个文件信息