c#-对象的txt保存、序列化和反序列化

前言：

实现对象的保存、读取文本文件、二进制序列化和反序列化。通过这些实例，我们能够深入了解如何将对象的属性信息以不同的方式进行持久化，并在需要时再次还原，从而提高数据的可管理性和可维护性。

一、界面设计

二、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;
// 引入命名空间
using System.IO;
using System.Runtime.Serialization.Formatters.Binary; // 二进制序列化命名空间

namespace 对象的保存_序列化和反序列化
{
    public partial class FrmFile : Form
    {
        public FrmFile()
        {
            InitializeComponent();
        }

     
        private void bitSavetxt_Click(object sender, EventArgs e)
        {
            // 封装数据
            Cars objCars = new Cars()
            {
                Name = this.txtName.Text.Trim(),
                Result = this.txtResult.Text.Trim(),
                ID = Convert.ToInt16(this.txtID.Text.Trim()),
                Manufacture = Convert.ToDateTime(this.txtManufacture.Text.Trim())
            };
            // 保存文本文件
            FileStream fs = new FileStream("objCars.obj", FileMode.Create);
            StreamWriter sw = new StreamWriter(fs);

            sw.WriteLine(objCars.Name);
            sw.WriteLine(objCars.Manufacture);
            sw.WriteLine(objCars.ID);
            sw.WriteLine(objCars.Result);
            sw.Close();
            fs.Close();
        }

        private void btnReadtxt_Click(object sender, EventArgs e)
        {
            FileStream fs = new FileStream("objCars.obj", FileMode.Open);
            StreamReader sr = new StreamReader(fs);
            // 一行一行读取
            Cars objCars = new Cars()
            {
                Name = sr.ReadLine(),
                Manufacture = Convert.ToDateTime(sr.ReadLine()),
                ID = Convert.ToInt16(sr.ReadLine()),
                Result = sr.ReadLine()
            };
            this.txtName.Text=objCars.Name;
            this.txtManufacture.Text = objCars.Manufacture.ToLongDateString();
            this.txtID.Text = objCars.ID.ToString();
            this.txtResult.Text = objCars.Result;
            sr.Close();
            fs.Close();

        }

        private void btnSerializable_Click(object sender, EventArgs e)
        {
            // 封装数据
            Cars objCars = new Cars()
            {
                Name = this.txtName.Text.Trim(),
                Result = this.txtResult.Text.Trim(),
                ID = Convert.ToInt16(this.txtID.Text.Trim()),
                Manufacture = Convert.ToDateTime(this.txtManufacture.Text.Trim())
            };

            // 1、创建文件流
            FileStream fs = new FileStream("objCars.obj", FileMode.Create);
            // 2、创建二进制格式化器
            BinaryFormatter formatter = new BinaryFormatter();
            // 3、调用序列化方法
            formatter.Serialize(fs, objCars);
            // 4、关闭文件流
            fs.Close();
        }

        private void btnDeserializable_Click(object sender, EventArgs e)
        {
            // 1、创建文件流
            FileStream fs = new FileStream("objCars.obj", FileMode.Open);
            // 2、创建二进制格式化器
            BinaryFormatter formatter = new BinaryFormatter();
            // 3、调用反序列化方法
            Cars objCars =(Cars)formatter.Deserialize(fs);
            // 4、关闭文件流
            fs.Close();

            this.txtName.Text = objCars.Name;
            this.txtManufacture.Text = objCars.Manufacture.ToLongDateString();
            this.txtID.Text = objCars.ID.ToString();
            this.txtResult.Text = objCars.Result;

        }
    }
}

三、源码文件

c#-对象的txt保存、序列化和反序列化 https://download.youkuaiyun.com/download/m0_55074196/88650292