版权声明:当老鼠嘲笑猫的时候,身旁必有一个洞。 https://blog.csdn.net/qq_41138935/article/details/85407723
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace 图片
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void button1_Click(object sender, EventArgs e)
{
OpenFileDialog openfile = new OpenFileDialog();
openfile.Title = "请选择客户端longin的图片";
openfile.Filter = "Login图片(*.jpg;*.bmp;*png)|*.jpeg;*.jpg;*.bmp;*.png|AllFiles(*.*)|*.*";
if (DialogResult.OK == openfile.ShowDialog())
{
try
{
//读成二进制
byte[] bytes = File.ReadAllBytes(openfile.FileName);
//直接返这个存储到数据就行了cmd.Parameters.Add("@image", SqlDbType.Image).Value = bytes;
//输出二进制 在这里把数据中取到的值放在这里byte[] bytes=(byte[])model.image;
pictureBox1.Image = System.Drawing.Image.FromStream(new MemoryStream(bytes));
this.pictureBox1.SizeMode = PictureBoxSizeMode.Zoom;
// 如果保存成文件:
//File.WriteAllBytes(@"d:\text.jpg", bytes);
}
catch { }
}
}
}
}
放一个picbox和button。