基本信息
源码名称:使用EntityFreamWork对MySql数据库进行操作以及C#对Excel的读写方法
源码大小:4.67M
文件格式:.rar
开发语言:C#
更新时间:2017-07-31
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源码介绍
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;
using NPOI.HSSF.UserModel;
using System.IO;
using NPOI.HSSF.Record.Formula.Functions;
namespace MysqlWinform
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void skinButton2_Click(object sender, EventArgs e)
{
using (FileStream fs = new FileStream(@"c:\users\administrator\desktop\excel\goods_classone.xls", FileMode.Open, FileAccess.Read))
{
HSSFWorkbook work = new HSSFWorkbook(fs);
HSSFSheet sheet = work.GetSheetAt(0);
zlyfmallEntities2 db = new zlyfmallEntities2();
HSSFRow row = null;
goodsclasstwo gco = null;
for (int i = 1; i <= 95; i )
{
row = sheet.GetRow(i);
gco = new goodsclasstwo();
gco.tname = row.GetCell(0).ToString();
gco.father = int.Parse(row.GetCell(1).ToString());
gco.status = 1;
db.goodsclasstwo.Add(gco);
}
db.SaveChanges();
MessageBox.Show("插入成功");
}
}
private void skinButton1_Click_1(object sender, EventArgs e)
{
}
private void skinButton1_Click_2(object sender, EventArgs e)
{
int m = 0;
using (FileStream fsread = new FileStream(@"C:\Users\Administrator\Desktop\Excel\zong.xls", FileMode.Open, FileAccess.Read))
{
using (FileStream fswrite = new FileStream(@"C:\Users\Administrator\Desktop\Excel\goodsClassThree.xls", FileMode.OpenOrCreate, FileAccess.Write))
{
HSSFWorkbook workread = new HSSFWorkbook(fsread);
HSSFSheet sheetread = workread.GetSheetAt(0);
HSSFWorkbook workwrite = new HSSFWorkbook();
HSSFSheet sheetwrite = workwrite.CreateSheet("goodsClassOne");
for (int i = 0; i <= sheetread.LastRowNum; i )
{
HSSFRow row = sheetread.GetRow(i);
for (int j = 0; j <= row.LastCellNum; j )
{
HSSFCell cell = row.GetCell(j);
if (cell != null)
{
if (cell.ToString() != "")
{
HSSFRow newrow = sheetwrite.CreateRow(m);
newrow.CreateCell(0, HSSFCellType.STRING).SetCellValue(cell.ToString());
newrow.CreateCell(1, HSSFCellType.NUMERIC).SetCellValue(i 1);
m ;
}
}
}
}
workwrite.Write(fswrite);
}
MessageBox.Show("写入成功共" m);
}
}
private void skinButton3_Click(object sender, EventArgs e)
{
using (FileStream fs = new FileStream(@"C:\Users\Administrator\Desktop\Excel\goodsClassThree.xls", FileMode.Open, FileAccess.Read))
{
HSSFWorkbook wk = new HSSFWorkbook(fs);
HSSFSheet sheet = wk.GetSheetAt(0);
HSSFRow row = null;
goodsclassthree gc = null;
zlyfmallEntities2 db = new zlyfmallEntities2();
for (int i = 0; i <= sheet.LastRowNum; i )
{
row = sheet.GetRow(i);
gc = new goodsclassthree();
gc.tname = row.GetCell(0).ToString();
gc.father = int.Parse(row.GetCell(1).ToString());
gc.status = 1;
db.goodsclassthree.Add(gc);
}
db.SaveChanges();
MessageBox.Show("插入成功");
}
}
private void button1_Click(object sender, EventArgs e)
{
using (FileStream fs = new FileStream(@"C:\Users\Administrator\Desktop\Excel\goodstype1.xls", FileMode.Open, FileAccess.Read))
{
HSSFWorkbook work = new HSSFWorkbook(fs);
HSSFSheet sheet = work.GetSheetAt(0);
HSSFRow row = null;
goodsclassone gt = null;
zlyfmallEntities2 db = new zlyfmallEntities2();
for (int i = 1; i <= sheet.LastRowNum; i )
{
row = sheet.GetRow(i);
gt = new goodsclassone();
gt.tname = row.GetCell(0).ToString().Replace(" ", ",");
gt.status = int.Parse(row.GetCell(1).ToString());
db.goodsclassone.Add(gt);
}
db.SaveChanges();
}
}
}
}