?? data.cs
字號:
using System;
using System.Collections.Generic;
using System.Text;
using System.Data.OleDb;
using System.Data;
namespace PeiJian
{
class data
{
private OleDbConnection conn = new OleDbConnection();
public void CreateConnaction()
{
if (conn.State == ConnectionState.Closed)
{
conn.ConnectionString = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=|DataDirectory|\\d\\data.mdb;Persist Security Info=True";
conn.Open();
}
}
public OleDbDataReader GetData(string str)
{
CreateConnaction();
OleDbCommand cmd = new OleDbCommand();
cmd.CommandText = str;
cmd.Connection = conn;
OleDbDataReader reader = cmd.ExecuteReader();
return reader;
}
public int Operdata(string str)
{
CreateConnaction();
OleDbCommand cmd = new OleDbCommand();
cmd.CommandText = str;
cmd.Connection = conn;
int result = cmd.ExecuteNonQuery();
return result;
}
}
}
?? 快捷鍵說明
復制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號
Ctrl + =
減小字號
Ctrl + -