Write your own sqlhelper class example to share
- 2020-06-15 10:07:24
- OfStack
SqlHelper is written by yourself, please refer to it
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;
using System.Data; using System.Data.SqlClient;
namespace SqlHelper
{
/// <summary>
/// Window1.xaml Interaction logic of
/// </summary>
public partial class Window1 : Window
{
public Window1()
{
InitializeComponent();
}
// Used only to execute query results that are relatively small sql
private void btnds_Click(object sender, RoutedEventArgs e)
{
SqlHelper.ExecuteNonQurey("insert into T_Student(Name,Age) values(' zhang 3',55)",
new SqlParameter[0]);
MessageBox.Show(" Add a success ");
}
private void btnDataSet_Click(object sender, RoutedEventArgs e)
{
DataSet ds= SqlHelper.ExecuteDataSet("select * from T_Student where hobbit='@hobbit'",
new SqlParameter[]{new SqlParameter("'@hobbit'"," Ha, ha, ha ")});
foreach(DataRow row in ds.Tables[0].Rows)
{
string name = (string)row["Name"];
MessageBox.Show(name);
}
}
}
}