C# ExecuteNonQuery用法
2021-05-13 14:28
标签：string rgs cli open code using cmd ext window C# ExecuteNonQuery用法 标签：string rgs cli open code using cmd ext window 原文地址：http://www.cnblogs.com/stringAdmin/p/7543619.htmlusing System;
using System.Data;
using System.Text;
using System.Windows.Forms;
using System.Data.SqlClient;
namespace UseExecuteNonQuery
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
SqlConnection conn;
private void button1_Click(object sender, EventArgs e)
{
conn = new SqlConnection("server=.;database=db_12;uid=sa;pwd=sa");
conn.Open();
SqlCommand cmd = new SqlCommand();
cmd.Connection = conn;
cmd.CommandText = "update tb_command set 奖金=503 where 性别=‘女‘";
cmd.CommandType = CommandType.Text;
int i = Convert.ToInt32(cmd.ExecuteNonQuery());//返回受影响的函数
label2.Text = "共有" + i.ToString() + "名女员工获得奖金";
}
}
}
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