随笔分类 -  C#

摘要：public partial class Form1 : Form { public Form1() { InitializeComponent(); AddClipboardFormatListener(this.Handle); } protected override void WndProc 阅读全文

摘要：https://www.cnblogs.com/huangcong/p/8884947.html 阅读全文

摘要：qlConnection conn = new SqlConnection(conn_str); conn.Open(); string sql = "select used_number from pipeline_Number"; SqlCommand cmd = new SqlCommand(sql, conn); SqlDataReader rdr = cmd.ExecuteReader( 阅读全文

摘要：string conn_str = @"Server=(local); database = YJ_Database; User id = sa; Password = 123456"; SqlConnection conn = new SqlConnection(conn_str); conn.Open(); string... 阅读全文