[ASP.NET]数据写入数据库的问题

2008-03-24 08:49:09 366 阅读 AI 写同款 · GEO 优化AI 选题数据监测一键分发 ›

恒定跨导的奥秘：基于1:3电流镜的轨到轨运放输入级设计与仿真验证本文深入探讨了基于1:3电流镜的轨到轨运放输入级设计，重点分析了恒定跨导（GM）的实现原理与仿真验证。通过精确的电流补偿机制和工艺参数优化，解决了传统运放在电源轨附近跨导下降的问题，为模拟集成电路设计提供了可靠的低电压解决方案。阅读详情

我是个新手，大家帮我看看是哪错了，总也写不到数据库中去
string lmmc = this.DropDownList2.SelectedValue;
string title = this.TextBox3.Text.Trim();
string writer = this.TextBox4.Text.Trim();
DateTime time = DateTime.Now;
string isjd = this.DropDownList1.SelectedValue;
string content = this.TextBox6.Text.Trim();

using (SqlConnection conn = new SqlConnection(SQLHelper.ConnectionString))
{
SqlCommand myCommand = new SqlCommand();
myCommand.CommandText = "insert into newsinfo(lmmc,title,writer,publishtime,isjd,content) values('" + lmmc + "','" + title + "','" + writer + "'," + time + ",'" + isjd + "','" + content + "')";
//string strsql = "insert into newsinfo(lmmc,title,writer,publishtime,isjd,content) values ('" + lmmc + "','" + title + "','" + writer + "'," + time + ",'" + isjd + "','" + content + "')";

myCommand.Connection = conn;
conn.Open();
myCommand.ExecuteNonQuery();
conn.Close();

}

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