02 2020 档案

行绑定事件 asp.net c#
摘要：OnRowDataBound="hwd" GridView中添加 protected void hwd(object sender, GridViewRowEventArgs e) { if (e.Row.RowType == DataControlRowType.DataRow) { for (i 阅读全文
posted @ 2020-02-17 17:40 侯伟东 阅读(205) 评论(0) 推荐(0)
比较标准的读取数据语句asp.net c#
摘要：protected void Page_Load(object sender, EventArgs e) { string str_provider = "Provider=Microsoft.Jet.OLEDB.4.0;"; string str_source = "Data Source=" + 阅读全文
posted @ 2020-02-16 23:01 侯伟东 阅读(159) 评论(0) 推荐(0)
确认收到信息，asp.net c#
摘要：public partial class _Default : System.Web.UI.Page{ protected void Page_Load(object sender, EventArgs e) { } /// <summary> /// 更新确认数据 /// </summary> p 阅读全文
posted @ 2020-02-09 00:11 侯伟东 阅读(188) 评论(0) 推荐(0)
数据增删改通用 asp.net c#
摘要：protected void Button1_Click(object sender, EventArgs e) { int res; string c1 = this.TextBox1.Text.ToString(); string dw = this.DropDownList1.Selected 阅读全文
posted @ 2020-02-08 22:47 侯伟东 阅读(173) 评论(0) 推荐(0)
读取一个具体的值asp.net c#
摘要：string kk = shuju().Rows[1]["c1"].ToString(); 阅读全文
posted @ 2020-02-05 14:44 侯伟东 阅读(133) 评论(0) 推荐(0)
读取数据库比较标准语句asp.net c#
摘要：private static DataTable shuju() { OleDbConnection conn = new OleDbConnection("provider=microsoft.jet.oledb.4.0;data source=|datadirectory|data.mdb;") 阅读全文
posted @ 2020-02-05 14:41 侯伟东 阅读(156) 评论(0) 推荐(0)
数据库添加部分，webconfig
摘要：<appSettings> <add key="connstring" value="provider=microsoft.jet.oledb.4.0;data source=|datadirectory|***.mdb"/> <!--<add key="connstringdata" value= 阅读全文
posted @ 2020-02-05 12:49 侯伟东 阅读(117) 评论(0) 推荐(0)
最简单的密码验证asp.net c#
摘要：protected void Button1_Click(object sender, EventArgs e) { string bh = this.TextBox1.Text.Trim(); string pass = this.TextBox2.Text.Trim(); DataTable d 阅读全文
posted @ 2020-02-05 12:47 侯伟东 阅读(406) 评论(0) 推荐(0)
常用页尾
摘要：<h4 style="background: #FFCC99; color: #fff;"> 6121919.cn&copy2020 <a href="http://www.beian.miit.gov.cn" target="_blank">冀ICP备17021970号-1</a></h4> 阅读全文
posted @ 2020-02-05 12:46 侯伟东 阅读(180) 评论(0) 推荐(0)
判断选择标控件是否选择，asp.net c#
摘要：this.DropDownList1.SelectedIndex > 0 && this.DropDownList3.SelectedIndex 阅读全文
posted @ 2020-02-05 12:45 侯伟东 阅读(167) 评论(0) 推荐(0)
查看文件超级链接asp.net c#
摘要：<a href='<%#Eval("c2","file/{0}") %>'>查看邮箱数据文件</a> 阅读全文
posted @ 2020-02-05 12:43 侯伟东 阅读(198) 评论(0) 推荐(0)
查看上传的文件asp.net c#
摘要：protected void Button2_Click(object sender, EventArgs e) { if (DropDownList1.SelectedIndex>0) { Session["kk"] = this.DropDownList1.SelectedValue.Trim( 阅读全文
posted @ 2020-02-05 12:42 侯伟东 阅读(260) 评论(0) 推荐(0)
上传文件asp.net c#
摘要：protected void Button1_Click(object sender, EventArgs e) { if (this.DropDownList1.SelectedIndex > 0) { string xx = this.DropDownList1.SelectedValue.Tr 阅读全文
posted @ 2020-02-05 12:40 侯伟东 阅读(324) 评论(0) 推荐(0)
隐藏控件标签
摘要：protected void Button3_Click(object sender, EventArgs e) { if (this.TextBox1.Text.ToString().Trim()=="101") { this.Button1.Visible = true; this.Button 阅读全文
posted @ 2020-02-05 12:35 侯伟东 阅读(140) 评论(0) 推荐(0)
在线删除文件asp.net c#
摘要：protected void Button2_Click(object sender, EventArgs e) { FileInfo fi = new FileInfo(Server.MapPath(".") + @"\kk.xls"); if (fi.Exists) { fi.Delete(); 阅读全文
posted @ 2020-02-05 12:34 侯伟东 阅读(175) 评论(0) 推荐(0)
access数据库在线生成xls电子表格
摘要：protected void Button1_Click(object sender, EventArgs e) { OleDbConnection conn = new OleDbConnection("provider=microsoft.jet.oledb.4.0;data source=|d 阅读全文
posted @ 2020-02-05 12:33 侯伟东 阅读(612) 评论(0) 推荐(0)