ASP.NET处理程序和模块
ASP.NET HTTP 处理程序(Handler)是响应对 ASP.NET Web 应用程序的请求而运行的程序
如处理 *.aspx文件的ASP.NET处理程序,当用户请求 *.aspx文件时就通过相应的处理程序.
这是ASP.NET内置的处理程序,默认处理*.aspx文件的是ASP.NET的页处理程序
(用于所有 ASP.NET 页的默认 HTTP 处理程序.)
内置处理程序还有:
处理*asmx文件的Web服务处理程序在(ASP.NET 中作为
.asmx 文件创建的 Web 服务页的默认 HTTP 处理程序)
处理ashx文件的泛型处理程序(不含 UI 和包括 @ WebHandler 指令的所有
&nb ......
1.<script src="Scripts/AC_RunActiveContent.js" type="text/javascript"></script>
Vs2005红色了,提示找不到该文件
于是改为.<script src="/Scripts/AC_RunActiveContent.js" type="text/javascript"></script>
结果红色没有了,但是编译时报错,找不到该文件
结论:<script src="Scripts/AC_RunActiveContent.js" type="text/javascript"></script>虽然是红色,但是编译能通过 ......
<%
set conn= server.createobject("ADODB.connection")
conn.open "driver={sybase driver 10};"
"srvr=SYBASE;"
"UID=sa;"
"pwd=sybase;"
sql="select no from tab_stud"
set rs=conn.Execute("sql")
response.write rs
%>
string connStr = "Provider=SAOLEDB.10;uid=dba;pwd=sql;Links=TcpIp(host=192.168.1.2;serverport=2638);eng=mysadb";
OleDbConnection oleConn = new OleDbConnection(connStr);
OleDbCommand oleComm = new OleDbCommand("select count(*) from t_test");
oleComm.Connection = oleConn;
......
<%
set conn= server.createobject("ADODB.connection")
conn.open "driver={sybase driver 10};"
"srvr=SYBASE;"
"UID=sa;"
"pwd=sybase;"
sql="select no from tab_stud"
set rs=conn.Execute("sql")
response.write rs
%>
string connStr = "Provider=SAOLEDB.10;uid=dba;pwd=sql;Links=TcpIp(host=192.168.1.2;serverport=2638);eng=mysadb";
OleDbConnection oleConn = new OleDbConnection(connStr);
OleDbCommand oleComm = new OleDbCommand("select count(*) from t_test");
oleComm.Connection = oleConn;
......
<%
set conn= server.createobject("ADODB.connection")
conn.open "driver={sybase driver 10};"
"srvr=SYBASE;"
"UID=sa;"
"pwd=sybase;"
sql="select no from tab_stud"
set rs=conn.Execute("sql")
response.write rs
%>
string connStr = "Provider=SAOLEDB.10;uid=dba;pwd=sql;Links=TcpIp(host=192.168.1.2;serverport=2638);eng=mysadb";
OleDbConnection oleConn = new OleDbConnection(connStr);
OleDbCommand oleComm = new OleDbCommand("select count(*) from t_test");
oleComm.Connection = oleConn;
......
Backup.aspx
protected void Button1_Click(object sender, EventArgs e)
{
string path = Server.MapPath("") + @"\Backup";
if (!Directory.Exists(path))
{
Directory.CreateDirectory(path);
}
try
{
path = Convert.ToString(Hst.DBUtility.DbHelperSQL.GetSingle("p_DataBaseBack"));
LabelMessage.Text = "备份成功; 文件存放路径在:" + path;
}
catch
& ......
Backup.aspx
protected void Button1_Click(object sender, EventArgs e)
{
string path = Server.MapPath("") + @"\Backup";
if (!Directory.Exists(path))
{
Directory.CreateDirectory(path);
}
try
{
path = Convert.ToString(Hst.DBUtility.DbHelperSQL.GetSingle("p_DataBaseBack"));
LabelMessage.Text = "备份成功; 文件存放路径在:" + path;
}
catch
& ......
打开新的窗口并传送参数:
传送参数:
response.write("<script>window.open('*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="++"')
</script>")
接收参数:
string a = Request.QueryString("id");
string b = Request.QueryString("id1");
2.为按钮添加对话框
Button1.Attributes.Add("onclick","return confirm('确认?')");
button.attributes.add("onclick","if(confirm('are you sure?'))
{return true;}else{return false;}")
3.删除表格选定记录
int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
4.删除表格记录警告
private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
{
switch(e.Item.ItemType)
{
case ListItemType.Item :
case ListItemType.AlternatingItem :
case ListItemType.EditItem:
TableCell myTableCell;
myTableCell = e.Item.Cells[14];
LinkButton myDeleteButton ;
myDeleteButton = (LinkButton)myTableCell.Controls[0];
myDeleteButton.Attributes.Add
("onclick","retu ......
DateTime dt = DateTime.Now;
// Label1.Text = dt.ToString();//2005-11-5 13:21:25
// Label2.Text = dt.ToFileTime().ToString();//127756416859912816
// Label3.Text = dt.ToFileTimeUtc().ToString();//127756704859912816
// Label4.Text = dt.ToLocalTime().ToString();//2005-11-5 21:21:25
// Label5.Text = dt.ToLongDateString().ToString();//2005年11月5日
// Label6.Text = dt.ToLongTimeString().ToString();//13:21:25
// Label7.Text = dt.ToOADate().ToString();//38661.5565508218
// Label8.Text = dt.ToShortDateString().ToString();//2005-11-5
// Label9.Text = dt.ToShortTimeString().ToString();//13:21
// Label10.Text = dt.ToUniversalTime().ToString();//2005-11-5 5:21:25
// 2005-11-5 13:30:28.4412864
// Label1.Text = dt.Year.ToString();//2005
// Label2.Text = dt.Date.ToString();//2005-11-5 0:00:00
// Label3.Text = dt.DayOfWeek.ToString();//Saturday
// Label4.Text = dt.DayOfYear.ToString();//309
// Label5.Text = dt.Hour.ToString();//13
// Label6.Text = dt.Millisecond.ToString();//441
// La ......