20 very useful examples in ASP programming

1. How to use ASP to determine the virtual physical path of your website
Answer: Using the MapPath method
< p align= "center" >< Font size= "4" face= "Arial" >< B >
The physical path to this virtual website is:
</b ></font >
< font color= "#FF0000" size= "6" face= "Arial" >
<%= Server.MapPath ("")% >
</font ></p >
2. How do I know the browser used by the user?
Answer: Use the Request object method
Strbrowser=request.servervariables ("Http_user_agent")
If Instr (Strbrowser, "MSIE") < > 0 Then
Response.Redirect ("formsieonly.htm")
Else
Response.Redirect ("forall.htm")
End If
3. How to calculate the average number of repeated visits per day
Answer: the solution
<% Startdate=datediff ("D", Now, "01/01/1990")
If strdate< 0 then startdate=startdate*-1
Avgvpd=int ((usercnt)/startdate)% >
Show results
<% Response.Write (AVGVPD)% >
This is It.this page have been viewed since November 10,1998
4. How to display random images
<% Dim P,ppic,dpic
Ppic=12
Randomize
P=int ((ppic*rnd) +1)
Dpic= "graphix/randompics/" &p& ". gif"
% >
Show
< img src= "<%=dpic% >" >
5. How to get back to the previous page
Answer:< a href= "<%=request.servervariables (" Http_referer ")% >" >preivous page</A >
Or with pictures such as:< img src= "arrowback.gif" alt= "<%=request.servervariables (" Http_referer ")% >" >
6. How to determine the IP address of each other
Answer:<%=request.servervariables ("remote_addr)% >
7. How to link to a picture
Answer:<% @Languages =vbs cript% >
<% response.expires=0
Strimagename= "Graphix/errors/erroriamge.gif"
Response.Redirect (Strimagename)
% >
8. Forced Enter Password dialog box
A: Put this sentence on the beginning of the page
<% response.status= "401 not Authorized"
Response.End
% >
9. How to pass variables from one page to another
A: Use the HIDDEN type to pass variables
<% form method= "POST" action= "mynextpage.asp" >