15 very useful examples in ASP programming (a) (turn)

Source: Internet
Author: User
Tags servervariables
15 very useful examples in programming ASP programming

Enet College


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?

To 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: ">

6. How to determine the IP address of each other

Answer 〈%=request.servervariables ("REMOTE_ADDR")%>

7. How to link to a picture

<% @Languages =vbscript%>

<% response.expires=0

Strimagename= "Graphix/errors/erroriamge.gif"

Response.Redirect (Strimagename)

%>



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