ASP – Web Programming Class  Ravi Anand

ASP – Active Server Pages What is ASP? - Microsoft Technology - Can Run using IIS/PWS/Others - Helps us create “dynamic” sites - HTML is static, ASP is dynamic - Ability to connect to web services, Databases, Server side components - Simple, Secure, Fast

ASP – Active Server Pages An ASP Page - Has a “.asp” extension - Can be edited using Notepad - Needs no compilation - Scripting typically done in vbscript - ASP pages are rendered as HTML pages - Also contains HTML, XML, client side scripts

ASP – Active Server Pages Running An ASP Page -On Your desktop -Install PWS on Windows 98 -Install IIS on 2000 /XP -On your “Server” -Typically 2003/ 2000 running IIS -All it needs is a webserver capable of running ASP

ASP – Active Server Pages An ASP Page

ASP – Active Server Pages ASP Scripting Languages -Default Scripting Language is vbscript - Can also use other scripting languages -such as javascript, PERL, etc - The script is executed on the server -Server should have the script Engine -Browser only gets an HTML ouput

ASP – Active Server Pages Creating an ASP PAGE (using vbscript) -Fundamentals -Variables -Loops -Conditional Statements

ASP – Active Server Pages Creating an ASP PAGE -2 -Scope – Application, Session, function/sub routine -Declaring a Variable Refer Example 2 -Declaring Arrays Dim students(6) - Refer Example 3

ASP – Active Server Pages Creating an ASP PAGE Dynamic Content -Create HTML dynamically - Eg.Tables / Rows - Refer Example 4, 5

ASP – Active Server Pages Creating an ASP PAGE Writing routines sub Add2Numbers(int1, int2) response.write(int1 + int2) end sub

ASP – Active Server Pages Creating an ASP Form Example 8, 9

ASP – Active Server Pages Handling cookies --Write to a cookie --Reading from a cookie

ASP – Active Server Pages Response Object --Send output to the user from the server

ASP – Active Server Pages Request Object --Get information from the user

ASP – Active Server Pages Session Object --Store information related to a user session - E.g. Data Retrieved, Authentication, Error Information - Data that will be used across the Screens in the same session -Storing Info in a Session Variable -Session(“AccountNumber")=“#ABCDE&^*1234" -Session(“Location")=“Macomb” -Retrieving info from a Session -Response.Write(Session(“AccountNumber"))%>

ASP – Active Server Pages Application Object -To group the files in an application

ASP – Active Server Pages Server Object --To access properties and methods on the server.

ASP – Active Server Pages Error Object --Information of any error that occurs in scripts in an ASP page

ASP – Active Server Pages Global.asa sub Application_OnStart 'some code end sub Sub Application_OnEnd 'some code end Sub sub Session_OnStart 'some code end sub sub Session_OnEnd 'some code end sub