1. Chapter 2 Interacting with the Customer
Objectives
Use of Response Object.
Use of Request Object.

2. Response Object Is an Built-in ASP object.
Used to send dynamic content from an ASP page. i.e represents information sent from web server to web browser.
Method Used:
Write – used to o/p values of functions, variables or string literals.
End – used to stop execution of a script.

3. Request Object
Represents all content sent from the web browser to a web server.
Collections:
Query string collection.
Form collection
ServerVariables collection
Cookies collection.

4. 1. Using Query string:
Query string is the portion of the URL that appears after a question mark.
Ex:
It is used to pass information to server from browser.

5. 2. Form Collection Is an In-Built Asp object.
HTML forms are used to enable customer to register at your web site / or to accept credit card information.
To retrieve information from such forms we use form collection of request object.

6. 3. Servervariables Collection
Contain assortment of variables that represent browser headers 7 properties of the web server.
Servervaribles collection used to determine:
Name of current asp page.
Last page customer visited .
IP address
Browser type.

7. Retrieve Name of current asp page
Variables used are:
SCRIPT_Name – Virtual Path
PATH_TRANSLATED – Physical path.
MapPath() – to translate virtual path to physical path.

8. Retrieve Name of last page visited:
Used to return the value of the browser REFERER header.
Older browsers do not support this variable.
Used as “HTTP_REFERER”.
Retrieving customer’s IP Address & Browser Type:
IP Address - Variable used is “REMOTE_ADDR”.
Browser type–HTTP_USER_AGENT.