Ajax.txt

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The flashcards below were created by user kimo on FreezingBlue Flashcards.

- author "me"
- fileName "Ajax"
- tags ""
- description ""
- Ajax
- Asynchronous Javascript And Xml
AJax is made up of

Many components
First

Get an object from the browser
Second

Use the object
The object has _____ parts

3
These parts are
- Two methods (open and send) and
- One event (onreadystatechange)
Calling open

Open has three parameters
These parameters are:
- 1. Http method (get or post)
- 2. Url requested from the web server
- 3. Whether or not you want to use asynchronous communication
Example:
- function initAJAX () {
- var xhr = initrequest ()
- if (xhr != null) {
- xhr.open("get","asynchpage.xml", true);
- }
- }
Calling send

send accepts 1 optional parameter, which is the data to send if the open method is post
Example of send with post method
- xhr.send();
- xhr.send("fName=Mary&lName=Marvelous");