Sunday, November 3, 2024

INTERNET TECHNOLOGY - JAVASCRIPT

Comments in JAVA SCRIPT.

Use of alert(),confirm(),prompt()

popup box

Operators: i) Arithmetic ii) Relational  iii)Assignment iv) Increment v)Decrement vi) conditional vii) logical

 break and continue

client side java script,server side javascript

DHTML

widget

main objects used in java script

direct and indirect embedding



Array:

declaration ,initialization

sorting

Array objects and methods -join(),concat(),shift(),slice(),splice(),unshift(),sort(),push(),pop(),reverse()


function:

4 type of function

scope of variable and arguments

Date objects and methods

global function


string:

string object and methods


form and event handling:

properties and methods of form

event registration

text, text area, checkbox, radio button, button, select element

mouse event, keyboard event

intrinsic event


methods of document object, window object


Regular expression

matching character, matching word

validation check

replace word



event bubbling

event listener

Dom

child, parent


Exception handling

get(),post()