Archive for 2018
JavaScript Part-12 Closures
A closure in JavaScript is an inner function that has access to its outer function's scope, even after the outer function has returned control. A closure makes the variables of the inner function private. A
Simple example of a closure is shown below:
var.
Tag :
JavaScript
JavaScript Part-11 IIFE ( Immediately invoked function expressions )
IIFE ( Immediately invoked function expression ) is a function that's executed as soon as it's created. It is a self invoking anonymous function. It has no connection with any events or asynchronous execution.
Syntax:
( function( ) {
.
Tag :
JavaScript
JavaScript Part-10 Event handlers
Event handlers are used to execute a function based on the action performed by the user like onclick, onload, onmouseover etc
In the below example 3 buttons are available on the web page - Touch me 1, Touch me 2 and Touch me 3
onClick event.
Tag :
JavaScript
JavaScript Part-9 Calling function in a function
Two functions named as first and second are created then i called both functions in other function called start.
On the page load "start function" will be called when script is executed. Start function will call "first function" and then "second function".
Javascript.
Tag :
JavaScript