JavaScript Tutorial

JavaScript Tutorial

 

JavaScript

This section will provide you with the basics of what JavaScript is, and why you should use it. Objectives    
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JavaScript - Functions

A function is a group of reusable code which can be called anywhere in your program. This eliminates the need
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JavaScript - Events

What is an Event ? JavaScript’s interaction with HTML is handled through events that occur when the user or the
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JavaScript Variable Scope

JavaScript Variable Scope The scope of a variable is the region of your program in which it is defined. JavaScript
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Javascript with Cookies

Cookie is simply a variable that your webpage can store on or retrieve from the user’s computer to host machine.
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JavaScript - Loop Control

Break StatementJavaScript provides full control to handle loops and switch statements. There may be a situation when you need to come
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JavaScript for...in loop

The for…in loop is used to loop through an object’s properties. As we have not discussed Objects yet, you may
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JavaScript - For Loop

For LoopThe ‘for’ loop is the most compact form of looping. It includes the following three important parts − The loop
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JavaScript - While Loops

While writing a program, you may encounter a situation where you need to perform an action over and over again.
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JavaScript - Switch Case

You can use multiple if…else…if statements, as in the previous chapter, to perform a multiway branch. However, this is not
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JavaScript if else Statement

While writing a program, there may be a situation when you need to adopt one out of a given set
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JavaScript Control Structures (Loops and Branches).

JavaScript supports the following forms of if..else statement − if statement if…else statement if…else if… statement. if statement The if
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JavaScript Control Structures (Loops and Branches)

JavaScript supports the following forms of if..else statement − if statement if…else statement if…else if… statement. if statement The if
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Javascript Type of Operator

The typeof operator is a unary operator that is placed before its single operand, which can be of any type.
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Miscellaneous Operator

We will discuss two operators here that are quite useful in JavaScript: theconditional operator (? 🙂 and the typeof operator.
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