If, Else If and Else Statements

Explore how to use if, else if, and else statements in JavaScript to execute code selectively based on conditions. Understand how these conditional structures help shape program logic and improve code readability.

We'll cover the following...

If statement
Adding another if statement
Else statement

The time has come when we can fit the puzzle pieces together. You have learned about different primitive and composite types. You know how to check these types. You know the basic functions and arithmetic (addition, subtraction, multiplication, etc.) and logical (true or false) operations in JavaScript.

There are only two things missing. So far, we can write a sequence of instructions that perform a calculation. In software development, there are three types of control structures:

sequence: writing instructions one after the other
selection: either execute one set of instructions, or another

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1.Introduction to JavaScript

2.DataTypes

3.All about Arrays

4.Functions and Operators

5.Executing Selective Instructions

6.Loops

7.Values and Reference Types

8.Cloning Objects

9.Using Strings in Javascript

10.JavaScript with HTML and CSS

11.The Modern Javascript

If, Else If and Else Statements