Control Flow in JavaScript: If, Else, and Switch Explained

In JavaScript If, Else, and Switch are conditional statements. Those are a piece of code executed based on certain conditions if evaluated into true . Like JavaScript every programming languages has those statements, those are the fundamentals of the programming. In this guide we will discuss about what are those? why you need it? and how you can use them to improve you programming skills. Content List What control flow means in programming The if statement The if-else statement The else if ladder The switch statement When to use switch vs if-else What control flow means in programming In JavaScript code execute line-by-line. When code load into JS environment, the interpreter read it from top line to the bottom line and executre it. The order of reading code by JavaScript interpreter in sequence called control flow. look at the bellow image: In the code visualization you see the 15 lines of code. When it load in Js environment, Interpreter read and execute it form line 1 to 16. During