5 Essential JavaScript Hacks for Improved Coding Efficiency

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JavaScript is a powerful and widely-used programming language that is commonly used to create interactive elements on websites, such as forms, games, and other interactive content. As with any programming language, there are certain hacks and tricks that can be used to make coding easier, more efficient, and more effective. In this article, we’ll take a look at some of the top JavaScript hacks that you should definitely know about as a developer.

1. Use the Ternary Operator for Simplified Conditional Statements

One of the most useful JavaScript hacks is the use of the ternary operator, which allows you to write a simple conditional statement in just one line of code. The ternary operator is written as a question mark (?) followed by a colon (:), and it works like this:

(condition) ? do this if true : do this if false

For example, you could use the ternary operator to assign a variable based on a condition like this:

let x = (age > 18) ? "adult" : "minor";

This code will set the variable x to "adult" if the value of age is greater than 18, and to "minor" if the value of age is less than or equal to 18.

2. Use the Spread Operator to Easily Merge Arrays