Understanding Equality Operators
In JavaScript, equality comparisons are an important aspect of the language, and it is crucial to understand the difference between == and === to avoid hard to debug and frustrating errors.
Fundamentals
7 Posts
Javascript is a widely used and versatile programming language, and it's critical for every developer to master its Fundamentals. This list of educational articles covers the basics of JavaScript, helping solidify your understanding of the language.
JavaScript Arrow Function
The arrow function is a new way to write anonymous function expressions introduced as part of the ECMAScript 2015 specification (ES6) of JavaScript.
What is the difference between for... in and for... of statements in JavaScript
Both for..of and for..in statements iterate over lists; for..in returns the index value for the specific loop and for-of gives you the value returned by the iterator implementation.
What's the purpose of "use strict" in JavaScript?
Javascript has historically been forgiving of bad syntax. "strict mode" makes several changes to standard JavaScript semantics that address this.
What is the difference between "let" and "var"?
The main difference between using var and let is the scope and whether or not the variable is hoisted.
Variable and function hoisting in JavaScript
JavaScript variables and functions are not declared at the point of use. Instead, they are moved to the top of their scope hoisted and assigned a default value of undefined until they're reached in code.
How can I remove an elements from an array?
Removing items from an array in javascript is not as simple as in some languages, but it's not hard when you know how.