There are two types of variables in JavaScript : local variable and global variable. There are some rules while declaring a JavaScript variable:. 1)Name must start with a letter (a to z or A to Z), ...

Save the file and run the tests using Jest to verify your implementations. validVariableName() Create a variable with a valid name according to JavaScript's naming rules. invalidVariableName() Create ...

Nowadays JavaScript has three different keywords to declare a variable — var, let and, const. Each has its own properties and particularities. Let’s start by making a simple comparison ...

This repository contains a website created as part of an assignment to illustrate the rules for legal and illegal variable names in JavaScript. The project serves as an educational tool to help ...