🚀 Understanding the Temporal Dead Zone (TDZ) in JavaScript If you’ve ever worked with let and const in JavaScript, you’ve probably come across strange errors like: "Cannot access 'x' before ...
Day 25 of My JavaScript Journey 🚀 Today, I learned about the Variable Environment, Hoisting, and the Temporary Dead Zone (TDZ) in JavaScript. Hoisting is JavaScript’s behavior of making some ...
scope during the compile phase , before the code is executed. 1. Function declaration are fully hoisted. 2. var variables are hoisted but initilized to undefined. 3. let and const variables are ...