JavaScript Basics: Learn These Concepts First
HTML All The Things - Web Development, Web Design, Small Business
00:00
The Importance of Variables in Programming
variables in programming are one of two things, they can be changed or they can be constant. A variable that doesn't need to change uses up less memory storage because you don't have to account for that change. If it needs to change, then use let, then use a variable that can't change just to give you a little bit perspective. Now obviously cons can be used like you're saying about it saves memory, but it also has security implications as well.
Transcript
Play full episode
