Keʻalohi Wang is a freelance writer from Kailua Kona, Hawaiʻi. She has a background in content creating, social media management, and marketing for small businesses. An English Major from University ...

That's probably one of the most popular questions from first-time learners, and it's something that educators debate as well. The thing is, you can ask ten programmers what the best language is to get ...

i.e. intuitively it looks like the variable will only be available within the block but it is accessible outside the block .. in javascript's case, because var doesn't make a block level declaration.