What does the '#' sign mean in JavaScript?

Question

I\'m new to Javascript and I\'m try to understand some code. I don\'t understand and I can\'t find any documentation about the # sign.

$(function ()         


        

Answer 1

It's an element ID e.g: `...

When u need to access this div with JS or jQuery just call it $("#xyz").do something

for class

....

>> $(".abc")