It's an alias for jQuery, also window.jQuery
See https://stackoverflow.com/questions/10787342/why-does-jquery-have-dollar-signs-everywhere
Oh, so It is a shortcut for adding jQuery codes.
It's an alias for jQuery, also window.jQuery
See https://stackoverflow.com/questions/10787342/why-does-jquery-have-dollar-signs-everywhere
Oh, so It is a shortcut for adding jQuery codes.
Hello, I am new, so I am wondering, what does this dollar sign $ do?