Variables hold a wide variety of information temporarily. The JavaScript data types that can be stored in a variable include: JavaScript variables can hold a few other kinds of data, but these are by ...

Javascript isn't even duck-typed it simply tries to ignore type as much as possible by taking the remarkably egalitarian attitude that (nearly) everything is an object. The first thing to get straight ...

Whereas Java and several other programming languages have a wide and rich range of datatypes and collections types, JavaScript only has a small number of primitive datatypes (Boolean, Number, String, ...