; or at the end of line (in most cases).
Comments: One liners with double slash
// or multiline with slash and an asterisk
Type Conversions: By calling the Type Class with the value:
String(value) also automatic type conversion will be used.
DataTypes: Number, String, Boolean, Object, Symbol
Arrays: Arrays are a special
var to declare them.
String concatenation: Use
+ to combine two strings into a new one.
Comparisons: Strict equal is done by
=== or negative by
Tenary operator: Supports also
I can not give any recommendation because there are so much of them and I never really learned from an book but grew with the language and it's community. You can find them in book stores or also online.
If you know the language a reference like:
And as always if you don't know how StackOverflow is your friend.