javascript-operators-and-expressions Flashcards
(5 cards)
What data type is returned by an arithmetic operation?
number
What is string concatenation?
joining 2 strings using a plus sign
What purpose(s) does the + plus operator serve in JavaScript?
plus can be used for addition as well as string concatenation
What data type is returned by comparing two values (, ===, etc)?
Boolean
What does the += “plus-equals” operator do?
short form to express left side variable addition or concatenation with the right side variable