Question

Write note on types of Operator.

Answer 1

The type of operator is used to get the data type (returns a string) of its operand. The operand can be either a literal or a data structure such as a variable, a function, or an object. The operator returns the data type.

Syntax

typeof operand
or
typeof(operand)

typeof returns: boolean, function, number, string, and undefined. The following table summarizes possible values returned by the typeof operator.