JavaScript Operators | Typeof JavaScript Operators Tutorial By WDH

JavaScript typeof Operators


JavaScript typeof Operator
The typeof operator is used to get the data type its operand. The operand can be either a variable, a function or an object.
The operator return the data type
The Syntax of typeof operator is as follows:
             typeof(operand)
 There are some typeof operators
Example
typeof “abc”           // returns string 
typeof 10               // returns number
typeof true             // returns boolean
typeof [1,4,7,8]      // returns object
Example
Output
number
string
boolean
undefined