how to find the type of data type a var is in js code example
Example 1: javascript how to know type of variable
var foo = "Hello";
console.log(typeof foo); // stringExample 2: check data type in js
var x = "Hello World";
typeof x; // "string"var foo = "Hello";
console.log(typeof foo); // stringvar x = "Hello World";
typeof x; // "string"