checking type of variable in js code example
Example 1: javascript how to know type of variable
var foo = "Hello";
console.log(typeof foo); // string
Example 2: javascript check type of variable var
// You can use the built-in method 'typeof' in order to check the variable datatype
//examples:
typeof "hello" // "string"
//or
var a = 1;
typeof(a);
//the output will be > 'number'