javascript how to know type of variable
var foo = "Hello"; console.log(typeof foo); // string
javascript how to know type of variable
var foo = "Hello"; console.log(typeof foo); // string
type of variable js
// get type of variable var number = 1 var string = 'hello world' var dict = {a: 1, b: 2, c: 3} console.log(typeof number) // number console.log(typeof string) // string console.log(typeof dict) // object
data type in javascript
var age = 18; // number var name = "Jane"; // string var name = {first:"Jane", last:"Doe"}; // object var truth = false; // boolean var sheets = ["HTML","CSS","JS"]; // array var a; typeof a; // undefined var a = null; // value null
check data type in javascript
typeof("string"); //string typeof(123); //number
check data type in js
typeof("iAmAString");//This should return 'string' //NO camelCase, as it is a JS Keyword
check data type in js
var x = "Hello World"; typeof x; // "string"
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