Answers for "how to find datatype in js"

11

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
Posted by: Guest on August-05-2021
6

javascript find type of variable

> typeof "foo"
"string"
> typeof true
"boolean"
> typeof 42
"number"

if(typeof bar === 'number') {
   //whatever
}
Posted by: Guest on May-16-2020
12

check data type in js

typeof("string"); //string
typeof(123); //number
Posted by: Guest on July-25-2020
5

check data type in js

typeof("iAmAString");//This should return 'string'
//NO camelCase, as it is a JS Keyword
Posted by: Guest on March-21-2020
1

check data type in js

var x = "Hello World";
typeof x; // "string"
Posted by: Guest on May-23-2020

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