javascript how to know type of variable
var foo = "Hello";
console.log(typeof foo); // stringjavascript how to know type of variable
var foo = "Hello";
console.log(typeof foo); // stringcheck data type in js
typeof("string"); //string
typeof(123); //numbercheck data type in js
typeof("iAmAString");//This should return 'string'
//NO camelCase, as it is a JS Keywordjavascript all type of data
let a = ["A", 1, true, [], [2, 'x'],{},{a:'B'}, NaN, undefined, null];
let s = a.toString();
console.log(s);//"A,1,true,,2,x,[object Object],[object Object],NaN,, "Copyright © 2021 Codeinu
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