JSFiddle - React, Tailwind, and code Playground

by dk_dragonknight

JavaScript

var data = {"Top":{"person":{"A":"a","B":"b"}}};


if(data.Top.person instanceof Array)
alert(data.Top.person.length);
else 
alert("I AM OBJECT");

if(Object.prototype.toString.call(data.Top.person) === '[object Array]')
alert(data.Top.person.length);
else 
{
var p = data.Top.person;
delete data.Top.person;
data.Top.person = [];
data.Top.person.push(p);
alert(data.Top.person.length);
}