JSFiddle - React, Tailwind, and code Playground

by Alexey Demin

JavaScript

const jsonText = `{
    "Data": {
        "42": {
            "Id": "4321",
            "ImageUrl": "/media/35650717/42.jpg",
            "Symbol": "42",
            "FullName": "42 Coin (42)"
        },
        "PRC": {
            "Id": "3638",
            "ImageUrl": "/media/20393/prc.png",
            "Symbol": "PRC",
            "FullName": "ProsperCoin (PRC)"
        }
    }
}`;
const json = JSON.parse(jsonText);
console.log(json.Data['SPY']?.FullName ?? 'SPY not found');
if(json.Data.hasOwnProperty('XPY')){
  console.log('XPY: ' + json.Data['XPY'].FullName);
}