46. Create a new variable named penguins and set it equal to an array that lists these three penguins! (Hint: remember you can put variable names inside an array, not just hard-coded values! And ...

Use popular 'grammar of data' syntax to filter and subset your two-dimensional JavaScript arrays and more. Here's how to use Arquero for data wrangling in Observable JavaScript and Node.js.

Is it possible to have a data structure in the rapidJSON DOM API that is an array where it's elements are json objects style as shown in the exmp_json example I have provided.

Built-in JavaScript objects and functions are ones you'll use all the time. Here's how to use Object, JSON, String, Math, Date, and console in your JavaScript programs.