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.

I am trying to modify JavaScript objects in C so that whenever any of its properties or methods are called, a C function that is the same for all of them, is run, regardless of whether that property ...

Inside the function, we use a computed property name to create an object with the specified key and value. We then call the function twice with different arguments to create two different objects obj1 ...