Creating new objects You can create an object using an object initializer. Alternatively, you can first create a constructor function and then instantiate an object by invoking that function with the new …

Classes are a template for creating objects. They encapsulate data with code to work on that data. Classes in JS are built on prototypes but also have some syntax and semantics that are unique to …

JavaScript Object Notation (JSON) is a standard text-based format for representing structured data based on JavaScript object syntax. It is commonly used for transmitting data in web applications …

JavaScript Date objects represent a single moment in time in a platform-independent format. Date objects encapsulate an integral number that represents milliseconds since the midnight at the …

2. Creating objects An object is a JavaScript data type, just as a number or a string is also a data type. As a data type, an object can be contained in a variable. There are two ways to construct an object in …

3. Why can you use methods like .length, .repeat(), .concat(), and .slice() on a string primitive in JavaScript? Those methods exist natively on string primitives. JavaScript temporarily converts the …

I want to create a JavaScript object dynamically from two arrays of strings. One array is used for the key and another for the value. e.g. it should create * element.name="xyz"; *etc

JavaScript makes extensive use of objects, and supports object-oriented programming. But JavaScript also supports other programming styles, notably imperative and functional, and its objects are …