JavaScript Encapsulation
Encapsulation is one of the key concepts of object-oriented programming and repr...
Object extension.prototype
In addition to directly defining properties and methods in the constructor, we c...
JavaScript Object constructors
In addition to creating new objects, JavaScript gives us the ability to create n...
JavaScript Objects in functions
Functions can return values. But these values do not have to represent pri...
Existence check and enumeration of methods and properties
When dynamically defining new properties and methods in an object, it can be imp...
JavaScript Copying and comparing objects
Copying objects Unlike primitive data types, object data is copied by reference....