jquery source "named Extend Inheritance"

Mention the inheritance of JS many "great gods" will mention call,apply, simple object assignment inheritance, as well as the prototype chain inheritance, and many other ways and their shortcomings, but also will be some of the object-oriented design patterns "Tuan" out, And when asked about the extend of jquery, few people actually actually understand its "secret". In fact, the way to inherit jquery is a copy of the inheritance, but there is a little bit of "fishy" need everyone to understand. So look at this code right away:

var a1 = {prototype1: {i: "1"var b1 = {prototype1: {j:1 }}; Jquery.extend (A1, B1); Co Nsole.log (A1); Console.log (B1);

Code, the result of a console output is:

The b result of the console output is:

jquery source "named Extend Inheritance"