JavaScript object-oriented usage analysis of this keyword_javascript skills

This article analyzes the usage of this keyword in object-oriented JavaScript with examples. Share it with everyone for your reference. The specific analysis is as follows:

When you need to initialize a certain property, you can use the this keyword in the prototype object. Such as the following example:

Copy code The code is as follows:

Note: The keyword this can only be used inside the prototype object. When used externally, this is equivalent to window. As an example below

Copy code The code is as follows:

I hope this article will be helpful to everyone’s JavaScript programming design.