JavaScript String prototype Property: String Prototype Object - CodeLucky
JavaScript Object prototype Property: Understanding Object Inheritance ...
JavaScript String Object: Working with Strings - CodeLucky
JavaScript String toString() Method: String Representation - CodeLucky
JavaScript Object.create() Method: Creating Objects - CodeLucky
JavaScript prototypes. It doesn't have to be complicated.
Understand Prototypes and Prototypal Inheritance—JavaScript
Based on this image's title: “JavaScript String prototype Property: String Prototype Object - CodeLucky”