ReasonJun

Solidity is an object-oriented programming language, which means that it supports the concepts of classes, objects, and methods. Class A class is a blueprint for creating objects. It defines the structure and behavior of objects. A class can contain state variables, functions, and other classes. Object An object is an instance of a class. It has the state variables and functions defined in the c..

// this binding // 'this' is dynamically determined by the caller! function Hello(name) { this.name = name; this.printName = function () { console.log(`My name is ${this.name}`); }; } function YourName(name) { this.name = name; this.printName = function () { console.log(`Your name is ${this.name}`); }; } const youjun = new Hello('youjun'); const neo = new YourName('neo'); youjun.printName(); // ..

declaration method built-in way inline method Link method ⇒ Parallel method import method @import url("./box.css"); css selector basic // Universal Selector * { color: red; } // Type Selector li { color: red; } // Class Selector .orange { color: red; } // ID Selector #orange { color: red; } complex // Basic Combinator span.orange{ color: red; } // Child Combinator ul > .orange { color: red; } //..