贴点原版的（学习&锻炼e文）：1.构造方法和方法的比较

Understanding constructors

How constructors differ from methods

Summary
To learn Java, you must understand constructors. Because constructors share some characteristics with methods, it is easy for the Java beginner to confuse them. However, constructors and methods have important differences. If you are at all uncertain about this fundamental Java point, you should read this introductory-level tutorial. (1,200 words)