【菜鸟JAVA入门】02_对象的构造方法 this关键字
对象的构造方法
public class Employee{ private String name; private intsalary; public Employee(String n,int s){ name = n; salary = s; } public Employee(String n){ this(n,0);//this调用Employee(String n,int s)方法,等同于Employee(n,0){name = n ; salary = 0;} } public Employee(){ this("Unknown");//this调用Employee(String n)方法,等同于Employee("Unknown"){name = Unknown;salary = 0;} } }
this(n,0);//调用当前类中的方法
this.name = Fly; //使用当前类中的变量