什么是类
class Person{
//属性,或者变量
String name;
boolean isMarried;
//构造器
public Person(){};
public Person(String n,boolean im){
name = n; isMarried = im;
}
//方法,或者函数
public void walk(){
System.out.println("人走路...");
}
public String display(){
return "名字是:"+name+",Married:"+isMarried;
}
//代码块
{
name = "Hanguo";
age = 19;
isMarried = true;
}
//内部类
class pet(){
String name;
float weight;
}
}