java书中小例子2

class xiyoujirenwu{  float height,weight; //生命成员变量 String  head,ear,hand,foot,mouth;  void speak(String s)  { head="歪着头"; System.out.println(s);}}class xiyouji  //主类{ public static void main(String args[]){ xiyoujirenwu  zhubajie,sunwukong; zhubajie=new xiyoujirenwu(); sunwukong=new xiyoujirenwu(); zhubajie.height=1.80f;    //给成员变量赋初值 zhubajie.ear="一双大耳朵"; zhubajie.head="大头"; sunwukong.height=1.62f; sunwukong.weight=1000f; sunwukong.head="秀发飘飘"; System.out.println("zhubajie的身高："+zhubajie.height); System.out.println("zhubajie的头："+zhubajie.head); System.out.println("sunwukong的重量："+sunwukong.weight);System.out.println("sunwukong的头："+sunwukong.head);zhubajie.speak("俺老猪想娶媳妇");//对象调用方法System.out.println("zhubajie现在的头："+zhubajie.head);sunwukong.speak("老孙我重1000斤,我想八戒背我");System.out.println("sunwukong现在的头："+sunwukong.head);}}