package?one;
//這是父類代碼
public?class?Che?{
????public?String?ji;
????public?void?zhuangbi(){
????????System.out.println("蘋果手機(jī)可以在車上裝逼");
????}
}
package?one;
//這是子類代碼
public?class?Gongjiaoche?extends?Che?{
????public?void?zhuangbi(){
????????System.out.println("蘋果手機(jī)可以在公交車上裝逼");
????}
}
package?one;
//這是測(cè)試代碼
public?class?Cs?{
????public?static?void?main(String?[]?args){
????????GongjiaoChe?che=new?GongjiaoChe();
????????che.ji="擠";
????????che.zhuangbi();
????????System.out.println("特點(diǎn):"+che.ji);
????}
}
2016-10-18
求采納,謝謝!
2022-03-25
。。。。。。固定定位可以理解為相對(duì)body的偏移量為0的絕對(duì)定位,相對(duì)定位可以理解為普通流(原位置不變) 絕對(duì)定位。不知道這樣可不可以
2016-10-18
可以了,原來(lái)是測(cè)試這段代碼這里聲明對(duì)象的類搞成父類了,已改過(guò)來(lái)了