java4-3中的抽象類
package?com.imooc; public?class?Cellphone?extends?Telphone?{ @Override public?void?call()?{ //?TODO?Auto-generated?method?stub } @Override public?void?message()?{ //?TODO?Auto-generated?method?stub } }在cell和message下劃紅線,提示(Multiple?markers?at?this?line -?implements?com.imooc.Telphone.message -?The?method?message()?of?type?Cellphone?must?override?or?implement?a?supertype?)
2016-04-03
你把@overside先刪掉后保存,再打開,就沒有了
2016-03-31
沒事的,測試程序運行一下就可以了
2016-03-22
你在方法里填上執(zhí)行語句試試,不行就把你的那個父類Telphone也貼上來唄
2016-03-22
你的問題是啥啊?