package text;
public class TextFunction{
public static void main(String[] args) {
Bbb b=new Bbb();
System.out.println(b.add(3, 4));
}
}
//封装算数类
class Bbb{
public double add(double a,double b){
return a+b;
}
}
【java】加法函数的封装与调用
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转载自blog.csdn.net/qq_38304672/article/details/90083038
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