useconst.java

来自「清华大学第二版」· Java 代码 · 共 11 行

class Const{
	final float PI = 3.14f;
	final String language = "Java";
}
public class UseConst{
	public static void main(String args[]){
		Const myconst = new Const();
	 	myconst.PI=3.1415926f;	
	}
  }