grade.java

来自「java 教程相应的代码 全是自己写的内附注释 很容易看明白的」· Java 代码 · 共 9 行

package demo.chapter05.access;

public abstract class Grade {
	
	public static final char A = 'A';
	public static final char B = 'B';
	public static final char C = 'C';
	public static final char D = 'D';
}