teststatic.java

俄罗斯方块游戏java

//:TestStatic.java
public class TestStatic{
	public int instanceInteger=0;
	public int instanceMethod(){
		return instanceInteger;
	}
	public static int classInteger=0;
	public static int classMethod(){
		return classInteger;
	}
	public static void main(String[] args){//在这里创建自身的类
		//创建两个对象用于比较
		TestStatic anInstance=new TestStatic();
		TestStatic anotherInstance=new TestStatic();
		//分别对非静态属性赋值并输出
		anInstance.instanceInteger=1;
		anotherInstance.instanceInteger=2;
		System.out.print(anInstance.instanceMethod());
		System.out.print(anotherInstance.instanceMethod());
		//以类名对静态属性变量赋值并输出
		TestStatic.classInteger=7;
		System.out.print(classMethod());
		//以对象名调用，输出静态属性值System.out.println(anInstance.classMethod());
		System.out.print(anotherInstance.classMethod());
		//对象共用类的静态属性，改变其中一个对象的静态属性同类对象的该属性也改变
		anInstance.classInteger=9;
		System.out.print(anInstance.classMethod());
		System.out.println(anotherInstance.classMethod());
	}
}