引用传递

weixin_30715523

于 2015-01-11 23:32:00 发布

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CC 4.0 BY-SA版权

原文链接：http://www.cnblogs.com/tianhao/p/4217482.html

package test;

public class 引用传递 {

	static StringBuffer a=new StringBuffer("aa");
	static StringBuffer b=new StringBuffer("bb");
	static StringBuffer yy[] =new StringBuffer[2];
	
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		yy[1]=b;
		yy[0]=a;
		StringBuffer xx[] =new StringBuffer[]{new StringBuffer("cc"),new StringBuffer("dd")};
		xx[1]=yy[1];
		System.out.println(yy[1]);//bb
		xx[1]=xx[1].append("aa");
		System.out.println(xx[1]);//bbaa
		System.out.println(yy[1]);//bbaa
	}

}

转载于:https://www.cnblogs.com/tianhao/p/4217482.html