手写5种单例复习
package Sington;
public class sington1 {
private sington1() {
}
private static final sington1 INSTANCE =new sington1();
手写5种单例复习
package Sington;
public class sington1 {
private sington1() {
}
private static final sington1 INSTANCE =new sington1();
名师互学网 版权所有 (c)2021-2022 ICP备案号：晋ICP备2021003244-6号
