lc70与lc76区别？

lc76有自动挡吗？

胡巴V 2021-09-20 11:15 开发者_运维百科 工具车就是微面，微卡、单双排小货车、皮卡等……目前已知的只有昌河铃木浪迪有自动挡，四驱。大概六七万吧……阿雅克肖露西

Can I use an abstract class instead of a private __construct() when creating a singleton in PHP?

When creating a Singleton in PHP, I ensure that it cannot be instantiated by doing the following: class Singleton {