朱老板懂得“没钱就不要出来玩”的道理，除了小费，也会给心仪的小姐送礼物。“虽然是动物，但还是人，人是讲感情的。”有几次他喝晕了，甚至想把心仪的女孩子娶回去当太太。清醒以后，还是乖乖回家。
Lookaround expressions enable the creation of regular expressions
，详情可参考钉钉
Consumer prices rose 2.4% over the 12 months to February, the same pace as the prior month, as rising food and housing costs were offset by falling prices for other items, such as used cars.。业内人士推荐手游作为进阶阅读
if (FIXNUMP (obj)) // P: check type tag