正则表达式中 (?=pattern) (?!pattern) (?<=pattern) (? 2018-08-06 12:33:58StackOverFlow上有个如下的问题:这里就会用到正向肯定预查(?=pattern):转载于:https://www.cnblogs.com/TIMHY/p/9429639.html php 2024-01-25 38 点赞 0 评论 57 浏览