String str = "2P15S"; String[] nums = Regex.Split(str, "[a-zA-Z]+"); NotePad++正则搜索 ^(?=.*条件1)(?=.*条件1).*$ 相关文章: 2021-12-16 2021-06-13 2022-12-23 2021-12-07 2022-12-23 2022-12-23 2022-12-23 2021-09-15