正则匹配今天之后的日期

RegExp

1.正则

(?=(?<y1000>2)|[3-9])(?#年1
)(?=\d(?(y1000)(?:(?<y1100>0)|[1-9])))(?#年2
)(?=\d{2}(?(y1100)(?:(?<y1110>1)|[2-9])))(?#年3
)(?=\d{3}(?(y1110)(?:(?<y1111>7)|[8-9])))(?#年4
)(?=[\d]{4}/(?(y1111)(?:(?<m10>1))))(?#月1
)(?=[\d]{4}/\d(?(m10)(?:(?<m11>1)|2)))(?#月2
)(?=[\d]{4}/\d{1,2}/(?(m11)(?:(?<d10>0?9)|[1-2]\d|3[0-1])))(?#日1到2
)^\d{4}(?:/\d{1,2}){2}$

2.测试文本

3000/1/1
2100/10/11
2021/1/1
2018/1/05
2017/12/01
2017/11/10
2017/11/9
2017/11/8
2017/10/9
2017/1/1
2014/11/2
0005/3/3

3.实例

点我看在线实例