Regular Expressions 101

Community Patterns

IPv4 Advanced

-1

Regular Expression
PCRE (PHP <7.3)

/
(?<![\.\*\d])(?:(?P<a>2(?:5[0-5]|[0-4]\d)|1\d{2})|(?:0)?(?P<a>[1-9]\d)|(?:00)?(?P<a>\d)|(?P<a>\*))\.(?:(?P<b>2(?:5[0-5]|[0-4]\d)|1\d{2})|(?:0)?(?P<b>[1-9]\d)|(?:00)?(?P<b>\d)|(?P<b>\*))\.(?:(?P<c>2(?:5[0-5]|[0-4]\d)|1\d{2})|(?:0)?(?P<c>[1-9]\d)|(?:00)?(?P<c>\d)|(?P<c>\*))\.(?:(?P<d>2(?:5[0-5]|[0-4]\d)|1\d{2})|(?:0)?(?P<d>[1-9]\d)|(?:00)?(?P<d>\d)|(?P<d>\*))(?![\.\*\d])
/
gJ

Description

no description available

Submitted by Abdullah Pazarbasi - 8 years ago