Regular Expressions 101

Community Patterns

1

loyal

PCRE2 (PHP >=7.3)
loyal
Submitted by anonymous - 4 days ago
1

named capture

PCRE2 (PHP >=7.3)
simple named capture
Submitted by Gene - 5 days ago

Date: DD-MM-YYYY hh:mm:ss

18

Regular Expression
Recommended
PCRE (PHP <7.3)

/
^(0[1-9]|1\d|2[0-8]|29(?=-\d\d-(?!1[01345789]00|2[1235679]00)\d\d(?:[02468][048]|[13579][26]))|30(?!-02)|31(?=-0[13578]|-1[02]))-(0[1-9]|1[0-2])-([12]\d{3}) ([01]\d|2[0-3]):([0-5]\d):([0-5]\d)$
/
gm

Description

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Submitted by Ka. - 11 years ago