Regular Expressions 101

Community Patterns

4

CloudFlare

PCRE2 (PHP >=7.3)
Cloud Flare
Submitted by anonymous - 3 years ago
4

Email

PCRE2 (PHP >=7.3)
email format control
Submitted by ahmetbarut - 3 years ago
3

example

PCRE2 (PHP >=7.3)
example
Submitted by anonymous - 3 years ago

RFC1918 - Private IPv4 addresses

2

Regular Expression
PCRE2 (PHP >=7.3)

/
^(10(\.(1?\d\d?|2([0-4]\d?|5[0-5])))(?2)|172\.(1[6-9]|2\d|3[0-2])(?2)|192\.168(?2))(?2)$
/
gm

Description

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Submitted by 0100101101001 - 2 years ago