Regular Expressions 101

Community Patterns

Community Library Entry

0

Regular Expression
PCRE2 (PHP >=7.3)

/
^([abcdefghijklmnopqrstuvwxyz01234567890-]+\.)+[abcdefghijklmnopqrstuvwxyz01234567890\-]+$
/
gm

Description

Super dumb sanity check for valid host

Submitted by anonymous - 3 years ago