Regular Expressions 101

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Search and Match an IP address in a string that may have either () or [] as boundaries.

Python

Search and Match an IP address in a string that may have either () or [] as boundaries.

Submitted by anonymous - 5 years ago

Community Library Entry

Regular Expression
PCRE2 (PHP >=7.3)

(?(DEFINE) (?'loc_part' [\w!#$%&'*+\-\/=?^`{|}~]+ ) (?'loc' \g'loc_part' (?: \. \g'loc_part' )* ) (?'subdom' [a-z] (?: [a-z\d-]* [a-z\d] )? ) (?'tld' [a-z]{2,6} ) ) (?'local' \g'loc' ) @ (?'domain' (?: \g'subdom' \. )+ \g'tld' )

ixg

Open regex in editor

Description

match some emails and extract their local part and domain

Submitted by dang duomg 191 - 4 months ago (Last modified 4 months ago)

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Search and Match an IP address in a string that may have either () or [] as boundaries.

Name regex

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Community Library Entry

Regular ExpressionPCRE2 (PHP >=7.3)

Description

Regular Expression
PCRE2 (PHP >=7.3)