Regular Expressions 101

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Library entries

102
javascript

trim

trim string
Submitted by fp - 9 years ago
35
javascript

IP Address validator

Validates IPv4 IP Address
Submitted by krzysp - 7 years ago
30
javascript

Email address (most used)

Email address, most used cases
Submitted by Jago - 7 years ago
17
javascript

http url regex

general purpose HTTP URL regex
Submitted by Miguel Castillo @manchagnu - 7 years ago
15
javascript

Hashtag

The secret of the Twitterverse.
Submitted by Joogl - 8 years ago
14
javascript

Email (RFC2822)

Email address compliant with RFC2822
Submitted by Jago - 7 years ago
13
javascript

us postal/zip

no description available
Submitted by jay johnson - 9 years ago
12
javascript

Username with "_" "-"

no description available
Submitted by Gianvy - 7 years ago
12
javascript

US Currency Format

no description available
Submitted by anonymous - 7 years ago

Get path from any text

Vote

5

Regular Expression
pcre2

/
((?:(?# path without "" )(?<opening>(?# 'C:/', '//', '//./<UNC/C:>', '//?/<UNC/C:>' or '%VariableWindows%')(?<UNCPrefix>[\/\\][\/\\][?.][\/\\](?:UNC[\/\\])?)?(?<montage>\b[a-zA-Z]:[\/\\])|(?:(?:(?&UNCPrefix))|(?:[\/\\][\/\\](?!(?&montage))))|(?:%\w+%[\/\\]?))(?:(?# directory btw // )[^\/\\<>:"|?\n\r ][^\/\\<>:"|?\n\r]*(?<![ ])[\/\\])*(?:(?#we search for fileName only if next character is pathFriendly)(?=[^\/\\<>:"'|?\n\r;, ])(?:(?#name file ? dir ?)(?:[^\/\\<>:"|?\n\r;, .](?: (?=[\w\-]))?(?:\*(?!= ))?(?!(?&montage)))+)?(?:(?#extention)\.\w+)*))|(?:(?# path quoted "" or '' )["'](?&opening)(?=.*?["'])(?:[^\/\\<>:'"|?\n\r]+[\/\\]?)+?["']))
/
g

Description

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Submitted by nitrateag - 8 days ago