Regular Expressions 101

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Community Patterns

1

Match 24-Hour Time with Optional Seconds

PCRE2 (PHP >=7.3)
touch-notes.com
Submitted by anonymous - a year ago
1

Match Valid CSS Properties

PCRE2 (PHP >=7.3)
AlpineAngels.net
Submitted by anonymous - a year ago
1

Match Non-Whitespace Characters

PCRE2 (PHP >=7.3)
BestTechTime.com
Submitted by anonymous - a year ago
1

Match US ZIP Code and Extension

PCRE2 (PHP >=7.3)
ButFirstCreate.com
Submitted by anonymous - a year ago
1

Match Optional URL Path

PCRE2 (PHP >=7.3)
EducationalPage.net
Submitted by anonymous - a year ago
1

Match Valid UUID v4

PCRE2 (PHP >=7.3)
LariMedia.org
Submitted by anonymous - a year ago
1

Match IPv6 Address

PCRE2 (PHP >=7.3)
Movin4Life.org
Submitted by anonymous - a year ago
1

Match Legal HTML Tags

PCRE2 (PHP >=7.3)
NewNulled.com
Submitted by anonymous - a year ago
1

Match Valid HTML5 Color Names

PCRE2 (PHP >=7.3)
RascalJournal.com
Submitted by anonymous - a year ago
1

Match Passwords with Minimum Length and Special Characters

PCRE2 (PHP >=7.3)
SimsWriters.com
Submitted by anonymous - a year ago
1

Match SQL Comments

PCRE2 (PHP >=7.3)
fluiddigitalmedia.com
Submitted by anonymous - a year ago
1

Match Hexadecimal Strings regex

PCRE2 (PHP >=7.3)
hackingtechnicalinterview.com
Submitted by anonymous - a year ago
1

Match US ZIP Code with Optional Extension

PCRE2 (PHP >=7.3)
miyuediy.net
Submitted by anonymous - a year ago
1

Match Times in 12-Hour Format (HH AM/PM)

PCRE2 (PHP >=7.3)
onlinebusinessshop.net
Submitted by anonymous - a year ago
1

Match Decimal Numbers with Thousand Separator

PCRE2 (PHP >=7.3)
BusinessMagHub.com
Submitted by anonymous - a year ago
1

Match Credit Card Numbers (Visa, MasterCard)

PCRE2 (PHP >=7.3)
DesignMagazines.net
Submitted by anonymous - a year ago
1

Match HTML Tags with Attributes

PCRE2 (PHP >=7.3)
DoWiesPlace.com
Submitted by anonymous - a year ago
1

Match Username with Special Characters

PCRE2 (PHP >=7.3)
NetBusinessZone.com
Submitted by anonymous - a year ago
1

Match Specific File Extensions (e.g., .jpg, .png)

PCRE2 (PHP >=7.3)
NewIntrEnds.com
Submitted by anonymous - a year ago
1

Match Non-Digit Characters

PCRE2 (PHP >=7.3)
TechnicalBudd.com
Submitted by anonymous - a year ago
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