Regular Expressions 101

Sponsors

Library entries

2
pcre2

Check Phone numbers

Other patterns
Submitted by https://joserobinson.com - a year ago
2
pcre2

Grabify URL Detector

Detects any Grabify IP tracker links
Submitted by ShadowNox - a year ago
2
pcre2

UUID 4

Detects any UUID 4 strings
Submitted by ShadowNox - a year ago
2
javascript

Simple URL

Validate an URL input.
Submitted by @nuragic - 7 months ago
2
pcre2

Delete hour range

Select duplicate a.m. - p.m range
Submitted by profeivan - 5 months ago

us postal/zip

Vote

13

Regular Expression
javascript

/
(^[0-9]{4}?[0-9]$|^[0-9]{4}?[0-9]-[0-9]{4}$)
/
gm

Description

Loading markdown...
Submitted by jay johnson - 9 years ago