Regular Expressions 101

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Library entries

17
pcre

Between tags content

no description available
Submitted by Agustín Bouillet - 7 years ago
1
pcre

[\d]*

kostix@mail.ru
Submitted by anonymous - 7 years ago
1
pcre

Czech Bank Account Number

no description available
Submitted by Kuba - 7 years ago
1
javascript

DDDD, dd MMMM

Friday, 23 October
Submitted by nehakadam - 7 years ago
-2
pcre

boolean

Value must be either true or false
Submitted by nstaal - 7 years ago
2
pcre

find numbers with 2 commas

no description available
Submitted by anonymous - 7 years ago
1
pcre

WKT POINT to longtitude and latitude

no description available
Submitted by anonymous - 7 years ago
0
javascript

space

no description available
Submitted by anonymous - 7 years ago
1
pcre

Update something

no description available
Submitted by anonymous - 7 years ago
3
pcre

coffeescript operator

no description available
Submitted by anonymous - 7 years ago
0
python

match invalid postcode

match as long as not 5digit code
Submitted by anonymous - 7 years ago
1
pcre

H

I
Submitted by anonymous - 7 years ago
0
pcre

float

matches floats: 1.0f 1.0F .0f .1F 1f 1F
Submitted by Mateusz Paluch - 7 years ago

Username with "_" "-"

Vote

12

Regular Expression
javascript

/
^(?=.{3,20}$)(?![_.-])(?!.*[_.-]{2})[a-zA-Z0-9_-]+([^._-])$
/

Description

Loading markdown...
Submitted by Gianvy - 7 years ago