Regular Expressions 101

Library entries

0
javascript

Finding norwegian address

no description available
Submitted by Håkon Antonsen - 8 years ago
0
javascript

Azeri full name js validation

no description available
Submitted by Noone - 8 years ago
0
python

Finding SEI File Date in File Name

For flags data
Submitted by Andrew Chalk - 8 years ago
0
javascript

CEP

no description available
Submitted by anonymous - 8 years ago
0
python

my regex for multiline

multiline input with tagged
Submitted by Ali GÖREN - 8 years ago
0
javascript

test

no description available
Submitted by anonymous - 8 years ago
0
javascript

Website URL

no description available
Submitted by anonymous - 8 years ago
0
python

single line acronym

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

Email

validate email address
Submitted by anonymous - 7 years ago
0
javascript

3-50 all

no description available
Submitted by anonymous - 7 years ago

Username with "_" "-"

Vote

12

Regular Expression
javascript

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

Description

Loading markdown...
Submitted by Gianvy - 8 years ago