Regular Expressions 101

Sponsors

Library entries

4
javascript

url

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

country name

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

Bar Number

Length of 5 or 7. if 7, it should start with 20.
Submitted by Chris Roe - 7 years ago
3
javascript

email

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

WOrd with colon

no description available
Submitted by HJ - 7 years ago
-2
javascript

Word ending with colon

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

Simplistic email

no description available
Submitted by anonymous - 7 years ago

IP Address validator

Vote

35

Regular Expression
javascript

/
^(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$
/

Description

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