Regular Expressions 101

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Library entries

6
python

Find consecutive duplicate words

no description available
Submitted by anonymous - 7 years ago
6
javascript

Email with + symbol

email that accepts the plus (+) symbol
Submitted by luckcheese - 7 years ago
6
javascript

HTML img

Grabs all HTML tags
Submitted by Pirate11 - 7 years ago
6
javascript

Email

no description available
Submitted by anonymous - 6 years ago
7
python

CSS Import

no description available
Submitted by anonymous - 8 years ago
7
javascript

Match text (not within html tag)

no description available
Submitted by Moistly - 7 years ago
7
python

repeat group match

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

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Submitted by krzysp - 7 years ago