Regular Expressions 101

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Library entries

103
javascript

trim

trim string
Submitted by fp - 9 years ago
34
javascript

IP Address validator

Validates IPv4 IP Address
Submitted by krzysp - 7 years ago
30
javascript

Email address (most used)

Email address, most used cases
Submitted by Jago - 7 years ago
16
javascript

http url regex

general purpose HTTP URL regex
Submitted by Miguel Castillo @manchagnu - 7 years ago
15
javascript

Hashtag

The secret of the Twitterverse.
Submitted by Joogl - 8 years ago
14
javascript

Email (RFC2822)

Email address compliant with RFC2822
Submitted by Jago - 7 years ago
13
javascript

us postal/zip

no description available
Submitted by jay johnson - 8 years ago
12
javascript

Username with "_" "-"

no description available
Submitted by Gianvy - 7 years ago
12
javascript

US Currency Format

no description available
Submitted by anonymous - 6 years ago

Date extractor

Vote

1

Regular Expression
javascript

/
^([1-9]\d*)-(0[1-9]|1[0-2])-(0?[1-9]|[1-2]\d|3[0-2])(?:\x20([01][0-9]|2[0-3]):([0-5]\d):([0-5]\d)(\.\d+)?)?$
/
gm

Description

Loading markdown...
Submitted by luis140219 on GitHub - 7 years ago