Regular Expressions 101

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Library entries

15
javascript

Hashtag

The secret of the Twitterverse.
Submitted by Joogl - 8 years ago
16
javascript

http url regex

general purpose HTTP URL regex
Submitted by Miguel Castillo @manchagnu - 7 years ago
30
javascript

Email address (most used)

Email address, most used cases
Submitted by Jago - 7 years ago
34
javascript

IP Address validator

Validates IPv4 IP Address
Submitted by krzysp - 7 years ago
103
javascript

trim

trim string
Submitted by fp - 9 years ago

us postal/zip

Vote

13

Regular Expression
javascript

/
(^[0-9]{4}?[0-9]$|^[0-9]{4}?[0-9]-[0-9]{4}$)
/
gm

Description

Loading markdown...
Submitted by jay johnson - 8 years ago