Regular Expressions 101

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Library entries

8
python

repeat group match

no description available
Submitted by anonymous - 7 years ago
4
javascript

url

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

Match HTTP error code

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

leap year validate

Vote

1

Regular Expression
javascript

/
^(0?[1-9]|1\d|2[0-8]|29(?=[-]\d?\d[-](?!1[01345789]00|2[1235679]00)\d\d(?:[02468][048]|[13579][26]))|30(?![-]0?2)|31(?=[-]0?[13578][-]|[-]1[02]))[-](0?[1-9]|1[0-2])[-]([12]\d{3})$
/
gm

Description

Loading markdown...
Submitted by Ahosan Karim Asik - 7 years ago