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Community Patterns
Search among 11,820 community submitted regex patterns...
1
IP network check (CIDR notation
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
8 years ago
2
Numéro de sécurité sociale (France)
PCRE (PHP <7.3)
no description available
Submitted by
Anas
-
8 years ago
1
IPv4 and port (optional) validator
PCRE (PHP <7.3)
no description available
Submitted by
co_Opernicus
-
8 years ago
2
hex number check
PCRE (PHP <7.3)
check if a string is a hex number
Submitted by
anonymous
-
8 years ago
1
Find 7-letter Palindromes
Python
Find 7 letter words that are spelled the same forwards as they are backwards.
Submitted by
Christian Frost
-
8 years ago
1
SCO
PCRE (PHP <7.3)
Match to any fastlane or rap station.
Submitted by
John Morrow
-
8 years ago
1
Email regex
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
8 years ago
1
Verbose Python IP4 Address
Python
Verbose IP4 simple address re N.B. You need to ensure that the re is in trebble quotes r""" .... """
Submitted by
Steve (Gadget) Barnes
-
8 years ago
1
Hashtag system
PCRE (PHP <7.3)
no description available
Submitted by
bgrgndz
-
8 years ago
1
Select Only Text Within Tags
PCRE (PHP <7.3)
no description available
Submitted by
SMSVikasK
-
8 years ago
1
IP4 Address Checker
Python
Allows exaclty 4 groups of digits in the range 0..255 seperated by . characters
Submitted by
Steve (Gadget) Barnes
-
8 years ago
2
MONTHDAY
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
8 years ago
3
CSS Length Units
PCRE (PHP <7.3)
Matches CSS Length Units according to: http://www.w3schools.com/cssref/css_units.asp
Submitted by
Sander Backus
-
8 years ago
1
includes file name - exclude path name - for jpg file
PCRE (PHP <7.3)
no description available
Submitted by
L clarke
-
8 years ago
1
nao
PCRE (PHP <7.3)
nao
Submitted by
anonymous
-
8 years ago
-1
Workflow field converter
PCRE (PHP <7.3)
no description available
Submitted by
Brian Olson
-
8 years ago
4
DNS hostname well-formedness validation
PCRE (PHP <7.3)
Validates that a DNS hostname is well-formed only. You will still need to check that the overall length of the hostname, including the implied trailing "." (if not present), does not exceed 255 bytes.
Submitted by
Jeff Walter
-
8 years ago
1
Sunless Sea Game Note
Python
no description available
Submitted by
MestreLion
-
8 years ago
1
Trim Regex
PCRE (PHP <7.3)
no description available
Submitted by
Gabriel R. Sezefredo
-
8 years ago
1
Trim Regex
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
8 years ago
1
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591
Find 7-letter Palindromes
1
Regular Expression
Python
r"
(
[
a
-
z
]
)
(
[
a
-
z
]
)
(
[
a
-
z
]
)
(
[
a
-
z
]
\3\2\1
)
"
Open regex in editor
Description
Find 7 letter words that are spelled the same forwards as they are backwards.
Submitted by
Christian Frost
-
8 years ago