Regular Expressions 101

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Community Patterns

0

GQL statement capturer

Python
no description available
Submitted by anonymous - 5 years ago
0

What You Want to match? (Only ") OR CHARECTERS BETWEEN " ????

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 5 years ago
0

RAMESH IS RAMESH ??

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 5 years ago
0

Autonote.json matching

PCRE (PHP <7.3)
Matches most of the Open Dental autonote.json exports for shifting text around
Submitted by anonymous - 5 years ago
0

Detecting Typical Australian Address (Street only)

Python
no description available
Submitted by anonymous - 5 years ago
0

positive numbers up to 100

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 5 years ago
0

m3u parser (bruh)

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 5 years ago
0

Emoji Identifier

PCRE (PHP <7.3)
Regex encontrara aqui: https://stackoverflow.com/a/20208095
Submitted by anonymous - 5 years ago
0

one

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 5 years ago
0

Acceptable text input

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 5 years ago
0

A4Cpfl

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 5 years ago
0

index line up 20200603

Python
no description available
Submitted by anonymous - 5 years ago
0

sentence selection with specific words in proximity

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 5 years ago
0

Javascript GUID regex

ECMAScript (JavaScript)
Validate GUID using a regex expression. Does not allow: Mismatched enclosing braces. Incorrect numbers of characters per grouping. Incorrect number of groupings....
Submitted by stom - 5 years ago
0

Validate proper formating for a single short hostanme or DNS FQDN or IPv4 address

PCRE (PHP <7.3)
Accepts: Valid IPv4: 127.0.0.1 192.168.1.1 192.168.1.255 192.168.255.255...
Submitted by anonymous - 5 years ago
0

Final Exchange Amount

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 5 years ago
0

sentence selection for Tamil

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 5 years ago
0

Validate unsigned non null short integer (16bits / 2 Bytes)

PCRE (PHP <7.3)
Validate a unsigned integer in the range 1-65535 This can for example be a UDP or TCP port number
Submitted by anonymous - 5 years ago
0

Javascript GUID regex

ECMAScript (JavaScript)
Validate GUID using a regex expression (not RFC4122-complete!). Does not allow: Mismatched enclosing braces. Incorrect numbers of characters per grouping. Incorrect number of groupings....
Submitted by R Mason - 5 years ago
0

Emerson

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 5 years ago
1...303304305306307...902

Community Library Entry

0

Regular Expression
PCRE (PHP <7.3)

/
^((?=[0-9.]+$)((25[0-5]|(2[0-4]|1[0-9])[0-9]|[1-9]?[0-9])\.){3}(25[0-5]|(2[0-4]|1[0-9])[0-9]|[1-9]?[0-9])|(?=[0-9.]*[a-zA-Z])([a-zA-Z0-9]|[a-zA-Z0-9][a-zA-Z0-9-]{0,61}[a-zA-Z0-9])((\.([a-zA-Z0-9]|[a-zA-Z0-9][a-zA-Z0-9-]{0,61}[a-zA-Z0-9]))*(\.[a-zA-Z]{2,31}))+)$
/
gm
Open regex in editor

Description

Accepts:

Valid IPv4:

127.0.0.1 192.168.1.1 192.168.1.255 192.168.255.255 0.0.0.0

Valid Hostnames:

abdc N7

Valid FQDN:

ABCD.fr truc-bidule.com sub.one-stuff.somewhere.com sub1.sub2.sub3.sub4.sub5.sub6.net

Rejects all the rest:

127.0.0.1 192.168.1.1a 192.068.1.255 30.168.1.255.1 127.1 192.168.1.256 -1.2.3.4 1.1.1.1. 3...3

523 rêve abc.f abc.c6 -n.fr abc.org a bc.fr ab. net to to to_to my_thing.com

Submitted by anonymous - 5 years ago