Regular Expressions 101

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Library entries

-22
python

1

no description available
Submitted by anonymous - 8 years ago
-12
python

Easy Email detection

Easy Email Detection
Submitted by Philip Lawall - 8 years ago
-11
python

54

no description available
Submitted by anonymous - 9 years ago
-3
python

Just IP

ip address
Submitted by whoyas2 - 8 years ago
-3
python

IPv4 address

Matches any IPv4 address
Submitted by anonymous - 6 years ago
-2
python

example

match
Submitted by anonymous - 8 years ago
-2
python

eee

no description available
Submitted by anonymous - 8 years ago
-2
python

link

no description available
Submitted by NTP-[SADAS] - 8 years ago
-2
python

five word capture

no description available
Submitted by anonymous - 8 years ago
-2
python

python bracketed text

why doesn't this match text in brackets?
Submitted by anonymous - 7 years ago
-2
python

Host and domains

no description available
Submitted by anonymous - 7 years ago
-2
python

IPv4

allows for all legal IPv4 addresses
Submitted by anonymous - 7 years ago
-2
python

twitter usernames

no description available
Submitted by anonymous - 7 years ago

Parsing browser User Agents

Vote

18

Regular Expression
pcre

/
(?(DEFINE) (?P<ver>\d+(?:\.\d+)*(?![.\d])) (?P<agent>Mozilla/(?&ver)) (?P<os>(?&os_windows)|(?&os_linux)|(?&os_macintosh)|(?&os_ios)) (?P<os_windows>Windows[ ]\w+[ ](?&ver)) (?P<os_linux>Linux(?:[ ](?:i686|x86_64))?) (?P<os_macintosh>Macintosh) (?P<os_ios>(?:CPU[ ])?iPhone[ ]OS|CPU[ ]OS.*?like[ ]Mac[ ]OS[ ]X) (?P<device>(?&device_ios)|(?&device_firefox)|(?&device_android)) (?P<device_ios>iPhone|iPad) (?P<device_firefox>Mobile) (?P<device_android>Android(?:[ ](?&ver))?) (?P<browser> (?: (?&browser_ie) | (?&browser_safari) | (?&browser_chrome) | (?&browser_chromium) | (?&browser_firefox) | (?&browser_version) # | (?&browser_nexus) | (?&browser_mobile) | (?&browser_gsa) | (?&browser_quicklook) | (?&browser_opera) ) [ /] (?: [A-Z\d]+\b(?!\.) | (?&ver) ) ) (?P<browser_safari>(?:Mobile[ ])?Safari) (?P<browser_chrome>Chrome) (?P<browser_chromium>\b\w+\b[ ]Chromium) (?P<browser_firefox>Firefox) (?P<browser_ie>MSIE) (?P<browser_version>Version) (?P<browser_nexus>Nexus[ ]\d+[ ]Build) (?P<browser_mobile>Mobile) (?P<browser_gsa>GSA) (?P<browser_quicklook>QuickLook) (?P<browser_opera>OPR) ) ^ (?:(?=.*?(?P<Agent>(?&agent)))) (?:(?=.*?(?P<OS>(?&os)))) (?:(?=.*?(?P<Device>(?&device))))? (?:(?=.*?(?P<Browser>(?&browser)(?:[ ](?&browser))*)))?
/
gmx

Description

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Submitted by OnlineCop - 7 years ago