Regular Expressions 101

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Community Patterns

0

IPv4 address

ECMAScript (JavaScript)
IPv4 address RegExp.
Submitted by Sling - 4 years ago
0

Remove leading zeros (on the left) on ipv4 (ip v4)

ECMAScript (JavaScript)
Regex to remove leading (on the left) zeros on ipv4 (ip v4) Source: https://autohotkey.com/board/topic/15491-regex-to-strip-leading-zeroes-out-of-an-ip-address-octet/
Submitted by YMP - 4 years ago
0

Replace line breaks and lines like "James 5:00 PM" to clean up messages copied from slack (iPFAnO/2)

PCRE2 (PHP >=7.3)
Before I recommend XMind 8 and not the newer XMind Zen (I have not tried XMind 2021). It is available here: xmind.net/download/xmind8 (edited) :heavy_plus_sign: 1...
Submitted by Maksim Zinovev - 4 years ago
0

IPv4 address from text

Python
Found in here, stackoverflow url.
Submitted by anonymous - 4 years ago
0

Windows Bitvise SSH Server Event Log

PCRE2 (PHP >=7.3)
Windows Bitvise SSH Server Event Log regex for "I_LOGON_AUTH_FAILED" events. Used in the IPBan configuration.
Submitted by paprikar - 4 years ago (Last modified 4 years ago)
0

ip_adress_ping_regex

Python
link to ip_regex
Submitted by anonymous - 4 years ago
0

PCRE2 ipv6

PCRE2 (PHP >=7.3)
Some cases of ipv6 at string begin
Submitted by anonymous - 4 years ago
0

IPv4 non zero first and last octet

PCRE2 (PHP >=7.3)
When validating an IPv4 address I often have to reject devices that the first and last octet are 0.
Submitted by John Cutburth - 4 years ago
0

IPv4 Address +/- CIDR Slash Notation

Python
Grabs an IPv4 address, and if it has a CIDR slash notation, then grab that too.
Submitted by dboyd42 - 4 years ago (Last modified 2 years ago)
0

IPv6

PCRE2 (PHP >=7.3)
small ipv6 regex
Submitted by anonymous - 3 years ago
0

LDAP URI regex

PCRE2 (PHP >=7.3)
ldap, ldaps, ipv4, ipv6 & dns (bare bones)
Submitted by anonymous - 3 years ago
0

ipv4

PCRE2 (PHP >=7.3)
Find ipv4 addresses
Submitted by anon - 3 years ago
0

ipv4

ECMAScript (JavaScript)
IPv4 string check in JavaScript RegEx
Submitted by clarkttfu@gmail.com - 3 years ago
0

IPV4 Grabber

PCRE2 (PHP >=7.3)
This expression grabs any IPV4 address from any text, any time, anywhere. Hopefully.
Submitted by Ricardo Chica - 3 years ago (Last modified 3 years ago)
0

match ipv4|匹配ipv4

PCRE2 (PHP >=7.3)
192.168.254.1 match 0.0.0.0 match 01.01.01.01 does not match 255.255.255.255 match 255.0.0.0 match 0.0.0.256 does not match
Submitted by nihuge - 3 years ago
0

Parse m3u8 IPTV playlist

PCRE2 (PHP >=7.3)
$1 or $channel = channel name $2 or $bullshit = text to ignore $3 or $url = channel url "HD" inside of `` group is search string to find all channels (with their urls) which names contain it. Feel free to play around with it.
Submitted by https://axenov.dev - 3 years ago
0

Procurar por IPv4

Python
Match em um IPv4 válido
Submitted by anonymous - 3 years ago
0

ipv4 match

PCRE2 (PHP >=7.3)
ipv4 match
Submitted by anonymous - 3 years ago
0

Ipv4 with optional port

.NET 7.0 (C#)
ipv4 with optional port
Submitted by anonymous - 3 years ago
0

Ipv4 validation

PCRE2 (PHP >=7.3)
regex for ip validation
Submitted by Amper - 3 years ago
1...910111213