Regular Expressions 101

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Community Patterns

-3

ipv4 - short version

PCRE (PHP <7.3)
no description available
Submitted by gromozeka - 10 years ago
-3

IPv4 address

Python
Matches any IPv4 address
Submitted by anonymous - 9 years ago
-2

Regular expression for both IPv6 and IPv4 URL

PCRE (PHP <7.3)
no description available
Submitted by Henry Li - 11 years ago
-2

Find a IPV4

ECMAScript (JavaScript)
no description available
Submitted by Jon Dotsoy - 10 years ago
-2

IPv4

Python
allows for all legal IPv4 addresses
Submitted by anonymous - 10 years ago
-1

IP address regex of IPV4

PCRE (PHP <7.3)
The given regex matches the IPV4 address of given ip address string.
Submitted by Ayush - 10 years ago
-1

Hostname validator

PCRE (PHP <7.3)
Validates the format of IPv4/IPv6 hostnames as well as domain names.
Submitted by anonymous - 10 years ago
-1

Bluecoat Upstream ipv4-2

Python
Log: Bluecoat Event Type: Upstream Ref to Json: "Sources/Bluecoat/ipv4-2
Submitted by anonymous - 9 years ago
-1

IPv4 Advanced

PCRE (PHP <7.3)
no description available
Submitted by Abdullah Pazarbasi - 9 years ago
-1

IP Address validator

ECMAScript (JavaScript)
Validates IPv4 IP Address
Submitted by krzysp, fty4 - 8 years ago
-1

IPv4 Subnet Mask Verification

PCRE (PHP <7.3)
Intended to verify a valid IPv4 subnet mask against every valid IPv4 subnet mask possible using octet format. Does not check against a string that is using CIDR notation.
Submitted by anonymous - 6 years ago
-1

IPv4 Matcher

Java 8
This RE is divided into four parts. The first three parts are acceptable numbers from 0 to 255 followed by "." The last part is an acceptable number but not followed by "."
Submitted by EMAM1999 - 4 years ago
-1

IPv4 Address Match

ECMAScript (JavaScript)
Matches IP addresses
Submitted by jimbrig - 2 years ago
0

Dotted-decimal IPv4 address

PCRE (PHP <7.3)
Validates an IPv4 address for use as a URI host as defined in RFC-3986.
Submitted by ezzatron - 12 years ago
0

IPv4 private network address

PCRE (PHP <7.3)
Check if the given string is a private address
Submitted by Loïc Rameau - 11 years ago
0

Match IP (ipv4) addresses: [0.0.0.0]-[255.255.255.255]

PCRE (PHP <7.3)
Matches ranges from 0-255 for all four octets. Extra leading or trailing '.' invalidate the match, as do values > 255.
Submitted by OnlineCop - 10 years ago
0

trim IP

PCRE (PHP <7.3)
find leading zeros in ipv4 adresses
Submitted by anonymous - 10 years ago
0

ipv4

Python
no description available
Submitted by anonymous - 10 years ago
0

https://regex101.com/r/lS4dV7/1

Python
ipv4 address matching
Submitted by Unknown - 10 years ago
0

ipv4 address

ECMAScript (JavaScript)
no description available
Submitted by Xiaohui Xu - 10 years ago
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