Regular Expressions 101

Community Patterns

1

extract url from html markdown

PCRE2 (PHP >=7.3)
222
Submitted by seocringe - 2 years ago
1

url regex

PCRE2 (PHP >=7.3)
Submitted by - 2 years ago
1

iCal

PCRE2 (PHP >=7.3)
iCal parser
Submitted by Appenjel - a year ago
1

find text in html

PCRE2 (PHP >=7.3)
for tp
Submitted by anonymous - a year ago
1

find all url in <a> in html

PCRE2 (PHP >=7.3)
for tp
Submitted by anonymous - a year ago
1...34567...121

Get ip address (only ipv4) Validator

2

Regular Expression
.NET 7.0 (C#)

@"
(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)
"
gmi

Description

Loading markdown...
Submitted by Mr.Tang - a year ago
(Last modified a year ago)