Regular Expressions 101

Order By

Sponsors
There are currently no sponsors. Become a sponsor today!

Community Patterns

0

Extract URI from text copy

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

AN check

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

Ts to jsdoc

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

IPV4

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

Avoid Extra Spaces

PCRE (PHP <7.3)
Avoid Extra Spaces from https://medium.com/factory-mind/regex-cookbook-most-wanted-regex-aa721558c3c1
Submitted by anonymous - 5 years ago
0

HTML Tags

PCRE (PHP <7.3)
HTML Tags from https://medium.com/factory-mind/regex-cookbook-most-wanted-regex-aa721558c3c1
Submitted by anonymous - 5 years ago
0

Hexadecimal value

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

Valid email (RFC5322)

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

Username (simple)

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

Strong password

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

Bank account number

ECMAScript (JavaScript)
3 to 12 digits in length only
Submitted by anonymous - 5 years ago
0

Strong password

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

2 of a kind

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

IPv4 address

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

“Defanged” URL or IPv4 address

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

Assembler Instruction

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

ms-style-html

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

ms-style-txt

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

investigator_Name_Tier

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

Find first slash in path

PCRE (PHP <7.3)
no description available
Submitted by #madeux - 5 years ago
1...274275276277278...902

Community Library Entry

0

Regular Expression
PCRE (PHP <7.3)

/
^((?: )*).+(?:\n\1((?: )+).*)(?:\n\1(?:(?: )+).*)*
/
gm
Open regex in editor

Description

group 1: base indent group 2: indentation spaces

a very generic code capturer

Submitted by anonymous - 5 years ago