Regular Expressions 101

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Community Patterns

1

Function with n parameters in C-like syntax.

PCRE (PHP <7.3)
no description available
Submitted by elkamarado@gmail.com - 9 years ago
-3

ipv4 - short version

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

Node (common.js) require regex

PCRE (PHP <7.3)
Uses a single string to match any node require variables
Submitted by amird and andyt - 9 years ago
1

Name file Val

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
0

A regex that tries to replace every instance in your site

PCRE (PHP <7.3)
For better exception capturing
Submitted by anonymous - 9 years ago
0

Key/Value pairs with multiline support

PCRE (PHP <7.3)
Key/Value pairs with multiline support
Submitted by Alexander Krutov - 9 years ago
1

sql perf log

PCRE (PHP <7.3)
13 fields, 12 comma's from right (all left hand ones need to be ignored as they're part of the sql statements)
Submitted by Sandra - 9 years ago
1

new

PCRE (PHP <7.3)
sdsada
Submitted by anonymous - 9 years ago
1

Extract times from a string

PCRE (PHP <7.3)
I use this to extract and later calculate the difference between two times.
Submitted by Ernie C. - 9 years ago
0

URL validation with http/https

PCRE (PHP <7.3)
URL validation with http/https
Submitted by Gunjan - 9 years ago
0

parse mysqldump INSERT statement field values (handles unescaping)

PCRE (PHP <7.3)
This will parse the fields portion of a mysqldump lines such as: INSERT INTO users VALUES (42,'Bob',12.34,NULL,'It\'s ok!');
Submitted by Steve Shreeve - 9 years ago
6

Username:Password

PCRE (PHP <7.3)
Regex For finding username:password
Submitted by Ghost - 9 years ago
4

Roman numeral detector

PCRE (PHP <7.3)
Detects valid Roman numerals (up to 3999), and splits into 4 capture groups: thousands, hundreds, tens, and units.
Submitted by Terence Linnell - 9 years ago
1

freedns.afraid.org/dynamic/

PCRE (PHP <7.3)
if you use the service you may want to know a state of some responses
Submitted by KUbo_0 - 9 years ago
1

BinarSkugga's Language Variable Parser

PCRE (PHP <7.3)
Detect and cut lines containing variables.
Submitted by BinarSkugga - 9 years ago
3

@font-face stuff

PCRE (PHP <7.3)
bits and pieces of reusable replacements in CSS @font-face rules
Submitted by mroncetwice - 9 years ago
1

Test CCPR message

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

afadfad

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

Replace second grouping with first

PCRE (PHP <7.3)
Identifies two groups, each group using a regex, then replaces group 2 with group 1.
Submitted by Stuart Shannon - 9 years ago
1

Extract PORT from URL

PCRE (PHP <7.3)
Extract port from URL
Submitted by anonymous - 9 years ago
1...564565566567568...614

Community Library Entry

0

Regular Expression
Python

r"
(```|`)(python)?\s*?\n?(from \S+ )?import \S+(\n.*?;)*\n((.*return \S+```)|(`return \S+`))
"
gm
Open regex in editor

Description

A regex that matches comments that adhere to the rules of r/ProgrammerHumor

Submitted by anonymous - a year ago