Regular Expressions 101

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Community Patterns

0

IPv4 Address Validation Regex

Golang
IPv4 Address Validation Regex
Submitted by ulgena - 2 years ago (Last modified 2 years ago)
0

First letter of compound name with accent (space, apostrophe and hyphen)

ECMAScript (JavaScript)
First letter of compound name with accent (space, apostrophe and hyphen)
Submitted by Nale974 - 2 years ago
0

South African ID Numbers

PCRE2 (PHP >=7.3)
This is a Regex for South African ID numbers. SA ID numbers' format is the following: YYMMDD GGGG CAZ ...
Submitted by Riaan van den Berg - 2 years ago (Last modified a year ago)
0

正規式向後看

PCRE2 (PHP >=7.3)
抓括號後的文字
Submitted by Devin - 2 years ago
0

Extract CREATE TABLE statements from SQL dump file

PCRE2 (PHP >=7.3)
Usage: pcre2grep -M -e'^(CREATE TABLE*?;)' dump.sql > create-tables.sql
Submitted by Daniel J. Post - 2 years ago
0

Extract file name from path

PCRE2 (PHP >=7.3)
Extracts string between the last / and .
Submitted by superfranky32 - 2 years ago
0

To Identify Valid Date Formats

PCRE2 (PHP >=7.3)
We can identify the valid Date formats using this regex.
Submitted by Sabareesan S - 2 years ago
0

MyRegex

ECMAScript (JavaScript)
Parse
Submitted by anonymous - 2 years ago
0

匹配特定注释和属性内容，添加额外属性

PCRE2 (PHP >=7.3)
//绑定业务员分配量 private int bindSchedulerCount; 替换成 //绑定业务员分配量 private int bindSchedulerCount; //绑定业务员准确率...
Submitted by fu jw - 2 years ago
0

import syntax for regex with grouping

ECMAScript (JavaScript)
HAYO!
Submitted by CreeJee - 2 years ago
0

Semver regex

PCRE2 (PHP >=7.3)
Example of regex for semver with pre-releases
Submitted by anonymous - 2 years ago
0

Smile

PCRE2 (PHP >=7.3)
Accepts : ':' and ';' for eyes Optional : '-' and '~' for nose Accepts : ')' and 'D' for mouth
Submitted by annickFro - 2 years ago
0

find number with comma and string

PCRE2 (PHP >=7.3)
find a number with a comma and continue with a string ex. 1,000 AED
Submitted by anonymous - 2 years ago
0

Números reales

PCRE2 (PHP >=7.3)
Números reales
Submitted by Carlos Osmar - 2 years ago
0

Validación de palabra USFX

PCRE2 (PHP >=7.3)
Puede validar diferentes maneras de escribir la palabra Universidad Mayor, Real y Pontificia de San Francisco Xavier de Chuquisaca
Submitted by Carlos Osmar - 2 years ago
0

Validación de fecha

PCRE2 (PHP >=7.3)
Este código validará la fecha
Submitted by Carlos Osmar - 2 years ago
0

Doble Espacio

PCRE2 (PHP >=7.3)
Encuentra texto con toble espacio
Submitted by Carlos Osmar - 2 years ago
0

matching the end integer at the end of a command and capture the integer

Python
trig:seq:lev\s+([+-]?\d+)
Submitted by anonymous - 2 years ago
0

Capture Words

ECMAScript (JavaScript)
Get each word from a text.
Submitted by anonymous - 2 years ago
0

Amount (Number with two decimal places)

ECMAScript (JavaScript)
| valid | invalid | |:----------|:------------| | 0.00 | 1 | | 0.99 | 1. | | 10.00 | 1.9 | | 999.99 | 1,99 |...
Submitted by anonymous - 2 years ago
1...9293949596...900

Community Library Entry

0

Regular Expression
PCRE2 (PHP >=7.3)

/
(?:<[^>]*>)?(accessed(?:\s*\:?\s*| on ))((?:[0-2]?[0-9]?|30|31)(?:st|nd|rd|th)?)(?:<\/[^>]*>)?([\.\-\/ ])(Jan(?:uary)?|Feb(?:ruary)?|Mar(?:ch)?|Apr(?:il)?|May|June?|July?|Aug(?:ust)?|Sep(?:tember)?|Oct(?:ober)?|Nov(?:ember)?|Dec(?:ember)?|[1-9]|1[012])([\.\-\/ ])(?:<[^>]*>)?(20\d{2})(?:<\/[^>]*>)?
/
gm
Open regex in editor

Description

We can identify the valid Date formats using this regex.

Submitted by Sabareesan S - 2 years ago