Regular Expressions 101

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Regular Expressions 101

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pcre

alluse

/^(?P0|[1-9]\d)\.(?P0|[1-9]\d)\.(?P0|[1-9]\d)(?:-(?P(?:0|[1-9]\d|\da-zA-Z-)(?:\.(?:0|[1-9]\d|\da-zA-Z-))))?(?:\+(?P[0-9a-zA-Z-]+(?:\.[0-9a-zA-Z-]+)*))?$/gm
Submitted by alluse - a month ago
0
java

match name and surname in a name.surname@domain.com email.

This will match any words that show up before the @ sign in an email. Digits, dots, commasz and other special characters are ignored.
Submitted by WojciechW - a month ago
0
javascript

date range

.
Submitted by anonymous - a month ago
0
python

match html reg

match html reg
Submitted by anonymous - a month ago
1
javascript

Extract email username from email address

This workspace contains the needed ECMAScript regex for use in Cloudflare Workers Email Routing.
Submitted by ~ajhalili2006 - a month ago
0
python

Name RegEx

Separate first and last names. Capitalization matters. Ignore middle initials but allow middle names. Multiple last names may be mistaken for middle names. Groups could be changed to capture middle names separately, middle initials, etc.
Submitted by anonymous - a month ago
0
java

CPF Number Repetition

It matches CPF (Cadastro de Pessoa Física) with all digits as the same number. Since CPF consists in a pattern ###.###.###-##, or ###########, and # being a single digit, this document cannot have all the 11 (eleven) digits as the same number. Therefore 000.000.000.000-00 would not be an example o...
Submitted by TheRockSaysOP - a month ago
0
python

sentence with colon regex

[\S\w]+\s?:\s?[\S▁]+
Submitted by wb - a month ago
0
pcre

Function arguments regex

A simple regex to match individual arguments of a function.
Submitted by anonymous - a month ago
0
javascript

Email teste

Email teste
Submitted by @rafaelteruyuki - a month ago
0
python

Spring Boot default log parser regex

Parses default spring boot logs and capture the following groups: i. ISO Timestamp, ii. Log Level, iii. Process ID (PID), iv. Thread name, v. Logger name, and vi. Log message
Submitted by Snehangshu Bhattacharya - a month ago
0
python

Assembler Instruction

Match double-argument assembler instructions, extracting opcode, operand_src, and operand_dst
Submitted by Sam Wagenaar - a month ago
0
python

2 parameters split by comma or arbitrary whitespace

title
Submitted by Sam Wagenaar - a month ago
0
javascript

Data por extenso

Data por extenso
Submitted by @rafaelteruyuki - a month ago
0
javascript

Telefone fixo com DDD

Matches the pattern (99) 999-999
Submitted by @rafaelteruyuki - a month ago
0
javascript

CEP

Match Brazilian zipcode pattern (CEP): 99999-999
Submitted by @rafaelteruyuki - a month ago
0
javascript

CPF

Regex para encontrar um CPF no formato: 999.999.999-99
Submitted by @rafaelteruyuki - a month ago
0
javascript

service selector parser

HV Platform
Submitted by anonymous - a month ago
0
python

match tree output

replace tree-like intandents to any others like hashtags or spaces
Submitted by anonymous - a month ago
0
javascript

Removing port number from URL

Find port number and remove it from URL
Submitted by M Rivas - a month ago
1234567...735

Match last repetition and remove it

Vote

1

Regular Expression
javascript

/
(a+)(.*)(\1)
/
g
Open regex in editor

Description

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Submitted by Icaruk - 3 months ago