Regular Expressions 101

Please wait while the app is loading...

Regular Expressions 101

@regex101DonateSponsorContactBug Reports & FeedbackWikiWhat's new?

Order By

Sponsors

Library entries

1
golang

Parse Kubernetes Resource URI Paths

This regex extracts Kubernetes Resource URIs. Copyright 2021 Mathew Wicks Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License....
Submitted by Mathew Wicks - a year ago
1
python

Monkaa Dataset

Parses Monkaa dataset filenames and extracts all the relevant labels
Submitted by IP - a year ago
1
javascript

Track1 credit card dump

Captures group that is either AMEX, MC, or Visa with or without start and end sentinels including discretionary data after section for name Does not support 13 digit credit cards, as they are not used anymore. Only allows for 15 digit AMEX and 16 digit Visa or MC
Submitted by BigDad - a year ago
1
javascript

Minecraft Log Parser 1.0

Improvements needed
Submitted by Crystal - a year ago
1
javascript

SharePoint On-Premises Validator

SharePoint On-Premises Validator
Submitted by anonymous - a year ago
1
javascript

Numbers only (including decimals) ( JS work fine)

Rejects first symbol if 0 and all other non number (doesn't includes .123 )
Submitted by Sofitt - a year ago
1
javascript

<input type="week" /> pattern

As 'week' input doesn't have a [pattern] attribute, you can check its value with this RegExp. Does not check if the given year has 52 or 53 weeks.
Submitted by Ann MB - a year ago
1
javascript

<input type="datetime-local" /> pattern

As 'datetime-local' input doesn't have a [pattern] attribute, you can check its value with this RegExp. Does not check if the given day corresponds to its month . Ex : 2019-02-30 will be considered as correct
Submitted by Ann MB - a year ago
1
javascript

<input type="date" /> pattern

As 'date' input doesn't have a [pattern] attribute, you can check its value with this RegExp. Does not check if the given day corresponds to its month. Ex : 1989-03-30 will be considered as correct
Submitted by Ann MB - a year ago
1
javascript

<input type="time" /> pattern

As 'time' input doesn't have a [pattern] attribute, you can check its value with this RegExp. You must provide hours and minutes. Seconds and milliseconds are optional. To "activate" seconds on the input, give it the step="" attribute with a number reprensenting the incrementation in seconds....
Submitted by Ann MB - a year ago
1
javascript

<input type="number" /> pattern

As 'number' is not implemented by all browsers, you can check your value with this RegExp.
Submitted by Ann MB - a year ago
1
python

Parse Data Fields

Parsing example
Submitted by anonymous - a year ago
1
javascript

Anything sorounded by " "

Match anything inside double quote string and set the first capture group with the content
Submitted by anonymous - a year ago
1
javascript

Decimal (with dot)

Decimal with a dot, if has a dot it needs a number following it
Submitted by anonymous - a year ago
1
javascript

Telegram Markdown Escaping Backslashed asterisks

Telegram Markdown V2's bold (`) can be escaped by using \`. RegExp to validate it and get the actual contents inside.
Submitted by dcdunkan - a year ago
1
python

ds100reg2

Data 100 Regular Expressions, adapted from Princeton
Submitted by anonymous - a year ago
1
python

Get domain name from URL

Get domain name from URL
Submitted by anonymous - a year ago
1
python

Extract time from text

Extract time from text
Submitted by anonymous - a year ago
1
python

Paystub Basic Salary

Extract Amount and Date from Paystub
Submitted by MAJED MUSA GHANIM - a year ago
1
python

streets with one or more names with unicode characters in python

streets with one or more names with unicode characters in python
Submitted by Stanicio - a year ago
1...251252253254255256257...273

Match 4chan thread URL

Vote

2

Regular Expression
javascript

/
http(?:s)?\://boards\.4chan\.org/([a-z]*)/thread/([0-9]*)(?:\#[0-9a-z]*)?
/
g
Open regex in editor

Description

Loading markdown...
Submitted by Zeke Sonxx <github.com/zekesonxx> - 9 years ago