Regular Expressions 101

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Regular Expressions 101

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javascript

Linux Uptime (match all possible cases with days, min and hours)

Text: 16:37:50 up 18 days, 19:59, load average: 0.23, 0.26, 0.29 11:12:08 up 899 days, 20:35, 2 users, load average: 0.28, 0.29, 0.25 15:19:17 up 22:45, load average: 0.18, 0.31, 0.36 11:11:11 up 12:55, 2 users, load averages: 0.00, 0.01, 0.06 11:11:11 up 55 min, 2 users, load averages: 0.00,...
Submitted by Feruz Ibadullaev - 34 minutes ago
0
javascript

Video renditions - Match dimensions and codec type

Most video is delivered in varying resolutions and has different codecs applied. This RegEx is used on a calculator that determines output minutes based on video and audio renditions that are in use.
Submitted by JVE - an hour ago
0
javascript

Audit cleanup

This cleans up the search results from VSCode so that we can paste the file list into Google Sheets.
Submitted by anonymous - 5 hours ago
1
javascript

Discord Nickname#Discriminator

Validates if a discord#discriminator is valid
Submitted by N0de - 6 hours ago
0
javascript

check alpha numeric

checks all strings containing alphabet and numeric
Submitted by chanaseptiari - a day ago
0
javascript

Strip ANSI CSI

Use control_sequence_filter group to find and remove ANSI CSI codes. Not tested thoroughly. Only for the task that was necessary for me
Submitted by Leonards Elksnis - 7 days ago
0
javascript

Youtube Twitch Channels

No need to customize. Works for every modern youtube/twitch channels
Submitted by mallusrgreat - 7 days ago
0
javascript

Match HTML tag with specific attributes

1
Submitted by anonymous - 9 days ago
0
javascript

Match time HH:MM:SS or MM:SS similar to YT chapters

Used in JS context to extract time from string metadata aka YouTube chapters. Trailing text and chars are ignored for each new line.
Submitted by JVE - 9 days ago
0
javascript

ISO date

Validates a date string as a valid iso entry
Submitted by Franco Grobler (franco199906@gmail.com) - 9 days ago
0
javascript

Company name

Company name
Submitted by anonymous - 10 days ago
0
javascript

Node-red DSMR reading

0:1.8.1(010972.842*kWh) normaal tarif
Submitted by anonymous - 11 days ago
0
javascript

E-mail address

RFC Compliant Email Address (https://datatracker.ietf.org/doc/html/rfc2822)
Submitted by David Bécu - 13 days ago
0
javascript

Match Emojis

Match all emojis using unicode
Submitted by Sagar Panchal - 14 days ago
0
javascript

city regex opposite

Do the opposite so we can test for invalid characters
Submitted by anonymous - 15 days ago
0
javascript

edgedb dsn parser

parse an edgedb DSN string
Submitted by dotlouis - 15 days ago
0
javascript

city

Letters, space and - , . ' & / 
Submitted by anonymous - 15 days ago
0
javascript

Streetname

Letters, numbers, space and  . ,  ' - /
Submitted by anonymous - 15 days ago
1
javascript

Match typescript filenames excluding .d.ts files

Match typescript filenames excluding .d.ts files This RegExp matches, ts tsx...
Submitted by @yumyum-web - 21 days ago
0
javascript

OBIEE Parse Repository Folder

Parse Repository Folder for Oracle BI
Submitted by anonymous - 22 days ago
1234...164

Date Validation

Vote

-2

Regular Expression
javascript

/
^(?:(?:(?:0?[13578]|1[02])(\/|-|\.)31)\1|(?:(?:0?[1,3-9]|1[0-2])(\/?|-|\.)(?:29|30)\2))(?:(?:1[6-9]|[2-9]\d)?\d{2})$|^(?:(?:0?2)(\/?|-|\.)(?:29)\3(?:(?:(?:1[6-9]|[2-9]\d)?(?:0[48]|[2468][048]|[13579][26])|(?:(?:16|[2468][048]|[3579][26])00))))$|^(?:(?:0?[1-9])|(?:1[0-2]))(\/?|-|\.)(?:0?[1-9]|1\d|2[0-8])\4(?:(?:1[6-9]|[2-9]\d)?\d{2})$
/
gm
Open regex in editor

Description

Loading markdown...
Submitted by anonymous - 8 years ago