Regular Expressions 101

Please wait while the app is loading...

Regular Expressions 101

@regex101 Donate Sponsor Contact Bug Reports & Feedback Wiki What's new?

Order By

Filter by Flavor

Sponsors

All your environment variables, in one place

Library entries

Search library

0

Find GraphQL queries with missing id

It detects the following ` product { brand` and ignores ` product {...

Submitted by anonymous - 7 days ago

0

Search/Replace Pressure sensor calibration

Changing from MPa to Bar

Submitted by anonymous - 9 days ago

0

Replace letters in email address

Replace letters in email address but left the first and last letter before and after @

Submitted by Kaibo - 10 days ago

0

Remove all html from string

Remove all tags and special character such as  

Submitted by enrico mosca - 12 days ago

0

Closes properly self-closing tags in HTML

In an HTML will replace all auto-closed tags (/>) with a proper tag closing. It works even if the tag has a closing sign (>) inside an attribute.

Submitted by nabab - 20 days ago

-2

PHP Serialization String Validator

PHP serialize / unserialize __sleep __wakeup __serialize __unserialize

Submitted by Abdullah Pazarbasi - 23 days ago

0

Get anything between parentheses

Use to get any character, digit or space between parentheses

Submitted by Vini Pereira - a month ago

-1

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

Function arguments regex

A simple regex to match individual arguments of a function.

Submitted by anonymous - a month ago

0

semantic tags

Submitted by anonymous - a month ago

0

Isolate some string (any caracthers) in between isolators, none or many

This expression isolates a string or many strings of any caracthers that are preceded and are followed by a pair of colons in a long text string. Practical for tooltip insertion. Find a word in the string, search in the database, construct the tooltip and insert within the returned string. Use wi...

Submitted by Marc De Gagné - a month ago

0

Regex Colon Code For Emoji

Groups the ID, and finds the whole colon code

Submitted by ZackiBoiz - a month ago

1

URL Validator (HTTP and HTTPS)

Validate one URL HTTP and HTTPS

Submitted by Joaquim - a month ago

0

Mysite

Submitted by anonymous - a month ago

0

Parse getopt options from a Bash script

This will parse the parameters/arguments that a Bash script when it uses getopt(s). Groups: name,short,long,while Example cases: ...

Submitted by Spyingwind - a month ago

0

MBI Regex

validates against the MBI format published by CDC

Submitted by i410hlr - 2 months ago

0

Parse arguments

Parse arguments

Submitted by Ofir Yariv - 2 months ago

0

User-Agent

Submitted by sn3kdev - 2 months ago

0

Extract any http https and any url form

This will help you to extract any URL inside your text

Submitted by Abdullah Alweheid - 2 months ago

0

Parcing2

Submitted by anonymous - 2 months ago

1 2 3 4...463