Regular Expressions 101

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Community Patterns

Search among 5,620 community submitted regex patterns...

1

Parcel ID (Michigan)

REGEX validator for Parcel IDs. Works for Michigan but may for other states if their parcel IDs have form "00-00-00-00-000-000".

Submitted by Lewis - 8 years ago

1

localhost ip's with port

Matches localhost ip range with optional port capture: 127.X.X.X or 127.X.X.X:PORT ToDo: check valid ip address.

Submitted by Rodrigo M. A. - 8 years ago

-1

localhost match range ip with port number

Matches all ips that points to localhost like, optionally capturing port number: 127.X.X.X and 127.X.X.X:

Submitted by Rodrigo M. A. - 8 years ago

-2

Roman numbers

ECMAScript (JavaScript)

This regex matches roman numbers from 1 (I) to 3999 (MMMCMXCIX)

Submitted by Nicolò Ribaudo - 8 years ago

0

Date Validation

ECMAScript (JavaScript)

This pattern validates all the possible dates for all months in YYYY-MM-DD format. Due to limitations of regex it can not validate the dates of february for leap year. It will allow the date 29 for leap year too. Make sure to validate that yourself.

Submitted by Ashutosh Agrawal - 8 years ago

2

yowsup-cli message parsing

This pattern parses the yowsup-cli message output to recover (otherwise lost) messages. Current yowsup version: v2.4

Submitted by kerel - 8 years ago

-2

Valid Email

ECMAScript (JavaScript)

Use this Regex for server-side validation also with some slight modifications like so for .NET -- @\w+([-+.']\w+)@\w+([-.]\w+)\.[a-zA-Z0-9]{2,6}(-.{2,6})*;

Submitted by Fred Scales - 8 years ago

1

Valid Email

ECMAScript (JavaScript)

This is the javascript equivalent that .NET uses in their server-side validators.

Submitted by anonymous - 8 years ago

2

Markup link

ECMAScript (JavaScript)

no description available

Submitted by anonymous - 8 years ago

1

check password

ECMAScript (JavaScript)

no description available

Submitted by anonymous - 8 years ago

0

shankar g mirpuri social security number

no description available

Submitted by anonymous - 8 years ago

0

html img tag src

ECMAScript (JavaScript)

get src url from img tag in html

Submitted by anonymous - 8 years ago

1

Select all numbers greater than 36 (python)

no description available

Submitted by Mansoor - 8 years ago

1

img

ECMAScript (JavaScript)

no description available

Submitted by anonymous - 8 years ago

-2

Name/Surname

ECMAScript (JavaScript)

Regex to constrain a text to have at least 2 strings. Compatible with 2nd-3rd-Nth names/surnames.

Submitted by BigL - 8 years ago

5

HTML img

ECMAScript (JavaScript)

Grabs all HTML tags

Submitted by Pirate11 - 8 years ago

1

id

ECMAScript (JavaScript)

no description available

Submitted by anonymous - 8 years ago

12

Username with "_" "-"

ECMAScript (JavaScript)

no description available

Submitted by Gianvy - 8 years ago

1

Ontario Licence Class Combinations

In Ontario, Canada, license classes are combined on the drivers license. This regex will parse out individual classes from the combination.

Submitted by Gregory Holley - 8 years ago

1

gg

no description available

Submitted by anonymous - 8 years ago

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