Regular Expressions 101

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Community Patterns

Search among 18,040 community submitted regex patterns...

1

Instagram hashtag regex

ECMAScript (JavaScript)

Simple and easy regex to find valid IG hastags in a string

Submitted by Navanshu Rastogi - Febnik - 4 months ago (Last modified 4 months ago)

1

Matching Alphanumeric Strings with Underscores and Dashes

PCRE2 (PHP >=7.3)

Submitted by anonymous - 4 months ago

1

Matching Variable Names (e.g., JavaScript, Python)

PCRE2 (PHP >=7.3)

Submitted by anonymous - 4 months ago

1

Matching Time in 12-Hour Format

PCRE2 (PHP >=7.3)

thedigitalnest.com

Submitted by anonymous - 4 months ago

1

Matching Dates in MM-DD-YYYY Format

PCRE2 (PHP >=7.3)

Submitted by anonymous - 4 months ago

1

Matching URL Parameters

PCRE2 (PHP >=7.3)

teamangelicvm.com

Submitted by anonymous - 4 months ago

1

Matching Strings with No Special Characters

PCRE2 (PHP >=7.3)

Submitted by anonymous - 4 months ago

1

Matching Dates with Day of Week (e.g., Monday, August 14, 2024)

PCRE2 (PHP >=7.3)

mayurscanecorner.com

Submitted by anonymous - 4 months ago

1

Match Valid Ethereum Address

PCRE2 (PHP >=7.3)

Submitted by anonymous - 4 months ago

1

Match Valid Bitcoin Address

PCRE2 (PHP >=7.3)

Submitted by anonymous - 4 months ago

1

Match Safe Filename

PCRE2 (PHP >=7.3)

Submitted by anonymous - 4 months ago

1

Match URL Path with Optional Query Params

PCRE2 (PHP >=7.3)

diversitystars.com

Submitted by anonymous - 4 months ago

1

Validate Credit Card Expiration Date

PCRE2 (PHP >=7.3)

digitalogymedia.com

Submitted by anonymous - 4 months ago

1

Match Email with Domain Validation

PCRE2 (PHP >=7.3)

Submitted by anonymous - 4 months ago

1

Extract Phone Number with Extension

PCRE2 (PHP >=7.3)

Submitted by anonymous - 4 months ago

1

Email with Optional Subdomain

PCRE2 (PHP >=7.3)

Submitted by anonymous - 4 months ago

1

Non-Greedy Match

PCRE2 (PHP >=7.3)

bushrevealed.com

Submitted by anonymous - 4 months ago

1

Currency Amount

PCRE2 (PHP >=7.3)

Submitted by anonymous - 4 months ago

1

XML Attribute

PCRE2 (PHP >=7.3)

Submitted by anonymous - 4 months ago

1

Match Credit Card Number with Optional Spaces

PCRE2 (PHP >=7.3)

Submitted by anonymous - 4 months ago

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Community Library Entry

1

Regular Expression
ECMAScript (JavaScript)

/

^(?:[^\s@]*)[\w]{1}@{1}(?:[^\s@]+)[\.]{1}(?:[^\s@]{1,255}\w{1})$

/

mg

Open regex in editor

Description

Simply e-mail pattern for html <input type="email" pattern=""> tag.

Submitted by KsaR99 - 4 months ago