Regular Expressions 101

Order By

Sponsors
There are currently no sponsors. Become a sponsor today!

Community Patterns

1

Matching an Email

ECMAScript (JavaScript)
no description available
Submitted by appsunited - 11 years ago
-2

Russian mobile number normilizer (dumb)

PCRE (PHP <7.3)
no description available
Submitted by fullpipe - 11 years ago
1

Match US Currency Amount

PCRE (PHP <7.3)
Group 1 has dollar amount with or without commas, Group 4 has optional cents.
Submitted by anonymous - 11 years ago
2

Get dynamic parameters from an URL

PCRE (PHP <7.3)
Gets the parameters (how many you want) from a url and organize into groups
Submitted by Caio Oliveira - 11 years ago
7

Split quotes and single words

ECMAScript (JavaScript)
Find " and ' quoted strings and "orphaned"/single words in a string
Submitted by LoveIsGrief - 11 years ago
1

Replace second (or further) html statement in a whole code

ECMAScript (JavaScript)
This regex replace the second tag content which has the prefix ":". If you want to replace the third, just increase the statement {1} to {2}, and so go on.
Submitted by Caio Oliveira - 11 years ago
1

regular expression to replace except text from html tags

ECMAScript (JavaScript)
expression to look for words in innerText & not in html tags as id or class or style name
Submitted by umarfarukh - 11 years ago
1

tags, tags in quotes

PCRE (PHP <7.3)
#day tralalala #"day" tralalala #'beautiful_day'
Submitted by voodoo free.dev.ua@gmail. - 11 years ago
483

regex101.com permalink id grabber

PCRE (PHP <7.3)
Grabs the ID for the regex101.com permalink code. If a revision number is provided, grab that as well.
Submitted by chris mccoy - 11 years ago (Last modified 7 months ago)
0

Grab text in double square brackets (excluding triple)

PCRE (PHP <7.3)
no description available
Submitted by Petah - 11 years ago
1

Check SQL Insert Into

PCRE (PHP <7.3)
no description available
Submitted by MelRight - 11 years ago
6

Password

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 11 years ago (Last modified a year ago)
8

Date time Advanced

PCRE (PHP <7.3)
no description available
Submitted by Mr.Neutro - 11 years ago
-2

Date time

PCRE (PHP <7.3)
no description available
Submitted by Mr.Neutro - 11 years ago
5

All href in a tag

PCRE (PHP <7.3)
Find all href in a tag
Submitted by Miron Yanovskiy - 11 years ago
3

Extract asp label

ECMAScript (JavaScript)
I am trying to extract the asp:label syntax using Regex but I am getting some error can some one help me
Submitted by anonymous - 11 years ago
9

Youtube ID match

PCRE (PHP <7.3)
This regex will match any Youtube video ID thrown at it and return one capturing group containing the ID.
Submitted by Jacob Overgaard - 11 years ago
2

Split Date

PCRE (PHP <7.3)
no description available
Submitted by Arun Kumar Sekar - 11 years ago
2

sample

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 11 years ago
1

Number, comma and dot

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 11 years ago (Last modified a year ago)
1...895896897898899...901

Community Library Entry

5

Regular Expression
ECMAScript (JavaScript)

/
(?=(?:^(?:\+?1\s*(?:[.-]\s*)?)?(?!(?:(?:.*\(.*)|(?:.*\).*)))(?:[2-9]1[02-9]|[2-9][02-8]1|[2-9][02-8][02-9]))|(?:.*\((?:[2-9]1[02-9]|[2-9][02-8]1|[2-9][02-8][02-9])\).*))(?:\+?1\s*(?:[.-]\s*)?)?(?:\(?([2-9]1[02-9]|[2-9][02-8]1|[2-9][02-8][02-9])\)?)\s*(?:[.-]\s*)?([2-9]1[02-9]|[2-9][02-9]1|[2-9][02-9]{2})\s*(?:[.-]\s*)?([0-9]{4})(?:\s*(?:#|x\.?|ext\.?|extension)\s*(\d{1,15}))?$
/
gm
Open regex in editor

Description

Validate North American phone numbers with capture groups for the Area Code, Exchange Code, Line Number, and Extension.

Submitted by AaronBoots - 8 years ago