Regular Expressions 101

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Community Patterns

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
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
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
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
1

Number, comma and dot

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 11 years ago (Last modified a year ago)
9

Removing an XML Nodes namespace prefix from a XML string wit

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

Remove namespaces

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

saja

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 11 years ago
0

Dotted-decimal IPv4 address

PCRE (PHP <7.3)
Validates an IPv4 address for use as a URI host as defined in RFC-3986.
Submitted by ezzatron - 11 years ago
1

{if}{endif} matcher

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

why this matches?

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

Substitutin

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 11 years ago
0

negated special characters

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