Regular Expressions 101

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Community Patterns

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

js

ECMAScript (JavaScript)
no description available
Submitted by sd - 11 years 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
4

Match Brackets and anything inside

ECMAScript (JavaScript)
no description available
Submitted by andreayang - 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

get image with classname

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

why this matches?

PCRE (PHP <7.3)
no description available
Submitted by romans - 11 years ago
1...895896897898899900

Community Library Entry

8

Regular Expression
PCRE (PHP <7.3)

/
^[a-z\d\-_\s]+$
/
i
Open regex in editor

Description

Alow alphanumeric characters and spaces

Submitted by JTN - 9 years ago (Last modified a year ago)