Regular Expressions 101

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Community Patterns

0

Comments without internal nested comments

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 4 years ago
0

Match emojis in source

ECMAScript (JavaScript)
Use to match source text emojis.
Submitted by anonymous - 4 years ago
0

Ill formed comment

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 4 years ago
0

well formed comment match

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 4 years ago
0

Flex Decimals

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 4 years ago
0

AutoItString

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 4 years ago
0

8到20位字母数字符号密码

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 4 years ago
0

match start of string that does not start with 'http' or is empty

PCRE (PHP <7.3)
Used this to help with the migration of urls that did not begin with with an http or https protocol.
Submitted by anonymous - 4 years ago
0

Real Numbers

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 4 years ago
0

Two initials

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 4 years ago
0

1 Upper, 1 Number, Only alpha, max 8

PCRE (PHP <7.3)
At least 1 uppercase letter At least 1 number At least 8 characters long
Submitted by anonymous - 4 years ago
0

forAllWorkToIll

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 4 years ago
0

Extract project_ids

PCRE (PHP <7.3)
Extract project_ids
Submitted by anonymous - 4 years ago
0

IncludeToUpper

PCRE (PHP <7.3)
to change include files to uppercase
Submitted by anonymous - 4 years ago
0

Validate and extract different color models

ECMAScript (JavaScript)
Validate and extract #HEX, rgb() and rgba() values
Submitted by anonymous - 4 years ago
0

Successful WebUI Login

PCRE (PHP <7.3)
trying to cleanup
Submitted by anonymous - 4 years ago
0

Ip matching

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 4 years ago
0

Basic URL validation

ECMAScript (JavaScript)
Just a basic URL validation regular expression. Most recommend you use the URL input type in HTML5
Submitted by anonymous - 4 years ago
0

Cohort 4 EMAIL

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 4 years ago
0

points ||

PCRE (PHP <7.3)
last sequence of numbers either starting with pts Pts or Overall Score
Submitted by anonymous - 4 years ago
1...283284285286287...900

Community Library Entry

-2

Regular Expression
PCRE (PHP <7.3)

/
((\d*\.\d+)|(?:\d|[1-9]\d+))(?:[f])
/
g
Open regex in editor

Description

matches 123.4f 123.4F .4f .4F 5f 5F

Submitted by Mateusz Paluch - 9 years ago