Regular Expressions 101

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Community Patterns

1

Number Input That Supports Simple Math Expressions

ECMAScript (JavaScript)
RegEx matches: '5', '+5', '-5', '5+5', '-5+5', '+5+5', '5+9+7*-2' RegEx doesn't match: '5+', '5-', '5+9-', 'asdfasf5+5'
Submitted by David Weitzenfeld - 10 years ago
1

match url

ECMAScript (JavaScript)
unsplash.com
Submitted by anonymous - 10 years ago
1

CVC

ECMAScript (JavaScript)
This will determine that an accurate CVC has been entered
Submitted by Scott Mebberson - 10 years ago
0

1

Python
no description available
Submitted by anonymous - 10 years ago
9

UUID

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 10 years ago
1

Common log format datetime

ECMAScript (JavaScript)
Parses the common log format into component elements. According to wikipedia, common log is strftime format %d/%b/%Y:%H:%M:%S %z
Submitted by Matt Ingenthron <ingenthr@cep.net> - 10 years ago
-2

S3 log analysis

ECMAScript (JavaScript)
An updated S3 log analyzer. I found that my logs sometimes had strings quoted, so I needed to add possible handling for that.
Submitted by Matt Ingenthron <ingenthr@cep.net> - 10 years ago
1

S3 Access Log Analyzer

ECMAScript (JavaScript)
A javascript regex for parsing an S3 log line.
Submitted by Matt Ingenthron <ingenthr@cep.net> - 10 years ago
-2

five word capture

Python
no description available
Submitted by anonymous - 10 years ago
2

Capture 5 words either side of a match string

Python
no description available
Submitted by anonymous - 10 years ago
1

test

ECMAScript (JavaScript)
test
Submitted by test - 10 years ago
1

(|(ou:dn:=a)(ou:dn:=b))

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 10 years ago
1

rfc5646 simple

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 10 years ago
1

indentation

Python
no description available
Submitted by z - 10 years ago (Last modified a year ago)
0

first num after rgb

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 10 years ago
0

Telephone Number Simple

ECMAScript (JavaScript)
no description available
Submitted by Nemesarial - 10 years ago
1

url regex

Python
no description available
Submitted by catwooman - 10 years ago
1

Simple Email Validation

ECMAScript (JavaScript)
Does not match everything, but good for a cross-platform validation filter.
Submitted by anonymous - 10 years ago
1

incorrect number regex

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 10 years ago
1

Simple first exercise of a newbie

ECMAScript (JavaScript)
Find a group of 9 letters subdivided in groups of three by a dash.
Submitted by Nicola Jelmorini - 10 years ago
1...414415416417418...425

get image with classname

1

Regular Expression
ECMAScript (JavaScript)

/
(<img[^<]+class=[\"'][^<]*\s*thumbnail\s*[^<]*[\"'][^<]+>)
/
ig
Open regex in editor

Description

no description available

Submitted by @cloverink - 11 years ago