Regular Expressions 101

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Community Patterns

1

Url regex testing

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

date validation

ECMAScript (JavaScript)
Validation for date 2013.12.24 14:50
Submitted by axelprog - 10 years ago
1

sad smiley

Python
looks for a sad smiley with a backslash
Submitted by @barraponto - 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

sort -t "," -k4,4 -k1n,1 file_name

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 10 years ago
1

Simple phone or email

ECMAScript (JavaScript)
True if user input mobile phone or email
Submitted by jiller - 10 years ago
1

Spanish NIE / NIF Validator

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

check phone number(Taiwan)

Python
If pattern match, then this number probably is a phone number in Taiwan.
Submitted by Assalin - 10 years ago
1

match arguments similar to shell, supports quoted string

ECMAScript (JavaScript)
first group matches quoted strings second group plain text, arguments are separated with a space. example: "this is a \"string\"" thisisnot "another \"string\" with a backslash \"\\"" just replace \" with " after matching.
Submitted by anonymous - 10 years ago
1

Uppercase words

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

periodic-digit-numbers

PCRE (PHP <7.3)
no description available
Submitted by Wolf - 10 years ago
1

AD Default Password Policy

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

Only return what's between the brackets i.e. (a)

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

Labels with version numbers

PCRE (PHP <7.3)
Quick studty of labels with version numbers
Submitted by LC - 10 years ago
1

E-Mail

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 10 years ago
1

Number 0-100, 2 decimals

PCRE (PHP <7.3)
A number between 0 and 100 (including them) with up to two decimals. The decimal separator can be . or , . Usefull for percentage.
Submitted by anonymous - 10 years ago
1

CEDICT Chinese dictionary line parts

PCRE (PHP <7.3)
Matches the four parts (simplified, traditional, pinyin, definition) of a CEDICT dictionary line
Submitted by Hugh Grigg - 10 years ago
1

Regex

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 10 years ago
1

^(?:0814|0815|0816|0855|0856\d|0857\d|0858\d|0859\d|0[^08]\d)\d{6,9}$

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 10 years ago
1

Find exeptions in log4j

Python
regex to consider exceptions in log4j
Submitted by anonymous - 10 years ago
1...848849850851852...902

Community Library Entry

0

Regular Expression
PCRE2 (PHP >=7.3)

/
(\S)(\S)?
/
gm
Open regex in editor

Description

Capitalize every other letter and lower case every alternate letter in your string!

Submitted by anonymous - 2 years ago