Regular Expressions 101

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Community Patterns

1

USD regex

PCRE (PHP <7.3)
Regex to match USD currency in a text
Submitted by anonymous - 4 years ago
1

Extract Dirty `href` Values in HTML

PCRE (PHP <7.3)
Even though using a delimiter within a string, without escaping it, is an illegal character, sometimes this still happens and we need to extract a HTML value.
Submitted by Sean O'Mahoney - 4 years ago
1

password with at least 1 special character

PCRE (PHP <7.3)
This regex is to describe the password which has at least 7 characters (OC) with at least a special one (SC). Of course, we know the SC may be in the first, second .... or last of the password. Also, we know the password maybe bigger than just 8. so I wrote the RE to accept any character (AC) from !...
Submitted by EMAM1999 - 4 years ago
1

NS:Task2

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 4 years ago
1

Extract domain from URL

PCRE (PHP <7.3)
'www.xakep.ru' === xakep 'http://github.com/carbonfive/raygun' === github 'https://www.cnet.com' === cnet 'xewveqmwcz90sl64.co/' === xewveqmwcz90sl64
Submitted by anonymous - 4 years ago
1

Valid URL RegEx

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 4 years ago
1

FIND NUMBERS IN STRING

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 4 years ago
1

Group 1 und Group 2 erkennen

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 4 years ago
1

Pesquisa palavras inicio e fim

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 4 years ago
1

Number with format

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 4 years ago
1

Account Password Regex

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 4 years ago
1

token

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 4 years ago
1

Get table rows

Python
no description available
Submitted by anonymous - 4 years ago
1

Match table head and body

Python
no description available
Submitted by anonymous - 4 years ago
1

URL Domain Extractor

ECMAScript (JavaScript)
Extracts and returns the domain name from a given URL.
Submitted by anonymous - 4 years ago
1

Domain from URL

PCRE (PHP <7.3)
Matches everything before after // or www and before a period. If needed, replace the matched elements with blanks.
Submitted by anonymous - 4 years ago
1

FR Anti Ancient Gene Search

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 4 years ago
1

expression for mike

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 4 years ago
1

Case IDs and whitespace

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 4 years ago
1

Log Scan Sample

PCRE (PHP <7.3)
no description available
Submitted by sdf - 4 years ago
1...253254255256257...902

Community Library Entry

1

Regular Expression
PCRE (PHP <7.3)

/
(\d+)\s+((?:[A-Za-zA-Z0-9]{0,3})+)\s+((?:[A-Za-z0-9\)\(\]\:\/<>\[\"\.\,\+\'\-]{2,} ?)+)\s+(\d{2,7}-\d{2}-\d)
/
g
Open regex in editor

Description

grab phase/chem formula/chem name/CAS

Submitted by anonymous - 8 years ago