Regular Expressions 101

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Community Patterns

4

Mask an email regex

PCRE (PHP <7.3)
Replaces second to last but one characters in email with asterisks (@ and last . are protected): john.travolta@gmail.com > j*a@g**.m
Submitted by Wiktor Stribiżew - 9 years ago
1

Match Chords

PCRE (PHP <7.3)
Match chords from songsheets
Submitted by code26 - 9 years ago
1

SelectCommand

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
1

Austrian VAT registration number

PCRE (PHP <7.3)
The letters "ATU" followed by 8 digits.
Submitted by anonymous - 9 years ago
0

German VAT registration number

PCRE (PHP <7.3)
The letters "DE" followed by 9 digits.
Submitted by anonymous - 9 years ago
7

Date and time format - ISO 8601

ECMAScript (JavaScript)
Matches ISO 8601 date formats
Submitted by Ettienne - 9 years ago
1

word matcher

ECMAScript (JavaScript)
no description available
Submitted by Cengizism - 9 years ago
1

sophos

Python
my first one
Submitted by bwl - 9 years ago
2

Find url('./xxx)

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
1

Match String

PCRE (PHP <7.3)
Matches strings, and hopefully works with escaped close-quotes
Submitted by Tom Hartley - 9 years ago
1

Extract variable data from multi-line text columns

PCRE (PHP <7.3)
Pulls data from the 3rd line of different columns of text.
Submitted by Jan from StackOverflow, and John Kimball - 9 years ago
1

matt

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
1

SVG Height

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
1

dXNpbmcgU3lzdGV.GtLklPOw0KdXNpbmcgU3lzdGVtOw0KDQpjbGFzcyBQcm9

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 9 years ago
1

gasmeter

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 9 years ago
1

digit

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
0

Remove Dangerous HTML Tags

PCRE (PHP <7.3)
no description available
Submitted by SG - 9 years ago
1

Six Letters at the start, and one char at the end

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
1

compile -> link replace

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 9 years ago
0

url(../xxx/xxx.jpg)

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
1...739740741742743...900

Community Library Entry

0

Regular Expression
ECMAScript (JavaScript)

/
\(?([0-9]{3})\)?([ .-]?)([0-9]{3})\2([0-9]{4})
/
gm
Open regex in editor

Description

no description available

Submitted by anonymous - 4 years ago