Regular Expressions 101

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Community Patterns

-1

HTML Code

PCRE (PHP <7.3)
HTML CODE given by (hex number &#xA0; OR number &#160 OR name &nbsp;)
Submitted by novy - 9 years ago
1

Phone # Match

ECMAScript (JavaScript)
Matches phone #s (aaa) bbb-cccc aaa bbb cccc aaabbbcccc and such.
Submitted by Zach - 9 years ago
1

Optimized regex for SO question

PCRE (PHP <7.3)
http://stackoverflow.com/questions/34674917/is-regex-a-costly-operation-it-seems-atleast
Submitted by anonymous - 9 years ago
1

Optimized regex for SO question

PCRE (PHP <7.3)
http://stackoverflow.com/questions/34674917/is-regex-a-costly-operation-it-seems-atleast
Submitted by anonymous - 9 years ago
0

Telephone number with space

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

Prime times a letter

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

larcass

PCRE (PHP <7.3)
Hyperlink
Submitted by anonymous - 9 years ago
1

Remove console.log() from javascript

Python
no description available
Submitted by xXDGFXx - 9 years ago
1

ol fix1

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

Invoice Number (District and Members reserve)

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

Invoice Number

ECMAScript (JavaScript)
no description available
Submitted by Sebastian Proske - 9 years ago
2

file extension validation

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

subdomain rewrite

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

Yealink XML Phone book entry

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
2

prova1

PCRE (PHP <7.3)
.((black\-?friday\.ga)|(alibestsale\.com)|(build\-?a\-?better\-?business\.2your\.site)|(callmebold\.com)|(centurylink\.net)|(cyber\-?monday\.ga)|(digg\.com)|(euro\.typepad\.jp)|(exmail\.qq\.com)).
Submitted by anonymous - 9 years ago
0

Yealink XML Phonebook entry

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

Finale regex

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

evething captured

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

XML matching nodes

PCRE (PHP <7.3)
This regex matches opening and closing tags in XML (including attributes) and is used to "hide" the value of the node.
Submitted by Marc Fellman - 9 years ago
1

Vehicle Identification Number

ECMAScript (JavaScript)
In Vehicle Identification Number used by motor vehicle manufacturers, the letters I, O and Q are omitted for their similarity to 1 or 0.
Submitted by nguyenlamzx@outlook.com - 9 years ago
1...754755756757758...902

Community Library Entry

1

Regular Expression
PCRE (PHP <7.3)

/
\s*([^:\s]+\s+[^:\s]+)\s*(?:\([^()]*\))?:\s*(\S*)\s*(\w+)
/
Open regex in editor

Description

http://stackoverflow.com/questions/34674917/is-regex-a-costly-operation-it-seems-atleast

Submitted by anonymous - 9 years ago