Regular Expressions 101

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Community Patterns

2

Extract .mp3 url

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

Float Representation

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

Chinese slang words regex

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

Common Taiwanese slang regex

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

HTML comments

PCRE (PHP <7.3)
Groups HTML comments that are between .
Submitted by Greaka - 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
2

Case-sensitive keyword matching.

PCRE (PHP <7.3)
Case-sensitive matching of a keyword, where the keyword is not a substring of other words.
Submitted by Norskov - 9 years ago
2

BRAZILIAN VEHICLE PLATE

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

Fix Card Def

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

LUN UID

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

END on new line

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

Parse Cabrillo Amateur Radio Log Record

PCRE (PHP <7.3)
no description available
Submitted by NY4I - 9 years ago
2

css class finder

PCRE (PHP <7.3)
این عبارت منظم یک کلاس سی اس اس را پیدا می کند
Submitted by ehsan abbasi - 9 years ago
2

comment

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

Regex to find if/while constructs

PCRE (PHP <7.3)
Find if/while in JS code written in PCRE
Submitted by Deepak Subramanian - 9 years ago
2

Find url('./xxx)

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

Bitstream with not more than 4 repeating bits

PCRE (PHP <7.3)
0111100 will be matched whereas 0111110 will not. Change \1{4} to max repeating count. For max 9 repeating -> \1{9}
Submitted by anonymous - 9 years ago
2

ukrainian alphabet

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

string contains

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

Email Cleanup

PCRE (PHP <7.3)
Working on email link cleanup.
Submitted by anonymous - 9 years ago
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Community Library Entry

0

Regular Expression
.NET 7.0 (C#)

@"
^(?=(?<http>(?:https?:\/\/){1}(?:www\.)?)?)(?(?=\k<http>?(?<ipaddr>(?:\d{1,3}\.){3}\d{1,3}(?:\:\d{1,5})?))\k<http>?\k<ipaddr>(?:\.[\w]{1,9})?|\k<http>(?:[\w]\.?){1,255}\.[\w]{1,9})(?:\/.*)?$
"
gm
Open regex in editor

Description

Can be used to validate on URL's.

Submitted by anonymous - a year ago