Regular Expressions 101

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Community Patterns

15

Hashtag

ECMAScript (JavaScript)
The secret of the Twitterverse.
Submitted by Joogl - 10 years ago
1

Test

PCRE (PHP <7.3)
test
Submitted by royskatt - 10 years ago
1

semver

PCRE (PHP <7.3)
Semantic Versioning regex pattern according to Tom Preston-Werner http://semver.org/ https://github.com/mojombo/semver/blob/master/semver.md ...
Submitted by @gvlx <Gerardo Lisboa> - 10 years ago
4

semver

Recommended
PCRE (PHP <7.3)
Semantic Versioning regex pattern according to Tom Preston-Werner http://semver.org/ https://github.com/mojombo/semver/blob/master/semver.md First version of this regex follows semver 2.0.0....
Submitted by @gvlx <Gerardo Lisboa> - 10 years ago
1

Europead date or MSSQL Timestamp

PCRE (PHP <7.3)
Matches european dates (DD.MM.YYYY[ HH:MM:SS]) and MS-SQL Timestamp ({ts 'YYYY-MM-DD HH:MM:SS'})
Submitted by anonymous - 10 years ago
-2

Decimal Number

ECMAScript (JavaScript)
Parse decimal numbers with optional thousands and/or decimal separator. #i18n #l11n #international
Submitted by Andreas Pizsa - 10 years ago
1

input mandatory title

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 10 years ago
0

webongo

PCRE (PHP <7.3)
webongo test
Submitted by webongo - 10 years ago
1

search mailadress

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 10 years ago
-2

valid windows file name

ECMAScript (JavaScript)
no description available
Submitted by Mitacha - 10 years ago
4

Remove HTML tags

PCRE (PHP <7.3)
This regex is used to remove HTML tag on string
Submitted by Jordane BACHELET - 10 years ago
1

Mips I-Type Instructions

PCRE (PHP <7.3)
Parses an I-Type Mips instruction. You can add and remove instructions in the list to support more I-Type instructions. Will detect only "addi", "andi" or "ori" as is
Submitted by lunfel - 10 years ago
1

Mips R-Type Instructions

PCRE (PHP <7.3)
Parses an R-Type Mips instruction. You can add and remove instructions in the list to support more R-Type instructions. Will detect only "add", "and", "nor" or "sub" as is
Submitted by lunfel - 10 years ago
1

find single character

PCRE (PHP <7.3)
Why this regEx not find all single character? Why not work Start of string and End of string in bracket?
Submitted by anonymous - 10 years ago
1

http://stackoverflow.com/questions/26108562/python-regex-trying-to-cre

Python
no description available
Submitted by anonymous - 10 years ago
12

Full name (Turkish)

ECMAScript (JavaScript)
Matches case insensitive first name, optional unlimited number of middle names and last name separated with space format. Replaced \w with explicit char range for Turkish support. (Äž accepted as first char not to over complex)
Submitted by CKK - 10 years ago
-2

get all href=()

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

Convert YYMMDD to DD/MM/YY

PCRE (PHP <7.3)
I'm new to regular expressions and I've been searching high and low for this really simple date conversion from YYMMDD to DD/MM/YY e.g. 140923 to 23/09/14. Maybe I just didn't search hard enough, but here goes: Search/original string: (\d{4})(\d{2})(\d{2}) ...
Submitted by Nike Begbaaji - 10 years ago
1

testmmoj

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

Match Tags in ExpressionEngine

PCRE (PHP <7.3)
The second matcher will get EE tags from $tagdata.
Submitted by Kyle Palko - 10 years ago
1...875876877878879...900

Community Library Entry

1

Regular Expression
.NET 7.0 (C#)

@"
(?'Code'[A-Z]{3})\t(?'Number'[0-9]{3})\t(?'NumbersAfterDecimal'.*)\t(?'Name'.*)\t(?'UsedIn'.*)
"
gm
Open regex in editor

Description

This converts the values in this table to C# code.

Example:

pulic enum Iso4217
{
    /* output here */
}
Submitted by Diemaco - a year ago