Regular Expressions 101

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Community Patterns

0

time input

PCRE (PHP <7.3)
following input formats work-- 10am to 3pm 1am - 2pm 12pm-3pm
Submitted by anonymous - 9 years ago
0

Date Groupings

Python
no description available
Submitted by flipkitty - 9 years ago
0

WOrd with colon

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

Phone Number Extraction

PCRE (PHP <7.3)
US numbers only
Submitted by codedude - 9 years ago
0

phone valid

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

Phone numbers

PCRE (PHP <7.3)
PHP
Submitted by anonymous - 9 years ago
0

Phone validate

ECMAScript (JavaScript)
Validate Phone number even if contain country code
Submitted by Jorge Cervantes - 9 years ago
0

Facebook url regex

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

add colon between hours and minutes to time (24h system)

PCRE (PHP <7.3)
This expression converts any 3- or 4 digit timevalue to a value with colon between hours and minutes. So 345 is converted to 3:45 and 1500 is converted to 15:00
Submitted by Patrick Sinke - 9 years ago
0

Nickname

PCRE (PHP <7.3)
Nickname validation. Only: letters _ One line. Tested with RoR
Submitted by Paramoshkin Andrew - 9 years ago
0

Match HTTP error code

Python
no description available
Submitted by anonymous - 9 years ago
0

url and path match with or without http|https

PCRE (PHP <7.3)
this is the most perfect pattern I reach for url with query or anchor
Submitted by Gehad Mohamed - 9 years ago
0

Registration Email Address

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

IP V4 with leading zero values

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

SQL: insert into

PCRE (PHP <7.3)
insert[\s]+into[\s]+\([\s](?.?)[\s]\)[\s]+values[\s]+\((?.?)[\s]*\);
Submitted by suat erenler - 9 years ago
0

Remove XML-Style Comments (JavaScript)

ECMAScript (JavaScript)
Exist a problem with simple regex in JS Solution from: https://www.safaribooksonline.com/library/view/regular-expressions-cookbook/9781449327453/ch09s10.html
Submitted by Arkadiusz Sawicz - 9 years ago
0

Match_Between_Nth_And_Nth+1_Occurence_Of_Character_Square_Brackets

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

negative lookbehind

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

Match links in html

PCRE (PHP <7.3)
Matches all from
Submitted by anonymous - 9 years ago
0

DateTime: yyyy-M-d-HH-mm-ss (.NET)

PCRE (PHP <7.3)
Validates DateTime in format 'yyyy-M-d-HH-mm-ss'(.NET) in mind with possible zeros, minimal values, maximal values and infinite year
Submitted by CryoCZ - 9 years ago
1...340341342343344...900

Community Library Entry

1

Regular Expression
PCRE2 (PHP >=7.3)

/
(?:\(([^)]+)\)|\[\[([^]]+)\]\]|\[([^]]+)\]|Learn more:(.*)|↵|---|\b\d+\.\s*|\s{2,}|\s*\n{2,}|\{\d+\})\s*
/
gm
Open regex in editor

Description

I don't know why but this probably sucks, it even detects spaces for some reason.

Submitted by Noicc in discord. - 10 months ago