Regular Expressions 101

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Community Patterns

0

Vimeo FIle

ECMAScript (JavaScript)
Viimeo file.
Submitted by Stephen Nelson - 3 years ago
0

MD h1 change to block with anchor

PCRE2 (PHP >=7.3)
Find any lines starting with # and followed by anchor name with & and wrap it into html so that we start with this: Title &anchor and finish with something like this: ...
Submitted by anonymous - 3 years ago (Last modified 3 years ago)
0

Capture variable

Python
test
Submitted by anonymous - 3 years ago
0

Excel ABS, SUM, AVG

Python
test
Submitted by anonymous - 3 years ago
0

Match Multi groups

PCRE2 (PHP >=7.3)
Match Multi groups
Submitted by anonymous - 3 years ago
0

Array shape documentation

Python
Matches array shape documentation comments.
Submitted by anonymous - 3 years ago
0

Extract root domain from URL

PCRE (PHP <7.3)
It will extract the root domain from any URL. This includes removing subdomains, www. and the slug.
Submitted by randywolf244 - 3 years ago
0

Grabbing inside quotes for Google Sheets

PCRE (PHP <7.3)
Sheets treats quote marks weird since that's a character used in formulas. This is the remedy for that. It does not work in the editor. This only works in Google Sheets
Submitted by randywolf244 - 3 years ago
0

Word Tokenizer

ECMAScript (JavaScript)
Word Tokenizer
Submitted by anonymous - 3 years ago
0

Capture Groups with back references

PCRE (PHP <7.3)
Extracting the variable names, e.g. (DOB_TT, OSTATE, etc) by setting up capture groups and extracting the 5th capture group
Submitted by anonymous - 3 years ago
0

URL trailing slash check

PCRE (PHP <7.3)
This determines if URL has trailing slash
Submitted by randywolf244 - 3 years ago
0

Feet to inches converter

PCRE2 (PHP >=7.3)
This only works in Google sheets. The test string is a sheets formula that converts feet inches in this into the total number of inches.
Submitted by randywolf244 - 3 years ago
0

Ssi

PCRE (PHP <7.3)
alphabetically Scripted
Submitted by MGB - 3 years ago
0

Unicode pattern

PCRE2 (PHP >=7.3)
匹配Unicode
Submitted by anonymous - 3 years ago
0

Full name with accented letters

PCRE (PHP <7.3)
Accept full name with white space, hyphen, dot, apostrophe, small letters, large letters, accented letters
Submitted by anonymous - 3 years ago
0

Кадастровый номер

ECMAScript (JavaScript)
Проверка правильности кадастрового номера
Submitted by Virenbar - 3 years ago (Last modified 3 years ago)
0

LaTeX matrix/table newline

PCRE2 (PHP >=7.3)
This regex matches newlines in LaTeX matrices/arrays/tabulars and adds \\ automatically.
Submitted by anonymous - 3 years ago (Last modified 3 years ago)
0

najit cenu

PCRE2 (PHP >=7.3)
tmp
Submitted by anonymous - 3 years ago
0

First Name with special characters, optional hyphen

ECMAScript (JavaScript)
First name validator - minimum 2 characters, optional hyphen, 2 or more characters
Submitted by Jeff Zinn - 3 years ago
0

check regext number and anything.

PCRE2 (PHP >=7.3)
check regex number and anything.
Submitted by Claudio Santos - 3 years ago (Last modified 3 years ago)
1...775776777778779...902

Community Library Entry

1

Regular Expression
PCRE (PHP <7.3)

~
(?:^|\W)(?:youtube(?:-nocookie)?\.com/(?:.*[?&]v=|v/|e(?:mbed)?/|[^/]+/.+/)|youtu\.be/)([\w-]+)
~
mg
Open regex in editor

Description

Retrieves video ID from any YouTube URL:

youtube.com/watch?v=DFYRQ_zQ-gk
www.youtube.com/watch?v=DFYRQ_zQ-gk
http://youtube.com/watch?v=DFYRQ_zQ-gk
http://www.youtube.com/watch?v=DFYRQ_zQ-gk
http://www.youtube.com/watch?v=DFYRQ_zQ-gk&feature=feedrec_grec_index
http://www.youtube.com/watch?v=DFYRQ_zQ-gk#t=0m10s
http://www.youtube.com/?feature=player_embedded&v=DFYRQ_zQ-gk
http://www.youtube.com/watch?feature=player_embedded&v=DFYRQ_zQ-gk
http://www.youtube.com/UCucW7UIJh8FHbv2O0jW8skw?v=DFYRQ_zQ-gk#t=0m10s

http://www.youtube.com/v/DFYRQ_zQ-gk?fs=1&amp;hl=en_US&amp;rel=0
http://www.youtube.com/e/DFYRQ_zQ-gk?fs=1&amp;hl=en_US&amp;rel=0
http://www.youtube.com/embed/DFYRQ_zQ-gk?rel=0
http://www.youtube.com/user/UCucW7UIJh8FHbv2O0jW8skw#p/u/11/DFYRQ_zQ-gk?rel=0
http://www.youtube.com/UCucW7UIJh8FHbv2O0jW8skw#p/c/54B8C800269D7C1B/0/DFYRQ_zQ-gk?rel=0

https://m.youtube.com/watch?v=DFYRQ_zQ-gk
http://m.youtube.com/watch?v=DFYRQ_zQ-gk
//m.youtube.com/watch?v=DFYRQ_zQ-gk
m.youtube.com/watch?v=DFYRQ_zQ-gk

youtu.be/DFYRQ_zQ-gk
http://youtu.be/DFYRQ_zQ-gk
http://youtu.be/DFYRQ_zQ-gk?t=2s
http://youtu.be/DFYRQ_zQ-gk?list=PLelYX5BVrtO0sWvnTSdvot21pjlKTNVeU

http://youtube-nocookie.com/watch?v=DFYRQ_zQ-gk?t=2s

<iframe width="480" height="270" src="https://www.youtube.com/embed/DFYRQ_zQ-gk?feature=oembed" frameborder="0" allow="accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe>

DFYRQ_zQ-gk
/watch?v=DFYRQ_zQ-gk
http://www.youtubee.com/watch?v=DFYRQ_zQ-gk
http://notyoutube.com/watch?v=DFYRQ_zQ-gk
Submitted by anonymous - 4 years ago