Regular Expressions 101

Matches any mathematically correct dozenal number which is not formatted.

Match any 4chan thread url as of 08/2022

Expresion regular para obtener los metadas que pasaria un decorador según el estandar TC39

Matches any mathematically correct decimal number which is not formatted.

Matches any decimal number. Supports positive/negative sign, thousands separators, and implicit zeros.

sdfsdfsdf

Regex to validate an email input with the following rules... Whole address: Up to 254 characters. Case insensitive. Username and domain separated by @ symbol....

111

To be proper pascal case a word with digits allowed and with upto 3 upper case letters, a word: MUST start with an upper case alphabet (A through Z) MUST have no spaces, punctuation or special characters CAN have at most 3 uppercase alphabets in a row CAN end in an uppercase alphabet ...

To be proper pascal case a word with no digits allowed and with upto 3 upper case letters, a word: MUST start with an upper case alphabet (A through Z) MUST have no digits (0 - 9) MUST have no spaces, punctuation or special characters CAN have at most 3 uppercase alphabets in a row CAN end in an upp...

To be proper pascal case a word with digits allowed and with upto 3 upper case letters, a word: MUST start with an upper case alphabet (A through Z) MUST have no digits (0 - 9) MUST have no spaces, punctuation or special characters CAN have at most 1 uppercase alphabet in a row CAN end in an upperca...

To be proper pascal case with no digits allowed, a word: MUST start with an upper case alphabet (A through Z) MUST have no digits (0 - 9) MUST have no spaces, punctuation or special characters CAN have at most 1 uppercase alphabet in a row CAN end in an uppercase alphabet...

Any number greater than 14 means: Any number with 3 or more digits with possible leading 0's Any number with 2 digits where the first digit in in the character class [2-9] Any number with 2 digits where the first digit is 1 and the second digit in in the character class [5-9] Inspired by:...

For string splitting / deconstructing

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Regex for Matching Jap Romaji Chars. I am in the middle of making an interface for Anki that works life wanikani. This way I can practice my own cards instead of a set syllabus. For that I need to make a Japanese Kana input, so I went with the good old regex to match all the romaji groups which ca...

Given a string, find matching parenthesis, brackets, and/or curly brackets.

Extract all images URLs that are local (domain omitted) from a web page

Extract ALL images URLs from web page (unless domain is omitted because is local)

Convert a citation author list from Pierre Racine and Luc Lauzon and Daniel Lesieur to ...