Pattern for validating a definitions.reference.pmcid value in the Citation File Format (CFF), v1.3.0

Based on this expression and updated Oct 2023 using wikipedia

For the day: d Displays the day as a number without a leading zero (1-31). dd Displays the day as a number with a leading zero (01-31). ddd Displays the day as an abbreviation (Sun-Sat) dddd Displays the day as a full name (Sunday-Saturday) ...

For the day: d Displays the day as a number without a leading zero (1-31). dd Displays the day as a number with a leading zero (01-31). ddd Displays the day as an abbreviation (Sun-Sat) dddd Displays the day as a full name (Sunday-Saturday) ...

Useful for automation of making submodule paths as trusted folders for git.

This finds a letter and omits all other instances of that letter, leaving you only the distinct letters used in the string.

test

Trova la stringa corrispondente ad un codice fiscale italiano

Regex for Argentinian phones (without +)

Regex for Chilean phones (without +)

Regex for Mexican phones (without +)

Regex for Bolivian phones (without +)

Regex for Ecuadorian phones (without +)

Regex for Colombian phones (without +)

Regex for Brazilian phones (without +)

Regex for Venezuelan phones (without +)

Regex for Peruvian phones (without +)

Regex for USA and Canadian phones (without +)

Regex for Emirati phones (without +)

Regex for Japanese phones (without +)