restricts passwords to 8+ characters

RegExp to match that user has entered at least 2-letters (including international letters) in a field

Codice fiscale italiano

Not perfect, but better than none.

date should be in format YYYYMMDDHHMMSS

get the file extension of a given filename

поиск в тексте всех ссылок на профили пользователей вконтакте. ссылки вида [id12345678|Name]

Extracts lines with i18 prefix from text

masked phone input validator

List of EmailAddresses optionally allowing with personal i.e. "Personal Name "

This regular expression is designed to work with character-delimited strings, and provides a means to specify the index of delimiter occurrence at which content is extracted.