Usually MSWord HTML exports

checks for valid PAN card for Indian users.

Validates DateTime of format YYYY-MM-DD hh:mm:ss including Leap Year

Alow alphanumeric characters and spaces

Validates - URLs with schemes - http, https and ftp Relative URL starting with / and ../

Allows phone numbers with optional country code, optional special characters and whitespace

From 1970 to 2015 Replace: (\d{4})$ for (19[7-9]\d|200-1)$

grabs the ID for the regex101.com permalink to code

Safe Password that allow only with a number, a lowercase, a uppercase, and a special character

general purpose HTTP URL regex

Find " and ' quoted strings and "orphaned"/single words in a string

Matches case insensitive first name, optional unlimited number of middle names and last name separated with space format. Replaced \w with explicit char range for Turkish support. (Äž accepted as first char not to over complex)

Valid PHP variable name as defined in the manual at http://php.net/manual/en/language.variables.basics.php

A simple RegEx rule which should validate redirect_uri for oAuth2

extract video id, index, play list id from youtube URL