It will accepts minimum 8 characters, and should have 1 Uppercase letter, 1 Lowercase letter, 1 Number and 1 Special Character.

It Should take 10 numbers and alphabetic characters and numbers only.

Simple and not complete pattern for getting the items of a Data URI scheme.

remove html tags, while leaving text in between

URL Parsing

Matches all spellings of the name Gaddafi that I've yet discovered.

for finding user mentions in markdown-like comments

You see how it matches the hit ratio line? Yeah m8, that simple

match any type of url and split each part (protocol, domain, page, GET, and ID) in capture groups

Match any IP adress or Subnet masks and split all bytes in capture groups

removes divs of the print class

Detects almost all URLs contained in a sentence

Matches publicly available IPv4 addresses (excludes 10., 172.16-32, and 192.168 blocks).

For use on wordpress on multisite. Finds mp4 videos within the content.