Regular Expressions 101

The beginning of a line, followed by 0 or more whitespace characters,\r\n\t\f\v ] followed by the end of a line. SOURCE: [https://stackoverflow.com/a/114861

Uses a list of anchor tags, perhaps embedded in other tags Allows for any, or no text between the "<a" and the "href"

Parse a URL and return its components From http://userid:password@example.com/file1/file2?test=1&test=2#here you will get: Full match = http://userid:password@example.com/file1/file2?test=1&test=2#here Group protocol = http...

Finds a YouTube video ID given a YouTube URL

regex made to match any ftp or sftp url with a limited number of subfolder

this is the starting regex for breaking up the cache image url into it's parts

Originally used as a search and replace in database fields to change the URL strings to point to .jpg's instead of .png's. Can be used generically as a search and replace in URL's.

Extract the Channel Username or Channel ID given a YouTube Channel URL.

returns g1: domain g2: username g3: repository

Get only the profile part without the url.

Very simple sanitizer. Will escape quotation marks, backslashes and apostrophes ("'\) in order reduce the risk of SQL injections. Please note that SQL versons that supports URL or other kinds of encoding may still be vanurable.