Validates and parses absolute URLs: Optional http:// or https:// at the start IPv4 supported, IPv6 NOT supported International characters (punycode) NOT supported Extracts scheme, username, password, IPv4 address or domain, port, path, querystring and fragment...

PubMEd XML contains multiple date blocks, with or without Month, day, hour, minute. USAGE: while(my($pubstatus,$year,$month,$day,$hour,$minute)= $article =~ m% (?:\s* (?:\s(\d?)\s)* (?:\s(\d?)(?:)?\s)...

this extracts the table name in the from or join clause from SQL query

Найти числа, которые обозначают количество.

word in sentense - true sentense has a word - true There is a word in the sentense - true Sentense wordless - false Sentense is empty - false words are in the sentense - false...

2001-9999

just a a simple match for a mac address

Parse url with any complexity

1900 - 2015. Useful for Birthdates

Text to sentence is easy, but not when there are URLs or website names inside the text.