Regular Expression that searches for CURP standard in Mexico. This is version 1 - 18 positions, with simple validation:`` A-ZA-Z[0-9[0-9[0-9H|MA-ZA-Z0-9

Write a regular expression which would find all words which have exactly 5 letters in them, of which the last letter is a "z".

Write a regular expression to find all words which have the first two characters of "ab", and after that at some point EITHER a "z" or a "y", and then after that at some point an "s". The "s" does not have to be at the end of the word. So the following words are all examples of words which you sho...

Supply an appropriate regular expression which will find all words which have the character ‘a’ in them, then 0 or more characters later have the string “epe”, then 0 or more characters later have the character “y”. The “y” character must occur AT THE END of the word in question, but the first ‘a’ d...

For each that it founds, it inserts a <![CDATA[ ... ]]>

Telephone number strict international section :- starting with '+' or '00' flexible local section for wider international and allows spaces for visual formatting Close enough for many requirements. Tweak to match your country/circumstances better. ...

Extracts the flag option information from a bash 'COMMAND --help'.

This regular expression will match the following: 0 1-39 Integers Mixed numbers of the form x y/8 or x-y/8 where x is an integer between 1 & 9 and y is an integer between 0 & 7 xx y/8 or xx-y/8 where xx is an integer between 1 & 39 and y is an integer between 0 & 7...

For more background, refer to: http://codel10n.com/what-is-correct-locale-tag-en_us-vs-en-us/