Delete speces at XML

Lines with length multiple of 3 or 5.

find emails(emicha@mail.bg)

Match a Google Analytics Campaign query string

In string find regular expression or data type with limiters (start and end or summary count of symbols)

replace-last-comma with semicolon similar to http://stackoverflow.com/questions/3829483/how-to-replace-last-occurrence-of-characters-in-a-string-using-javascript

This regular expression removes all special characters including whitespaces which are allowed in windows path name, file name and folder name.

A password regex that has to have 6 characters at minimum, not spaces allowed, and at least 1 special character, 1 uppercase letter, 1 lowercase letter and a digit

Выражение осуществялет поиск процента в строке вида: 10% 5-17% 25-74,3% 41,6-48% 3,5-27,9%