Capture 0.0.0.0-255.255.255.255 IP address octets. Capture private ranges, such as '169.254.' and '10.'

Un pequeño regex para validar si el telefono pertenece a El Salvador

Es mi intento por detectar urls

convert link of filtered text to html tag link

Chinese salary input

Parses email, also distorted ones, and convert them back to the real ones. It can recognize at maximum two dots notations, just add '.\5' at the end of the substitution string. Inspirated by dislick's work: https://regex101.com/r/wB7xJ7/1

This one removes ALL attributes if "style" is found. See my other expression to only remove the style.

Is a simple regex for compare tel number of El Salvador (not use +503 or iquals)

Mathces unnecessary spaces in computer programs.

Codice avviamento postale Italiano (ZIP)

Italian VAT

Codice fiscale italiano

Italian IBAN

Must have at leat one number, at leat one capital letter, at least one lower case letter. Also you can have special characters !.@$%&+=-? if you want for extra security. This is not manditory. Change (?=.[a-z\!.@$%&*+=\-\?]) to (?=.[\!.@$%&+=\-\_?]) to make thees special characters manditory. No ...