Regular Expressions 101

Matches a password that has been passed in as a url query parameter or in a post dictionary.

#starts with abc, has 123 and ends with xyz abc123xyz

This string can help you locate/select the last underscore in a string

Pattern that check your string to match Facebook user profile URL.

If given a linux file path match the filename without the extension. It extracts FileNameWithoutExtension into its own match group so that you can use it in things like Logstash Grok.

Valida las posibles respuestas al insertar una pregunta, esto se realiza ya que las respuestas se ordenan aleatoriamente, por eso no se permite respuestas del tipo "A y B son correctas"

Finds email addresses even when cleverly obfuscated in both english and hungarian

Check if the string has a minimum of 6 characters, at least 1 upper case char, at least 1 lower case char and at least 1 number with no spaces.

Matches a geolocation coordinates string consisting of latitude and longitude separated by a comma with up to 7 decimal places precision.

Valida numero de telefone brasileiro com 9 ou 8 digitos junto com DDD ou sem DDD, formatado ou nao formatado.

Validates all formats of phone numbers for international calls. Accepts all kinds of internationa call prefixes.

Capture the input if the pattern is NOT found

Names with only one spacing allowed in between words.