Used for number validation in input forms, when number is required to be in international format. You can adjust the required number length by adjusting this part of regex: {6,10}. The bigged the second number, the longer number will pass the match.

This pattern check three words with a dot separator betwwern words. It use unicode; It is not yest compatible with javascript

US numbers only

Split the email and get the user and domain.

PHP

ValidatesMathematical Expressions. Ignores whitespace. Includes parenthesis matching.

Length of 5 or 7. if 7, it should start with 20.

Extracts a model ID from a product title

Extracts a model ID from a product title. Like this: "Автомагнитола ALPINE CDE-100EUB/4S белая" -> "CDE-100EUB" Over 80 tests.

Validate Phone number even if contain country code

retrieve multiple lines from an email body.

This expression converts any 3- or 4 digit timevalue to a value with colon between hours and minutes. So 345 is converted to 3:45 and 1500 is converted to 15:00

Nickname validation. Only: letters _ One line. Tested with RoR

Find single digits that are not part of an integer. For example, "27" should not match, but "27.1" will match the "1". "27.11" won't match.