FilterVar

v::filterVar(int $filter)
v::filterVar(int $filter, mixed $options)

A wrapper for PHP's filter_var() function.

v::filterVar(FILTER_VALIDATE_EMAIL)->validate('bob@example.com'); //true
v::filterVar(FILTER_VALIDATE_URL, FILTER_FLAG_PATH_REQUIRED)->validate('http://example.com'); //true

See also:

Callback