is.valid_app: Determine whether or not a given application token is valid
Description
is.valid_app determines whether or not a given application token
is valid or not according to Pushover's specifications. It does not determine
whether or not the given token is associated with an application.
is.valid_token is deprecated in favor of is.valid_app
Usage
is.valid_app(token)
is.valid_token(token)
Arguments
token
A application token (e.g., "azGDORePK8gMaC0QOYAMyEEuzJnyUi")
Value
A logical value indicating whether the application token is valid
(TRUE) or not (FALSE)