semnar objectShorten the URLs of any links in a semnar object
shorten_url(object, service = "V.gd")# S3 method for semnar
shorten_url(object, service = "Is.gd")
an object of class semnar. See add_presentation.
service to use for shortening URLs. Current options are "V.gd" (default) and "Is.gd".
An object of class semnar with any URLs in object$link replace with shorter ones according to the value of service.