api
Helpers
Url
$url (path, params)
 Creates URLs from internal paths and parameters.
path: 
string | '$leaf'  The internal path to the node, eg.: /blog/[slug]/comments. Use '$leaf' to get the URL for the current leaf node.
params: 
 object  The parameters to be used in the URL. Parameters not used in the path will be appended to the url as a query string.