route_mappings.go
func (a *App) GET(p string, h Handler) *RouteInfo {
	return a.addRoute("GET", p, h)
}
func (a *App) GET(p string, h Handler) *RouteInfo {
	return a.addRoute("GET", p, h)
}
func ( a * App ) GET ( p string , h Handler ) * RouteInfo { return a . addRoute ( " " , p , h ) }
// GET maps an HTTP "GET" request to the path and the specified handler.
GET maps an HTTP GET request to the path and the specified handler .