patree.go
func (r *Route) Patch(pat string, f ...HandlerFunc) {
	r.HandleMethod(pat, "PATCH", f...)
}
func (r *Route) Patch(pat string, f ...HandlerFunc) {
	r.HandleMethod(pat, "PATCH", f...)
}
func ( r * Route ) Patch ( pat string , f ... HandlerFunc ) { r . HandleMethod ( pat , " " , f ... ) }
// Patch registers handlers with the given pattern for PATCH method
Patch registers handlers with the given pattern for PATCH method