diff --git a/tree.go b/tree.go
index 4eb4de31..fb0a5935 100644
--- a/tree.go
+++ b/tree.go
@@ -48,16 +48,6 @@ func (ps Params) ByName(name string) (va string) {
 	return
 }
 
-//IsEmpty check the value of the param 
-func (ps Params) IsEmpty() bool {
-	for _, entry := range ps {
-		if len(entry.Value) < 1 {
-			return false
-		}
-	}
-	return true
-}
-
 type methodTree struct {
 	method string
 	root   *node