r.go | 15 ++++++++++++++-

diff --git a/r.go b/r.go
index ca494a2fc98e1a8c7d9c5d7c1a6a18ab004a3c0d9148004a9b501e7d9cb6a6f8..1008fdb67ca5a63f91422a425abcb2cb191b9951046fe4abe81b42fd1a0b7219 100644
--- a/r.go
+++ b/r.go
@@ -124,7 +124,7 @@ 	}
 	return fields, nil
 }
 
-// Same as Next(), but creates map from the fields.
+// Same as Next(), but with unique keys and last value.
 func (r *Reader) NextMap() (map[string]string, error) {
 	fields, err := r.Next()
 	if err != nil {
@@ -136,3 +136,16 @@ 		m[f.Name] = f.Value
 	}
 	return m, nil
 }
+
+// Same as Next(), but with unique keys and slices of values.
+func (r *Reader) NextMapWithSlice() (map[string][]string, error) {
+	fields, err := r.Next()
+	if err != nil {
+		return nil, err
+	}
+	m := make(map[string][]string)
+	for _, f := range fields {
+		m[f.Name] = append(m[f.Name], f.Value)
+	}
+	return m, nil
+}