fix bug.

terry8210 · May 26, 2017 · 66e71a2 · 66e71a2
1 parent 3f93f8e
commit 66e71a2
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/vector/vector.go b/vector/vector.go
@@ -138,7 +138,7 @@ func isEqual(d1, d2 interface{}) bool {
 	}
 }
 
-func (v *Vector) IndexOf(d interface{}) {
+func (v *Vector) IndexOf(d interface{}) int {
 	for i, t := range v.s {
 		if isEqual(t, d) {
 			return i