diff --git a/src/rooms/logic/Handler/BattleHandler.ts b/src/rooms/logic/Handler/BattleHandler.ts
index 92d404e..08c319c 100644
--- a/src/rooms/logic/Handler/BattleHandler.ts
+++ b/src/rooms/logic/Handler/BattleHandler.ts
@@ -895,6 +895,18 @@ export class BattleHandler {
     };
 
     public onSkillResultNotify(skillres: SkillTarget[]){
+        /**
+         * indexOfAttack
+        start: number: number*/
+        let __indexOfAttack = function(start: number): number {
+            return -1;
+        };
+
+        let __indexOfAttackBk = function(atkres: SkillTarget, start: number): number{
+            return -1;
+        };
+
+
         if(!skillres || skillres.length <= 0){
             return;
         }