diff --git a/js-perf-test/Map/foreach.js b/js-perf-test/Map/foreach.js
index fbedb6e6daa5437cbb34a59585aea2ae8e5f994d..7aa1522118ac85e7b01a6db26d8607a401ba4ab5 100644
--- a/js-perf-test/Map/foreach.js
+++ b/js-perf-test/Map/foreach.js
@@ -9,22 +9,17 @@
     }
   }
 
+  function ForEachFunc(first, second) {}
+
   const __MULTIPLIER__ = 1;
   const ITERATIONS = __MULTIPLIER__ * 10000;
 
-  function ForEachFunc(first, second) {
-    if (first !== second) {
-      throw new Error();
-    }
-  }
-
   MapSetupSmi();
 
-  let start1 = Date.now();
+  let start = Date.now();
   for (let i = 0; i < ITERATIONS; i++) {
     map.forEach(ForEachFunc);
   }
-  let time1 = Date.now() - start1;
-  print("scene_output:Map foreach map.forEach time:", time1)
-
+  let time = Date.now() - start;
+  print("scene_output:Map foreach map.forEach time:", time)
 })();
diff --git a/js-perf-test/Set/forEach.js b/js-perf-test/Set/forEach.js
index a4b2be154cc27d9424db137924fdbffbed782913..aeb319f23d23ebb47fd57c96a5d9a1a7c664412e 100644
--- a/js-perf-test/Set/forEach.js
+++ b/js-perf-test/Set/forEach.js
@@ -1,36 +1,25 @@
 (() => {
+  let set;
+  let N = 100;
 
-    let set;
-    let keys;
-    let N = 10;
-
-    function SetSetupSmi(count = 2 * N) {
-        keys = Array.from({ length: count }, (v, i) => i);
-        set = new Set;
-        for (let i = 0; i < N; i++) {
-            set.add(keys[i], i);
-        }
+  function SetSetupSmi() {
+    set = new Set();
+    for (let i = 0; i < N; i++) {
+      set.add(i);
     }
+  }
 
-    function ForEachFunc(first, second) {
-        if (first !== second) {
-            throw new Error();
-        }
-    }
+  function ForEachFunc(first, second) {}
 
-    function SetForEach() {
-        set.forEach(ForEachFunc);
-    }
+  const __MULTIPLIER__ = 1;
+  const ITERATIONS = __MULTIPLIER__ * 10000;
 
-    SetSetupSmi();
-    
-    const __MULTIPLIER__ = 1;
-    const ITERATIONS = __MULTIPLIER__ * 10000;
+  SetSetupSmi();
 
-    let start = Date.now();
-    for (let i = 0; i < ITERATIONS; i++) {
-        SetForEach();
-    }
-    let time = Date.now() - start;
-    print('scene_output: Set forEach SetForEach time:', time);
-})()
\ No newline at end of file
+  let start = Date.now();
+  for (let i = 0; i < ITERATIONS; i++) {
+    set.forEach(ForEachFunc);
+  }
+  let time = Date.now() - start;
+  print('scene_output: Set forEach SetForEach time:', time);
+})();