diff --git a/util/queue/squeue.go b/util/queue/squeue.go
index c99ebf1..ba6f62b 100644
--- a/util/queue/squeue.go
+++ b/util/queue/squeue.go
@@ -53,8 +53,12 @@ func (s *SQueue[ElementType]) Len() int {
 	s.locker.RLock()
 	defer s.locker.RUnlock()
 
+	return s.len()
+}
+
+func (s *SQueue[ElementType]) len() int {
 	if s.head <= s.tail {
-		return s.head - s.tail
+		return s.tail - s.head
 	}
 
 	//(len(s.elements)-1-s.head)+(s.tail+1)
@@ -101,12 +105,16 @@ func (s *SQueue[ElementType]) RemoveElement(elementNum int) (removeNum int) {
 	s.locker.Lock()
 	defer s.locker.Unlock()
 
-	for ;s.head == s.tail && removeNum >= elementNum;{
-		removeNum++
-		s.head++
-		s.head = s.head%len(s.elements)
+	lens :=  s.len()
+	if elementNum > lens{
+		removeNum = lens
+	}else{
+		removeNum = elementNum
 	}
 
+
+	s.head = (s.head + removeNum)%len(s.elements)
+
 	return
 }
 
diff --git a/util/queue/syncqueue_test.go b/util/queue/syncqueue_test.go
index 3e5efa9..8e89ae4 100644
--- a/util/queue/syncqueue_test.go
+++ b/util/queue/syncqueue_test.go
@@ -12,7 +12,7 @@ func Test_Example(t *testing.T) {
 	t.Log("is empty :", queue.IsEmpty())
 	t.Log("is full :", queue.IsFull())
 
-	//3.游标使用
+	//3.游标使用，打印所有数据
 	cursor := queue.GetCursor()
 	cursor.First()
 	for {
@@ -23,7 +23,7 @@ func Test_Example(t *testing.T) {
 		t.Log("elem:", elem)
 	}
 
-	//4.push数据
+	//4.push数据，塞满队列
 	for i := 0; i < 6; i++ {
 		t.Log("push:", queue.Push(i))
 	}
@@ -31,7 +31,7 @@ func Test_Example(t *testing.T) {
 	t.Log("is empty :", queue.IsEmpty())
 	t.Log("is full :", queue.IsFull())
 
-	//5.游标遍历
+	//5.使用游标遍历所有数据
 	cursor.First()
 	for {
 		elem, ret := cursor.Next()
@@ -41,7 +41,21 @@ func Test_Example(t *testing.T) {
 		t.Log("elem:", elem)
 	}
 
-	//pop数据所有
+	//6.删除2个元素
+	removeNum := queue.RemoveElement(2)
+	t.Log("Remove Num:", removeNum)
+
+	//7.游标遍历
+	cursor.First()
+	for {
+		elem, ret := cursor.Next()
+		if ret == false {
+			break
+		}
+		t.Log("elem:", elem)
+	}
+
+	//8.pop数据所有
 	for i := 0; i < 6; i++ {
 		elem, ret := queue.Pop()
 		t.Log("pop:", elem, "-", ret, " len:", queue.Len())