diff --git a/priority_list/priority_list.go b/priority_list/priority_list.go
index 943af0f..547c217 100644
--- a/priority_list/priority_list.go
+++ b/priority_list/priority_list.go
@@ -88,7 +88,7 @@ func (pl *PriorityList) Clear() {
 	pl.size = 0
 }
 
-// GetCompare 获取比较的节点 compare > 11这个节点小的值 [15,12,9,8,6,1] = 9
+// GetCompare 获取比较的节点 compare >= 11这个节点小的值 [15,12,9,8,6,1] = 9
 func (pl *PriorityList) GetCompare(cNode INode) INode {
 	cur := pl.head
 	for cur != nil {
@@ -100,7 +100,7 @@ func (pl *PriorityList) GetCompare(cNode INode) INode {
 	return nil
 }
 
-// GetCompareReverse 逆序获取比较的节点 compare > 11这个节点大的值 [15,12,9,8,6,1] = 12
+// GetCompareReverse 逆序获取比较的节点 compare >= 11这个节点大的值 [15,12,9,8,6,1] = 12
 func (pl *PriorityList) GetCompareReverse(cNode INode) INode {
 	cur := pl.tail
 	for cur != nil {
@@ -197,52 +197,6 @@ func (pl *PriorityList) RemoveIndex(idx int) INode {
 	result := pl.Get(idx)
 	pl.Remove(result)
 	return result
-	// if idx >= pl.size {
-	// 	return nil
-	// }
-
-	// pl.size--
-
-	// var cur INode
-	// if pl.size == 1 {
-	// 	cur = pl.head
-	// 	pl.head = nil
-	// 	pl.tail = nil
-
-	// 	if cur == nil {
-	// 		panic("why cur == nil?")
-	// 	}
-
-	// 	return cur
-	// }
-
-	// cur = pl.head
-	// for i := 0; i < idx; i++ {
-	// 	cur = cur.GetNext()
-	// }
-
-	// prev := cur.GetPrev()
-	// next := cur.GetNext()
-
-	// if prev == nil {
-	// 	pl.head = next
-	// 	pl.head.SetPrev(nil)
-	// } else if next == nil {
-	// 	pl.tail = prev
-	// 	pl.tail.SetNext(nil)
-	// } else {
-	// 	prev.SetNext(next)
-	// 	next.SetPrev(prev)
-	// }
-
-	// cur.SetNext(nil)
-	// cur.SetPrev(nil)
-
-	// if cur == nil {
-	// 	panic("why cur == nil?")
-	// }
-
-	// return cur
 }
 
 // RemoveReverseIndex 逆顺序删除节点 并获取该节点
diff --git a/priority_list/priority_list_test.go b/priority_list/priority_list_test.go
index 7531651..fac9d69 100644
--- a/priority_list/priority_list_test.go
+++ b/priority_list/priority_list_test.go
@@ -68,8 +68,8 @@ func TestPriority(t *testing.T) {
 	pl.Insert(NewNodeInt(12))
 	pl.Insert(NewNodeInt(8))
 
-	if pl.GetCompare(NewNodeInt(11)).GetValue() != 9 {
-		t.Error(pl.String(), pl.GetCompare(NewNodeInt(11)).GetValue())
+	if pl.GetCompare(NewNodeInt(9)).GetValue() != 9 {
+		t.Error(pl.String(), pl.GetCompare(NewNodeInt(9)).GetValue())
 	}
 
 	if pl.GetCompareReverse(NewNodeInt(11)).GetValue() != 12 {