diff --git a/lazyList.py b/lazyList.py
index db0f116..ab7a6f8 100644
--- a/lazyList.py
+++ b/lazyList.py
@@ -56,9 +56,12 @@ class LazyList(list):
     def peak(self, offset=0):
         return self[self._n - 1 + offset]
 
-    def iterIndex(self):
+    def curIndex(self):
         return self._n - 1
 
+    def nextIndex(self):
+        return self._n
+
     def __getitem__(self, index):
         self._requireLen(index)
         return super().__getitem__(index)