From 05e562cb3c63f00981c174bf443c46cd65d48609 Mon Sep 17 00:00:00 2001
From: RGBCube <78925721+RGBCube@users.noreply.github.com>
Date: Sat, 19 Nov 2022 20:11:56 +0300
Subject: [PATCH] doc: return none instead of error in the iterator example
 (#16486)

---
 doc/docs.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/doc/docs.md b/doc/docs.md
index 11642b1789..6ffde1293f 100644
--- a/doc/docs.md
+++ b/doc/docs.md
@@ -1773,7 +1773,7 @@ mut:
 
 fn (mut iter SquareIterator) next() ?int {
 	if iter.idx >= iter.arr.len {
-		return error('')
+		return none
 	}
 	defer {
 		iter.idx++