From 9b6eb0eee0e3a0097df73f1e5e4d9c8c989e3765 Mon Sep 17 00:00:00 2001
From: Masahiro FUJIMOTO <mfujimot@gmail.com>
Date: Tue, 11 Jan 2022 11:11:42 +0900
Subject: 2021/12/13 時点の英語版に同期
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../javascript/reference/global_objects/number/parseint/index.md  | 8 --------
 1 file changed, 8 deletions(-)

diff --git a/files/ja/web/javascript/reference/global_objects/number/parseint/index.md b/files/ja/web/javascript/reference/global_objects/number/parseint/index.md
index faad87b6e5..0076287b76 100644
--- a/files/ja/web/javascript/reference/global_objects/number/parseint/index.md
+++ b/files/ja/web/javascript/reference/global_objects/number/parseint/index.md
@@ -39,14 +39,6 @@ Number.parseInt(string, radix)
 
 `radix` が `2` よりも小さいか `36` よりも大きい、または最初のホワイトスペース以外の文字が数値に変換できない場合は {{jsxref("NaN")}} が返されます。
 
-## ポリフィル
-
-```js
-if (Number.parseInt === undefined) {
-    Number.parseInt = window.parseInt
-}
-```
-
 ## 例
 
 ### Number.parseInt と parseInt
-- 
cgit v1.2.3-54-g00ecf