From 43800a7fef5c006202e2f36815271df11413eb6e Mon Sep 17 00:00:00 2001 From: HurstSi <43299793+HurstSi@users.noreply.github.com> Date: Sat, 13 Aug 2022 10:30:47 +0800 Subject: [PATCH] Fix name error arr -> fruits --- 1-js/05-data-types/05-array-methods/article.md | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/1-js/05-data-types/05-array-methods/article.md b/1-js/05-data-types/05-array-methods/article.md index f260683c27..c51a0cfb9c 100644 --- a/1-js/05-data-types/05-array-methods/article.md +++ b/1-js/05-data-types/05-array-methods/article.md @@ -262,8 +262,8 @@ alert( arr.includes(1) ); // true ```js run let fruits = ['Apple', 'Orange', 'Apple']; -alert( arr.indexOf('Apple') ); // 0(第一个 Apple) -alert( arr.lastIndexOf('Apple') ); // 2(最后一个 Apple) +alert( fruits.indexOf('Apple') ); // 0(第一个 Apple) +alert( fruits.lastIndexOf('Apple') ); // 2(最后一个 Apple) ``` ````smart header="方法 `includes` 可以正确的处理 `NaN`"