From 13ed28dbcf8eb40e94fafab3da7955e967f298bd Mon Sep 17 00:00:00 2001
From: Luo <82520819+Jerry-306@users.noreply.github.com>
Date: Sat, 21 May 2022 10:10:36 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=AD=A3=200090.=E5=AD=90=E9=9B=86II?=
 =?UTF-8?q?=20JS=E3=80=81TS=E7=89=88=E6=9C=AC=E4=BB=A3=E7=A0=81?=
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JS 和 TS 里面 数组深拷贝一般采用 ES6 扩展运算符 ... ，或者 Array.from() 方法，而不会采用实例方法 slice. slice方法用于数组分割等操作，请注意代码书写规范！
---
 problems/0090.子集II.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/problems/0090.子集II.md b/problems/0090.子集II.md
index 74ce000b..dd64d199 100644
--- a/problems/0090.子集II.md
+++ b/problems/0090.子集II.md
@@ -299,7 +299,7 @@ var subsetsWithDup = function(nums) {
         return a - b
     })
     function backtracing(startIndex, sortNums) {
-        result.push(path.slice(0))
+        result.push([...path])
         if(startIndex > nums.length - 1) {
             return
         }
@@ -327,7 +327,7 @@ function subsetsWithDup(nums: number[]): number[][] {
     backTraking(nums, 0, []);
     return resArr;
     function backTraking(nums: number[], startIndex: number, route: number[]): void {
-        resArr.push(route.slice());
+        resArr.push([...route]);
         let length: number = nums.length;
         if (startIndex === length) return;
         for (let i = startIndex; i < length; i++) {