From fd194bd52fc58a22cf38627c3a6bc7d4e4335a11 Mon Sep 17 00:00:00 2001
From: Luo <82520819+Jerry-306@users.noreply.github.com>
Date: Sat, 21 May 2022 10:06:05 +0800
Subject: [PATCH] =?UTF-8?q?=E7=BA=A0=E6=AD=A3=200078.=E5=AD=90=E9=9B=86?=
 =?UTF-8?q?=E9=97=AE=E9=A2=98=20JS=20=E3=80=81TS=20=E7=89=88=E6=9C=AC?=
 =?UTF-8?q?=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/0078.子集.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/problems/0078.子集.md b/problems/0078.子集.md
index e1c52b5b..2b1c7643 100644
--- a/problems/0078.子集.md
+++ b/problems/0078.子集.md
@@ -260,7 +260,7 @@ var subsets = function(nums) {
     let result = []
     let path = []
     function backtracking(startIndex) {
-        result.push(path.slice())
+        result.push([...path])
         for(let i = startIndex; i < nums.length; i++) {
             path.push(nums[i])
             backtracking(i + 1)
@@ -280,7 +280,7 @@ function subsets(nums: number[]): number[][] {
     backTracking(nums, 0, []);
     return resArr;
     function backTracking(nums: number[], startIndex: number, route: number[]): void {
-        resArr.push(route.slice());
+        resArr.push([...route]);
         let length = nums.length;
         if (startIndex === length) return;
         for (let i = startIndex; i < length; i++) {