From 494a24fc5d4eaf0a3388c30930fb7e82438f6bb3 Mon Sep 17 00:00:00 2001
From: fusunx <1102654482@qq.com>
Date: Sun, 16 May 2021 09:50:25 +0800
Subject: [PATCH] =?UTF-8?q?0046.=E5=85=A8=E6=8E=92=E5=88=97.md=20Javascrip?=
 =?UTF-8?q?t?=
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---
 problems/0046.全排列.md | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/problems/0046.全排列.md b/problems/0046.全排列.md
index 05d86785..c9a52287 100644
--- a/problems/0046.全排列.md
+++ b/problems/0046.全排列.md
@@ -188,6 +188,33 @@ Python：
 
 Go：
 
+Javascript:
+```Javascript
+
+var permute = function(nums) {
+    let result = []
+    let path = []
+    function backtracing(used) {
+        if(path.length === nums.length) {
+            result.push(path.slice(0))
+            return
+        }
+        for(let i = 0; i < nums.length; i++) {
+            if(used[nums[i]]) {
+                continue
+            }
+            used[nums[i]] = true
+            path.push(nums[i])
+            backtracing(used)
+            path.pop()
+            used[nums[i]] = false
+        }
+    }
+    backtracing([])
+    return result
+};
+
+```