From 816c17194078833899e3ee3bd7d7765e0364f7ef Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=9B=BE=E5=BE=B7=E6=A3=AE?= <1500225483@qq.com>
Date: Fri, 28 Oct 2022 04:10:05 +0000
Subject: [PATCH 1/2] =?UTF-8?q?=E6=96=B0=E5=BB=BA=202022-10-27-map?=
=?UTF-8?q?=E5=92=8Cset?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
---
.../2022-10-27-map\345\222\214set/.keep" | 0
1 file changed, 0 insertions(+), 0 deletions(-)
create mode 100644 "47\346\233\276\345\276\267\346\243\256/2022-10-27-map\345\222\214set/.keep"
diff --git "a/47\346\233\276\345\276\267\346\243\256/2022-10-27-map\345\222\214set/.keep" "b/47\346\233\276\345\276\267\346\243\256/2022-10-27-map\345\222\214set/.keep"
new file mode 100644
index 0000000..e69de29
--
Gitee
From 1a263dc832c0a3b5ea95ec5ef7e16d068b50c748 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=9B=BE=E5=BE=B7=E6=A3=AE?= <1500225483@qq.com>
Date: Fri, 28 Oct 2022 04:10:34 +0000
Subject: [PATCH 2/2] =?UTF-8?q?=E6=9B=BE=E5=BE=B7=E6=A3=AE?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Signed-off-by: 曾德森 <1500225483@qq.com>
---
.../\344\275\234\344\270\232.html" | 23 +++++
.../map\345\222\214set.md" | 88 +++++++++++++++++++
2 files changed, 111 insertions(+)
create mode 100644 "47\346\233\276\345\276\267\346\243\256/2022-10-27-map\345\222\214set/\346\233\276\345\276\267\346\243\256/\344\275\234\344\270\232/\344\275\234\344\270\232.html"
create mode 100644 "47\346\233\276\345\276\267\346\243\256/2022-10-27-map\345\222\214set/\346\233\276\345\276\267\346\243\256/\347\254\224\350\256\260/map\345\222\214set.md"
diff --git "a/47\346\233\276\345\276\267\346\243\256/2022-10-27-map\345\222\214set/\346\233\276\345\276\267\346\243\256/\344\275\234\344\270\232/\344\275\234\344\270\232.html" "b/47\346\233\276\345\276\267\346\243\256/2022-10-27-map\345\222\214set/\346\233\276\345\276\267\346\243\256/\344\275\234\344\270\232/\344\275\234\344\270\232.html"
new file mode 100644
index 0000000..164c2a5
--- /dev/null
+++ "b/47\346\233\276\345\276\267\346\243\256/2022-10-27-map\345\222\214set/\346\233\276\345\276\267\346\243\256/\344\275\234\344\270\232/\344\275\234\344\270\232.html"
@@ -0,0 +1,23 @@
+
+
+
+
+
+
+ Document
+
+
+
+
+
\ No newline at end of file
diff --git "a/47\346\233\276\345\276\267\346\243\256/2022-10-27-map\345\222\214set/\346\233\276\345\276\267\346\243\256/\347\254\224\350\256\260/map\345\222\214set.md" "b/47\346\233\276\345\276\267\346\243\256/2022-10-27-map\345\222\214set/\346\233\276\345\276\267\346\243\256/\347\254\224\350\256\260/map\345\222\214set.md"
new file mode 100644
index 0000000..ee2de68
--- /dev/null
+++ "b/47\346\233\276\345\276\267\346\243\256/2022-10-27-map\345\222\214set/\346\233\276\345\276\267\346\243\256/\347\254\224\350\256\260/map\345\222\214set.md"
@@ -0,0 +1,88 @@
+## map
+
+//引用型：function,array,obj
+
+//map
+
+`var ma =new map();`
+
+`console.log(typeof ma); //ma是对象`
+
+`ma.set(5,'Zoe');`
+
+
+
+### 删
+
+delete:map.delete(key) :根据键删除，那就删除成功，返回ture，否则返回false
+
+1、`ma.delect(5);`
+
+ `console.log(ma)`
+
+2、`var result =ma.delete(5);`
+
+ `console.log(result)`
+
+3、`var re=ma.clear() //清空数据，无返回值`
+
+ `console.log(re)`
+
+
+
+### 改
+
+`ma.set(5，'Zoe')`
+
+
+
+### 查
+
+`for (let e of ma.keys()){`
+
+ `console.log(e)`
+
+} //查找键5，keys
+
+
+
+`for (let e of ma.values()){`
+
+ `console.log(e)`
+
+} //查找值 'Joe',' Zoe'
+
+
+
+//obj不可迭代 let[k,v]=[键，值]
+
+ `ma.forEach(`
+
+ `e=>console.log(e)`
+
+)
+
+## set
+
+//set:（装不重复的元素）数组
+
+`set.add(5);`
+
+`set.add(+0),add(1),add(2);`
+
+`set.add(-0);`
+
+`set. add(NaN);`
+
+`set.add(null);`
+
+//weak set,weak map 弱引用
+
+//set 去重
+
+`const nums = [1,2,3,4,3,2,1]`
+
+`uniq1 = [...new Set(nums)]`
+
+
+
--
Gitee