From 2f556476e27f2c6aa1bc27034cb394599da1db2a Mon Sep 17 00:00:00 2001
From: xuxin <840198532@qq.com>
Date: Mon, 3 Aug 2026 10:36:45 +0800
Subject: [PATCH] =?UTF-8?q?s-day04-LinkedHashMap=E7=9A=84=E7=89=B9?=
 =?UTF-8?q?=E7=82=B9?=
MIME-Version: 1.0
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---
 .../com/inmind/map01/LinkedHashMapDemo05.java | 28 +++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 s-day04/src/com/inmind/map01/LinkedHashMapDemo05.java

diff --git a/s-day04/src/com/inmind/map01/LinkedHashMapDemo05.java b/s-day04/src/com/inmind/map01/LinkedHashMapDemo05.java
new file mode 100644
index 0000000..6bdb2ed
--- /dev/null
+++ b/s-day04/src/com/inmind/map01/LinkedHashMapDemo05.java
@@ -0,0 +1,28 @@
+package com.inmind.map01;
+
+import java.util.HashMap;
+import java.util.LinkedHashMap;
+import java.util.Map;
+
+/*
+6.LinkedHashMap的特点
+hash:哈希表，它的作用去重，通过hashCode和equals
+link：链表，保证有序
+
+LinkedHashMap：存取有序，没有索引，不能重复的，一个双列集合
+ */
+public class LinkedHashMapDemo05 {
+    public static void main(String[] args) {
+        Map<String,String> maps = new HashMap<>();
+        maps.put("刘备","孙尚香");
+        maps.put("吕布","貂蝉");
+        maps.put("张飞","夏侯驰");
+        System.out.println(maps);
+        System.out.println("-------------");
+        LinkedHashMap<String,String> linkedMaps = new LinkedHashMap<>();
+        linkedMaps.put("吕布","貂蝉");
+        linkedMaps.put("张飞","夏侯驰");
+        linkedMaps.put("刘备","孙尚香");
+        System.out.println(linkedMaps);
+    }
+}