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Merge pull request #2351 from TymGitHub/main

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LinkedHashMap勘误
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@ -119,7 +119,8 @@ cache.put(1, "one");
cache.put(2, "two"); cache.put(2, "two");
cache.put(3, "three"); cache.put(3, "three");
cache.put(4, "four"); cache.put(4, "four");
for (int i = 0; i <= 4; i++) { cache.put(5, "five");
for (int i = 1; i <= 5; i++) {
System.out.println(cache.get(i)); System.out.println(cache.get(i));
} }
``` ```
@ -128,12 +129,13 @@ for (int i = 0; i <= 4; i++) {
```java ```java
null null
two null
three three
four four
five
``` ```
从输出结果来看，由于缓存容量为 2 ，因此，添加第 3 个元素时，第 1 个元素会被删除。添加第 4 个元素时，第 2 个元素会被删除。 从输出结果来看，由于缓存容量为 3 ，因此，添加第 4 个元素时，第 1 个元素会被删除。添加第 5 个元素时，第 2 个元素会被删除。
## LinkedHashMap 源码解析 ## LinkedHashMap 源码解析