java hashmap.get

在Java中，使用HashMap的get方法可以根据给定的键获取对应的值。在给定的代码中，可以使用以下方式来获取值：

String value = map.get(key);

其中，`map`是一个HashMap对象，`key`是要获取值的键。这个方法会返回与给定键关联的值，如果键不存在，则返回null。\[1\]在HashMap的实现中，get方法会根据键的哈希值来确定存储位置，并通过比较键的相等性来找到对应的值。\[2\]\[3\]
#### 引用[.reference_title]
- *1* [Java 中HashMap 详解](https://blog.csdn.net/java1527/article/details/126850576)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^insertT0,239^v3^insert_chatgpt"}} ] [.reference_item]
- *2* [Java-HashMap（hash函数、put函数、get函数源码分析）](https://blog.csdn.net/wahehe__/article/details/113704273)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^insertT0,239^v3^insert_chatgpt"}} ] [.reference_item]
- *3* [HashMap之get方法详解](https://blog.csdn.net/weixin_39667787/article/details/86687414)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^insertT0,239^v3^insert_chatgpt"}} ] [.reference_item]
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