ofNullable
时间: 2023-08-26 10:16:57 浏览: 36
ofNullable方法是Optional类中的一个静态方法,用于创建一个Optional对象,并将指定的值作为其值。该方法接受一个参数value,并根据其是否为null来确定Optional对象的值。如果value为null,则返回一个空的Optional对象;如果value不为null,则返回一个包含指定值的Optional对象。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
#### 引用[.reference_title]
- *1* [jdk1.8中用于判空的Optional.ofNullable()方法](https://blog.csdn.net/mqq2502513332/article/details/128640544)[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^v92^chatsearchT0_1"}}] [.reference_item style="max-width: 50%"]
- *2* *3* [Optional类中,of()和ofNullable()方法的用法与区别](https://blog.csdn.net/qq_43101900/article/details/124430947)[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^v92^chatsearchT0_1"}}] [.reference_item style="max-width: 50%"]
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