roundingmode.half_up含义

RoundingMode.HALF_UP是一个舍入模式，它表示在进行四舍五入时，如果小数部分大于等于0.5，就向上取整，如果小数部分小于0.5，就向下取整。\[2\]具体来说，如果小数部分是0.5，那么就会向上取整，如果小数部分大于0.5，也会向上取整，如果小数部分小于0.5，就会向下取整。\[3\]例如，对于数字3.14159，使用RoundingMode.HALF_UP舍入模式保留两位小数，结果将是3.14。\[3\]
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- *1* [RoundingMode 几个参数详解](https://blog.csdn.net/WGH100817/article/details/101721795)[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中DecimalFormat如何进行四舍五入？](https://blog.csdn.net/qq_19309473/article/details/118093148)[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* [Java中RoundingMode枚举类的详细用法解析](https://blog.csdn.net/qijing19991210/article/details/131527855)[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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