js不保留小数点取整
时间: 2023-11-06 13:04:45 浏览: 149
在JS中,有几种方法可以实现不保留小数点而直接取整的效果。其中一种方法是使用位操作符 `| 0`。例如,`console.log(99.55 | 0);` 将会输出 99,而 `console.log(33.55 | 0);` 将会输出 33。这种方法可以快速地将一个数字转换为整数。另一种方法是使用 `.toFixed(0)`。这个方法可以保留小数位数,并且会进行四舍五入。例如,`var number = 99.55; console.log(number.toFixed(0));` 将会输出 100,而 `console.log(number.toFixed(1));` 将会输出 99.6。以上就是在JS中不保留小数点而直接取整的几种方法。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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- *1* [JS取数字小数点后两位或n位的简单方法](https://download.csdn.net/download/weixin_38630139/12991680)[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^v93^chatsearchT3_2"}}] [.reference_item style="max-width: 50%"]
- *2* *3* [js 快速移除小数点后数字保留整数](https://blog.csdn.net/Huuc6/article/details/121716748)[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^v93^chatsearchT3_2"}}] [.reference_item style="max-width: 50%"]
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