printf怎么输出double类型

要在printf中输出double类型，可以使用格式说明符"%f"。这将按照默认的格式输出double值，并保持其原始精度。 例如：double num = 3.14159; printf("%f", num); 将会输出3.141590。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
#### 引用[.reference_title]
- *1* *3* [C语言用printf读取和输出double类型](https://blog.csdn.net/Darlingrex/article/details/115335162)[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_1"}}] [.reference_item style="max-width: 50%"]
- *2* [c语言double类型默认输出小数几位](https://download.csdn.net/download/weixin_38705252/13740058)[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_1"}}] [.reference_item style="max-width: 50%"]
[ .reference_list ]