markdown怎么写代码块

要在Markdown中写代码块，你可以使用缩进4个空格或者1个制表符的方式。例如，下面的输入：

def hello_world():
print("Hello, world!")

这样就创建了一个代码块。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
#### 引用[.reference_title]
- *1* [codedown:从Markdown文件中提取代码块](https://download.csdn.net/download/weixin_42139357/18433150)[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* [行内代码](https://blog.csdn.net/community_999/article/details/125422249)[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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