怎么吧dataframe转化成矩阵

要将dataframe转化为矩阵，有几种方法可以实现。第一种方法是使用data.matrix函数，示例如下：
y <- data.matrix(dataframe)
这将把dataframe转化为矩阵，并将结果存储在变量y中。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
#### 引用[.reference_title]
- *1* *3* [R语言 dataframe转化为matrix](https://blog.csdn.net/weixin_41938903/article/details/84983804)[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* [dataframe转换成矩阵](https://blog.csdn.net/u010916338/article/details/84065958)[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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