安装nvm和node

一,安装nvm和node

参看博客：https://blog.csdn.net/qq_45609369/article/details/131441374?ops_request_misc=&request_id=&biz_id=102&utm_term=nvm安装node&utm_medium=distribute.pc_search_result.none-task-blog-2_allsobaiduweb~default-1-131441374.142^v100pc_search_result_base7&spm=1018.2226.3001.4187