D:\nodeWorkspace\Imooc>npm install bower -g

npm WARN deprecated [email protected]: ..psst! While Bower is maintained, we recommend

?Yarn and Webpack for *new* front-end projects! Yarn's advantage is security and

?reliability, and Webpack's is support for both CommonJS and AMD projects. Curre

ntly there's no migration path but we hope you'll help us figure out one.

C:\Users\ljk\AppData\Roaming\npm\bower -> C:\Users\ljk\AppData\Roaming\npm\node_

modules\bower\bin\bower

[email protected] C:\Users\ljk\AppData\Roaming\npm\node_modules\bower

D:\nodeWorkspace\Imooc>npm install bootstrap

[email protected] node_modules\bootstrap

D:\nodeWorkspace\Imooc>