vue 引入库css时，报There are multiple modules with names that only differ in casing.警告

 warning  in D:/vuePro/cloud-monitor-vue/node_modules/_css-loader@3.2.0@css-loader/dist/runtime/api.js

There are multiple modules with names that only differ in casing.
This can lead to unexpected behavior when compiling on a filesystem with other case-semantic.
Use equal casing. Compare these module identifiers:
* D:\vuePro\cloud-monitor-vue\node_modules\_css-loader@3.2.0@css-loader\dist\runtime\api.js
    Used by 1 module(s), i. e.
    D:\vuePro\cloud-monitor-vue\node_modules\_css-loader@3.2.0@css-loader\dist\cjs.js??ref--6-oneOf-3-1!D:\vuePro\cloud-monitor-vue\node_modules\_postcss-loader@3.0.0@postcss-loader\src\index.js??ref--6-oneOf-3-2!D:\vuePro\cloud-monitor-vue\node_modules\_element-ui@2.12.0@element-ui\lib\theme-chalk\index.css
* d:\vuePro\cloud-monitor-vue\node_modules\_css-loader@3.2.0@css-loader\dist\runtime\api.js
    Used by 4 module(s), i. e.
    d:\vuePro\cloud-monitor-vue\node_modules\_css-loader@3.2.0@css-loader\dist\cjs.js??ref--6-oneOf-3-1!d:\vuePro\cloud-monitor-vue\node_modules\_postcss-loader@3.0.0@postcss-loader\src\index.js??ref--6-oneOf-3-2!d:\vuePro\cloud-monitor-vue\src\assets\styles\reset.css

 warning  in D:/vuePro/cloud-monitor-vue/node_modules/_css-loader@3.2.0@css-loader/dist/runtime/getUrl.js

There are multiple modules with names that only differ in casing.
This can lead to unexpected behavior when compiling on a filesystem with other case-semantic.
Use equal casing. Compare these module identifiers:
* D:\vuePro\cloud-monitor-vue\node_modules\_css-loader@3.2.0@css-loader\dist\runtime\getUrl.js
    Used by 1 module(s), i. e.
    D:\vuePro\cloud-monitor-vue\node_modules\_css-loader@3.2.0@css-loader\dist\cjs.js??ref--6-oneOf-3-1!D:\vuePro\cloud-monitor-vue\node_modules\_postcss-loader@3.0.0@postcss-loader\src\index.js??ref--6-oneOf-3-2!D:\vuePro\cloud-monitor-vue\node_modules\_element-ui@2.12.0@element-ui\lib\theme-chalk\index.css
* d:\vuePro\cloud-monitor-vue\node_modules\_css-loader@3.2.0@css-loader\dist\runtime\getUrl.js
    Used by 1 module(s), i. e.
    d:\vuePro\cloud-monitor-vue\node_modules\_css-loader@3.2.0@css-loader\dist\cjs.js??ref--6-oneOf-3-1!d:\vuePro\cloud-monitor-vue\node_modules\_postcss-loader@3.0.0@postcss-loader\src\index.js??ref--6-oneOf-3-2!d:\vuePro\cloud-monitor-vue\src\assets\styles\iconfont.css

 warning  in D:/vuePro/cloud-monitor-vue/node_modules/_vue-style-loader@4.1.2@vue-style-loader/lib/addStylesClient.js

There are multiple modules with names that only differ in casing.
This can lead to unexpected behavior when compiling on a filesystem with other case-semantic.
Use equal casing. Compare these module identifiers:
* D:\vuePro\cloud-monitor-vue\node_modules\_vue-style-loader@4.1.2@vue-style-loader\lib\addStylesClient.js
    Used by 1 module(s), i. e.
    D:\vuePro\cloud-monitor-vue\node_modules\_vue-style-loader@4.1.2@vue-style-loader\index.js??ref--6-oneOf-3-0!D:\vuePro\cloud-monitor-vue\node_modules\_css-loader@3.2.0@css-loader\dist\cjs.js??ref--6-oneOf-3-1!D:\vuePro\cloud-monitor-vue\node_modules\_postcss-loader@3.0.0@postcss-loader\src\index.js??ref--6-oneOf-3-2!D:\vuePro\cloud-monitor-vue\node_modules\_element-ui@2.12.0@element-ui\lib\theme-chalk\index.css
* d:\vuePro\cloud-monitor-vue\node_modules\_vue-style-loader@4.1.2@vue-style-loader\lib\addStylesClient.js
    Used by 4 module(s), i. e.
    D:\vuePro\cloud-monitor-vue\node_modules\_vue-style-loader@4.1.2@vue-style-loader\index.js??ref--6-oneOf-3-0!D:\vuePro\cloud-monitor-vue\node_modules\_css-loader@3.2.0@css-loader\dist\cjs.js??ref--6-oneOf-3-1!D:\vuePro\cloud-monitor-vue\node_modules\_postcss-loader@3.0.0@postcss-loader\src\index.js??ref--6-oneOf-3-2!d:\vuePro\cloud-monitor-vue\src\assets\styles\reset.css

 warning  in D:/vuePro/cloud-monitor-vue/node_modules/_vue-style-loader@4.1.2@vue-style-loader/lib/listToStyles.js

There are multiple modules with names that only differ in casing.
This can lead to unexpected behavior when compiling on a filesystem with other case-semantic.
Use equal casing. Compare these module identifiers:
* D:\vuePro\cloud-monitor-vue\node_modules\_vue-style-loader@4.1.2@vue-style-loader\lib\listToStyles.js
    Used by 3 module(s), i. e.
    D:\vuePro\cloud-monitor-vue\node_modules\_vue-style-loader@4.1.2@vue-style-loader\lib\addStylesClient.js
* d:\vuePro\cloud-monitor-vue\node_modules\_vue-style-loader@4.1.2@vue-style-loader\lib\listToStyles.js
    Used by 3 module(s), i. e.
    d:\vuePro\cloud-monitor-vue\node_modules\_vue-style-loader@4.1.2@vue-style-loader\lib\addStylesClient.js


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  To create a production build, run npm run build.