How to properly introduce index.css file of Element UI and avoid style loading failures?

Element UI Style Files Introduction Best Practices: Avoid Style Loading Failures

When using the Element UI, many developers will encounter the problem of style loading failure, especially when introducing index.css using the unpkg.com CDN link. Network instability will cause style loading failure, and even resources such as icons may not be displayed after local download. This article will introduce how to reliably introduce the index.css file of the Element UI to ensure stable loading of project styles.

Avoid CDN dependencies, recommend local introduction

Directly use CDN links (e.g.<link href="https://unpkg.com/element-ui/lib/theme-chalk/index.css" rel="stylesheet"> ) Although convenient, it relies on external network resources and has instability. A more reliable way is to download the Element UI to a local project and introduce it from the local.

Best local introduction method

It is recommended to place the Element UI file in the /public/static directory of the project (or other static resource directories) to ensure reliable loading of static resources.

1. Download Element UI: Download Element UI from the official website or npm to the local project.

2. Locally import index.css : In your index.html file, import index.css using the following method:

   <link href="/static/element-ui/lib/theme-chalk/index.css" rel="stylesheet">

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   (Please adjust the path according to the path you actually store the Element UI)

3. Introducing Vue.js (Important): To ensure that the Element UI works properly, you need to introduce Vue.js correctly and make sure that the introduction of Vue.js is in advance of the JS file of the Element UI. The introduction method is similar to index.css , for example:

   <script src="/static/vue.js"></script>
   <script src="/static/element-ui/lib/index.js"></script>

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Solve the icon display problem

If you still encounter problems with icon display, please check the following points:

• File path: Make sure that index.css path is correct and that the icon resource is located in the directory where index.css file is located.
• File Integrity: Verify that the downloaded Element UI file is complete and ensure that all necessary resource files are included.
• Browser Cache: Clear the browser cache and try to reload the page.

Through the above steps, you can effectively avoid Element UI style loading failure and ensure the project runs stably. Remember that local introduction is more reliable than relying on CDN, especially in production environments.

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