# JavaScript

JavaScript已经成为主流的开发语言，从前端页面到后段服务，JavaScript已经无所不在。

> 甚至有一个运行在JavaScript中的PC模拟器，可以加载Linux内核，利用终端进行交互，以及编译C程序，所有一切都运行在浏览器中 - [jslinux](http://bellard.org/jslinux/)


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://huataihuang.gitbook.io/cloud-atlas-draft/develop/javascript.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.
