# Page Not Found

The URL `tech/14-pai-xu-suan-fa-javascript` does not exist. This page may have been moved, renamed, or deleted.

## Suggested Pages

You may be looking for one of the following:
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- [看懂什么是环境变量](https://lizh.gitbook.io/knowledge/tech/08-kan-dong-shen-me-shi-huan-jing-bian-liang.md)
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- [Curl的用法指南](https://lizh.gitbook.io/knowledge/tech/03curl-de-yong-fa-zhi-nan.md)
- [02 Shell脚本进阶篇](https://lizh.gitbook.io/knowledge/tech/1302shell-jiao-ben-jin-jie-pian.md)

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### Option 1 — Ask a question (recommended)

Perform an HTTP GET request on the following URL with the `ask` and `goal` query parameters:

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```

`ask` is the immediate question: it should be specific, self-contained, and written in natural language.
`goal` is what the user is ultimately trying to achieve, the reason they need the answer. Sharing it helps GitBook give you a better, more relevant answer. A goal is most helpful when it describes the outcome the user wants rather than restating the question. For example, with `ask=how do I create an API token`, a goal like `automate deployments from our CI pipeline` lets GitBook tailor the answer to that use case.

The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

### Option 2 — Browse the documentation index

Full index: https://lizh.gitbook.io/knowledge/sitemap.md

Use this to discover valid page paths or navigate the documentation structure.

### Option 3 — Retrieve the full documentation corpus

Full export: https://lizh.gitbook.io/knowledge/llms-full.txt

Use this to access all content at once and perform your own parsing or retrieval. It will be more expensive.

## Tips for requesting documentation

Prefer `.md` URLs for structured content, append `.md` to URLs (e.g., `/knowledge/javascript-xi-lie/guan-yu-javascript.md`).

You may also use `Accept: text/markdown` header for content negotiation.
