# 验证SDK

如果安装脚本运行没有任何错误，在 Internet Computer 区块链上进行开发所需的一切都在您的本地计算机上可用。

1.打开终端。

2.运行以下命令，检查您是否安装了 DFINITY 命令行工具 (CLI) 并且 dfx 可执行文件已加入PATH环境变量：

```
dfx --version
```

3\. 命令显示dfx版本号：

```
dfx 0.7.1
```

4\. 运行以下命令预览其他 dfx 命令的使用信息：

```
dfx --help
```

该命令显示 dfx 命令的使用信息。


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# 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://mixdao.gitbook.io/dfinity/yi-kuai-su-ru-men/2.-wang-luo-bu-shu/yan-zheng-sdk.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.