> For the complete documentation index, see [llms.txt](https://jupiter-1992.gitbook.io/jupiter-note/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://jupiter-1992.gitbook.io/jupiter-note/qian-duan/note/01-note.md).

# 01 Note

## 001 弱类型、强类型、动态类型、静态类型

弱/强类型指的是语言类型系统的类型检查的严格程度，动态/静态类型指的是变量与类型的绑定方法。

* 弱类型：偏向于容忍隐式类型转换。
* 强类型：偏向于不容忍隐式类型转换。
* 动态类型：编译的时候不知道每一个变量的类型，因为类型错误而不能做的事情是运行时错误。
* 静态类型：编译的时候就知道每一个变量的类型，因为类型错误而不能做的事情是语法错误。

![弱类型、强类型、动态类型、静态类型](https://raw.githubusercontent.com/chanshiyucx/yoi/master/2019/note/语言类型.jpg)

## 002 解除 chrome 浏览器的跨域限制

```bash
chrome.exe --user-data-dir="C:/Chrome dev session" --disable-web-security
```


---

# Agent Instructions
This documentation is published with GitBook. GitBook is the documentation platform designed so that both humans and AI agents can read, navigate, and reason over technical content effectively. Learn more at gitbook.com.

## 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://jupiter-1992.gitbook.io/jupiter-note/qian-duan/note/01-note.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.