tooltip 溢出边界 可不可以scrollable （How to make the echarts tooltip scrollable? ）

[Aslantoe]

General Questions

Issue Type

• [x] I have a question to ask about how to use ECharts to ...；我想提问如何使用 ECharts 实现某功能
• [ ] I have a bug to report；我想要报 bug
• [ ] I have a feature to request, e.g.: I'd like a new feature that ...；我需要一个新功能
• [ ] I have a feature to enhance, e.g.: The current feature should be improved in the way that ...；我希望改进某个功能
• [ ] There's something wrong with the documents；文档有些问题
• [ ] Others, or I'm not sure which issue types to choose here；其他，或我不知道应该选什么类型

Issue Details

Expected Behavior

Current Behavior

Online Example

Topics

Anything Else We Need to Know

Environment

• ECharts version；ECharts 版本: {DESCRIBE_HERE}

• [x] It happens only on certain browsers or operating systems. 对于特定浏览器或操作系统才会出现的问题，请提供相应环境信息：{BROWSER_VERSION_OR_OS_INFORMATION_HERE}

[deqingli]

Please provide a detailed message, such as an image or demo.

[Aslantoe]

[Aslantoe]

Please provide a detailed message, such as an image or demo.

[echarts-bot[bot]]

This issue is not created using issue template so I'm going to close it. 🙊 Sorry for this, but it helps save our maintainers' time so that more developers get helped. Feel free to create another issue using the issue template.

这个 issue 未使用 issue 模板 创建，所以我将关闭此 issue。 为此带来的麻烦我深表歉意，但是请理解这是为了节约社区维护者的时间，以更高效地服务社区的开发者群体。 如果您愿意，可以请使用 issue 模板重新创建 issue。