开发者(Developers)

Developer features allow extending and enhancing Chart.js in many different ways.

## Latest resources
Latest documentation and samples, including unreleased features, are available at:

- https://www.chartjs.org/docs/master/
- https://www.chartjs.org/samples/master/

## Development releases
Latest builds are available for testing at:

https://www.chartjs.org/dist/master/chart.js
https://www.chartjs.org/dist/master/chart.min.js

> Warning
Development builds must not be used for production purposes or as replacement for a CDN. See available CDNs.

## Browser support
All modern and up-to-date browsers are supported, including, but not limited to:

- Chrome
- Edge
- Firefox
- Safari

As of version 3, we have dropped Internet Explorer 11 support.

Browser support for the canvas element is available in all modern & major mobile browsers. CanIUse

Run npx browserslist at the root of the codebase to get a list of supported browsers.

Thanks to BrowserStack for allowing our team to test on thousands of browsers.

## Previous versions
To migrate from version 2 to version 3, please see the v3 migration guide.

Version 3 has a largely different API than earlier versions.

Most earlier version options have current equivalents or are the same.

Please note - documentation for previous versions is available online or in the GitHub repo.

- [2.9.4 Documentation](https://www.chartjs.org/docs/2.9.4/ "2.9.4 Documentation")
- [1.x Documentation](https://github.com/chartjs/Chart.js/tree/v1.1.1/docs "1.x Documentation")