Material UI 4.2.1 release, Material Design React assembly

Material UI 4.2.1 released, Material UI is a set of norms to achieve Google Material Design React component, which is a front-end JS framework, mainly used in the web field.

The following is an update highlights:

• Improved accessibility Dialog header ( # 16576 )
• Fix more stringent warning mode ( # 16525 )
• Repair menu support ( # 16510 )
• The introduction of new components in the laboratory ratings
• As well as many bug fixes and improvements

For more details, see the update instructions and download address .