how to create a new blocks in Scratch3.0

Micircle / scratch3.0-note

scratch 3.0 开发笔记

https://micircle.github.io/scratch3.0-note/

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how to create a new blocks in Scratch3.0 #1

Open sofardware opened 6 years ago

sofardware commented 6 years ago

how to create a new blocks in Scratch3.0？ I want to create a new block to support aruduino，but do not how to begine ？Can you tell me how to creat a block, and how to modify it's js script?