Time to Hello World on CKB

The target of this tutorial is very simple: use CKB SDKs in various languages to write "Hello Common Knowledge Base!" into a cell on CKB testnet and check it on CKB explorer.

Sample Code

Here's an example of how to write an on-chain message:

https://github.com/Flouse/ckb-tthw/blob/42bf1b5a3566e2d8adf6ef79aad8580de0d79281/js/index.ts#L125-L136

Tutorials in different languages

• JavaScript/TypeScript
• Golang
• Rust
• Java
• etc.