...re were logs saving **the transaction detail information** onto Ethereum blockchain. These logs indicate the counterparty of the transaction, the token the transaction triggered on, the events the transaction exposed out, the data the transaction attached onto the blockchain etc.
The logs, name...
...ow-to-use-chainlink-price-feeds-on-arbitrum-zh/
[Arbitrum](https://learnblockchain.cn/article/3438)是一个以太坊的的二层网络,开发者能够以低成本开发和部署高度可扩展的智能合约。通过Arbitrum上的Chainlink Data Feeds,开发者可以快速、轻松地将他...