...are important as it is **the transaction proof** which could be verified and identified by any body using the pre-defined encoding-decoding spec of EVM. Usually there are 2 methods to get 2 different kinds of granularity log data. One is **eth_getTransactionReceipt**, the other is **eth_getBlock...
... URI for each
* token will be the concatenation of the `baseURI` and the `tokenId`.
*/
string _baseTokenURI;
// _price is the price of one LW3Punks NFT
uint256 public _price = 0.01 ether;
// _paused is used to pause the contract in case of...
...Item is ERC721 signifies that the contract we are creating imports ERC721 and follows ERC721 contract from openzeppelin
contract GameItem is ERC721 {
constructor() ERC721("GameItem", "ITM") {
// mint an NFT to yourself
_mint(msg.sender, 1);
}
}
```
- 编译合约，打开终端并执行...
...tudy.org/2023/11/24/multipart-payments-on-lightning-network-break-down-amp-and-mmp/#%E5%8D%95%E8%B7%AF%E5%BE%84%E6%94%AF%E4%BB%98 "单路径支付")单路径支付
我们先玩一个思维实验，以更好地理解多路径支付的目的。
假设 Alice 想通过闪电网络给 Bob 支付 1 ...