Here is a simple Solidity smart contract that issues receipts for transactions. It does not use any imports or constructors, and it does not require any input during deployment.
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技术栈
Solidity
描述
This contract allows users to issue receipts by sending Ether to the contract. Each receipt records the sender's address, the amount sent, and the timestamp. Users can retrieve specific receipts and check the total number of receipts issued.
