10 lines
226 B
Solidity
10 lines
226 B
Solidity
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// SPDX-License-Identifier: MIT
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pragma solidity ^0.8.20;
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contract Echoer {
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event Echo(address indexed who, bytes data);
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function echo(bytes calldata _data) external {
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emit Echo(msg.sender, _data);
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}
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}
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