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Contract Address Details

0x30A62aA52Fa099C4B227869EB6aeaDEda054d121

Contract Name
Multicall2
Creator
0x77c062–f1353f at 0x44fc4b–d8171a
Balance
0 KAVA ( )
Tokens
Fetching tokens...
Transactions
0 Transactions
Transfers
0 Transfers
Gas Used
Fetching gas used...
Last Balance Update
9455294
Warning! Contract bytecode has been changed and doesn't match the verified one. Therefore, interaction with this smart contract may be risky.
Contract name:
Multicall2




Optimization enabled
true
Compiler version
v0.8.9+commit.e5eed63a




Optimization runs
999999
EVM Version
default




Verified at
2022-05-25T19:49:02.836375Z

Contract source code

// Sources flattened with hardhat v2.8.4 https://hardhat.org

// File contracts/Multicall2.sol

// SPDX-License-Identifier: MIT
// Derived from https://github.com/makerdao/multicall/blob/master/src/Multicall2.sol

pragma solidity ^0.8.0;
pragma experimental ABIEncoderV2;

/// @title Multicall2 - Aggregate results from multiple read-only function calls
/// @author Michael Elliot <mike@makerdao.com>
/// @author Joshua Levine <joshua@makerdao.com>
/// @author Nick Johnson <arachnid@notdot.net>

contract Multicall2 {
    struct Call {
        address target;
        bytes callData;
    }
    struct Result {
        bool success;
        bytes returnData;
    }

    function aggregate(Call[] memory calls)
        public
        returns (uint256 blockNumber, bytes[] memory returnData)
    {
        blockNumber = block.number;
        returnData = new bytes[](calls.length);
        for (uint256 i = 0; i < calls.length; i++) {
            (bool success, bytes memory ret) = calls[i].target.call(
                calls[i].callData
            );
            require(success, "Multicall aggregate: call failed");
            returnData[i] = ret;
        }
    }

    function blockAndAggregate(Call[] memory calls)
        public
        returns (
            uint256 blockNumber,
            bytes32 blockHash,
            Result[] memory returnData
        )
    {
        (blockNumber, blockHash, returnData) = tryBlockAndAggregate(
            true,
            calls
        );
    }

    function getBlockHash(uint256 blockNumber)
        public
        view
        returns (bytes32 blockHash)
    {
        blockHash = blockhash(blockNumber);
    }

    function getBlockNumber() public view returns (uint256 blockNumber) {
        blockNumber = block.number;
    }

    function getCurrentBlockCoinbase() public view returns (address coinbase) {
        coinbase = block.coinbase;
    }

    function getCurrentBlockDifficulty()
        public
        view
        returns (uint256 difficulty)
    {
        difficulty = block.difficulty;
    }

    function getCurrentBlockGasLimit() public view returns (uint256 gaslimit) {
        gaslimit = block.gaslimit;
    }

    function getCurrentBlockTimestamp()
        public
        view
        returns (uint256 timestamp)
    {
        timestamp = block.timestamp;
    }

    function getEthBalance(address addr) public view returns (uint256 balance) {
        balance = addr.balance;
    }

    function getLastBlockHash() public view returns (bytes32 blockHash) {
        blockHash = blockhash(block.number - 1);
    }

    function tryAggregate(bool requireSuccess, Call[] memory calls)
        public
        returns (Result[] memory returnData)
    {
        returnData = new Result[](calls.length);
        for (uint256 i = 0; i < calls.length; i++) {
            (bool success, bytes memory ret) = calls[i].target.call(
                calls[i].callData
            );

            if (requireSuccess) {
                require(success, "Multicall2 aggregate: call failed");
            }

            returnData[i] = Result(success, ret);
        }
    }

    function tryBlockAndAggregate(bool requireSuccess, Call[] memory calls)
        public
        returns (
            uint256 blockNumber,
            bytes32 blockHash,
            Result[] memory returnData
        )
    {
        blockNumber = block.number;
        blockHash = blockhash(block.number);
        returnData = tryAggregate(requireSuccess, calls);
    }
}

Contract ABI

[{"type":"function","stateMutability":"nonpayable","outputs":[{"type":"uint256","name":"blockNumber","internalType":"uint256"},{"type":"bytes[]","name":"returnData","internalType":"bytes[]"}],"name":"aggregate","inputs":[{"type":"tuple[]","name":"calls","internalType":"struct Multicall2.Call[]","components":[{"type":"address","name":"target","internalType":"address"},{"type":"bytes","name":"callData","internalType":"bytes"}]}]},{"type":"function","stateMutability":"nonpayable","outputs":[{"type":"uint256","name":"blockNumber","internalType":"uint256"},{"type":"bytes32","name":"blockHash","internalType":"bytes32"},{"type":"tuple[]","name":"returnData","internalType":"struct Multicall2.Result[]","components":[{"type":"bool","name":"success","internalType":"bool"},{"type":"bytes","name":"returnData","internalType":"bytes"}]}],"name":"blockAndAggregate","inputs":[{"type":"tuple[]","name":"calls","internalType":"struct Multicall2.Call[]","components":[{"type":"address","name":"target","internalType":"address"},{"type":"bytes","name":"callData","internalType":"bytes"}]}]},{"type":"function","stateMutability":"view","outputs":[{"type":"bytes32","name":"blockHash","internalType":"bytes32"}],"name":"getBlockHash","inputs":[{"type":"uint256","name":"blockNumber","internalType":"uint256"}]},{"type":"function","stateMutability":"view","outputs":[{"type":"uint256","name":"blockNumber","internalType":"uint256"}],"name":"getBlockNumber","inputs":[]},{"type":"function","stateMutability":"view","outputs":[{"type":"address","name":"coinbase","internalType":"address"}],"name":"getCurrentBlockCoinbase","inputs":[]},{"type":"function","stateMutability":"view","outputs":[{"type":"uint256","name":"difficulty","internalType":"uint256"}],"name":"getCurrentBlockDifficulty","inputs":[]},{"type":"function","stateMutability":"view","outputs":[{"type":"uint256","name":"gaslimit","internalType":"uint256"}],"name":"getCurrentBlockGasLimit","inputs":[]},{"type":"function","stateMutability":"view","outputs":[{"type":"uint256","name":"timestamp","internalType":"uint256"}],"name":"getCurrentBlockTimestamp","inputs":[]},{"type":"function","stateMutability":"view","outputs":[{"type":"uint256","name":"balance","internalType":"uint256"}],"name":"getEthBalance","inputs":[{"type":"address","name":"addr","internalType":"address"}]},{"type":"function","stateMutability":"view","outputs":[{"type":"bytes32","name":"blockHash","internalType":"bytes32"}],"name":"getLastBlockHash","inputs":[]},{"type":"function","stateMutability":"nonpayable","outputs":[{"type":"tuple[]","name":"returnData","internalType":"struct Multicall2.Result[]","components":[{"type":"bool","name":"success","internalType":"bool"},{"type":"bytes","name":"returnData","internalType":"bytes"}]}],"name":"tryAggregate","inputs":[{"type":"bool","name":"requireSuccess","internalType":"bool"},{"type":"tuple[]","name":"calls","internalType":"struct Multicall2.Call[]","components":[{"type":"address","name":"target","internalType":"address"},{"type":"bytes","name":"callData","internalType":"bytes"}]}]},{"type":"function","stateMutability":"nonpayable","outputs":[{"type":"uint256","name":"blockNumber","internalType":"uint256"},{"type":"bytes32","name":"blockHash","internalType":"bytes32"},{"type":"tuple[]","name":"returnData","internalType":"struct Multicall2.Result[]","components":[{"type":"bool","name":"success","internalType":"bool"},{"type":"bytes","name":"returnData","internalType":"bytes"}]}],"name":"tryBlockAndAggregate","inputs":[{"type":"bool","name":"requireSuccess","internalType":"bool"},{"type":"tuple[]","name":"calls","internalType":"struct Multicall2.Call[]","components":[{"type":"address","name":"target","internalType":"address"},{"type":"bytes","name":"callData","internalType":"bytes"}]}]}]

Contract Creation Code

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Deployed ByteCode

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