Contract 0xf549af21578cfe2385ffd3488b3039fd9e52f006

Contract Overview

Balance:
0 ETH
Txn Hash Method
Block
From
To
Value
0xd01897f506fdf0a5b2760b630d7cc69f11e7aea8b1ad119d7aa31ad5d2d6eb190x60a060402427392022-08-04 7:24:00572 days 6 hrs ago0x61e5e1ea8ff9dc840e0a549c752fa7bde9224e99 IN  Contract Creation0 ETH0.0001895181
[ Download CSV Export 
Parent Txn Hash Block From To Value
Loading
This contract may be a proxy contract. Click on More Options and select Is this a proxy? to confirm and enable the "Read as Proxy" & "Write as Proxy" tabs.

Similar Match Source Code
This contract matches the deployed Bytecode of the Source Code for Contract 0xA238CBeb142c10Ef7Ad8442C6D1f9E89e07e7761
The constructor portion of the code might be different and could alter the actual behaviour of the contract

Contract Name:
MultiSend

Compiler Version
v0.7.6+commit.7338295f

Optimization Enabled:
No with 200 runs

Other Settings:
default evmVersion, GNU LGPLv3 license
File 1 of 1 : MultiSend.sol
// SPDX-License-Identifier: LGPL-3.0-only
pragma solidity >=0.7.0 <0.9.0;

/// @title Multi Send - Allows to batch multiple transactions into one.
/// @author Nick Dodson - <[email protected]>
/// @author Gonçalo Sá - <[email protected]>
/// @author Stefan George - <[email protected]>
/// @author Richard Meissner - <[email protected]>
contract MultiSend {
    address private immutable multisendSingleton;

    constructor() {
        multisendSingleton = address(this);
    }

    /// @dev Sends multiple transactions and reverts all if one fails.
    /// @param transactions Encoded transactions. Each transaction is encoded as a packed bytes of
    ///                     operation as a uint8 with 0 for a call or 1 for a delegatecall (=> 1 byte),
    ///                     to as a address (=> 20 bytes),
    ///                     value as a uint256 (=> 32 bytes),
    ///                     data length as a uint256 (=> 32 bytes),
    ///                     data as bytes.
    ///                     see abi.encodePacked for more information on packed encoding
    /// @notice This method is payable as delegatecalls keep the msg.value from the previous call
    ///         If the calling method (e.g. execTransaction) received ETH this would revert otherwise
    function multiSend(bytes memory transactions) public payable {
        require(address(this) != multisendSingleton, "MultiSend should only be called via delegatecall");
        // solhint-disable-next-line no-inline-assembly
        assembly {
            let length := mload(transactions)
            let i := 0x20
            for {
                // Pre block is not used in "while mode"
            } lt(i, length) {
                // Post block is not used in "while mode"
            } {
                // First byte of the data is the operation.
                // We shift by 248 bits (256 - 8 [operation byte]) it right since mload will always load 32 bytes (a word).
                // This will also zero out unused data.
                let operation := shr(0xf8, mload(add(transactions, i)))
                // We offset the load address by 1 byte (operation byte)
                // We shift it right by 96 bits (256 - 160 [20 address bytes]) to right-align the data and zero out unused data.
                let to := shr(0x60, mload(add(transactions, add(i, 0x01))))
                // We offset the load address by 21 byte (operation byte + 20 address bytes)
                let value := mload(add(transactions, add(i, 0x15)))
                // We offset the load address by 53 byte (operation byte + 20 address bytes + 32 value bytes)
                let dataLength := mload(add(transactions, add(i, 0x35)))
                // We offset the load address by 85 byte (operation byte + 20 address bytes + 32 value bytes + 32 data length bytes)
                let data := add(transactions, add(i, 0x55))
                let success := 0
                switch operation
                    case 0 {
                        success := call(gas(), to, value, data, dataLength, 0, 0)
                    }
                    case 1 {
                        success := delegatecall(gas(), to, data, dataLength, 0, 0)
                    }
                if eq(success, 0) {
                    revert(0, 0)
                }
                // Next entry starts at 85 byte + data length
                i := add(i, add(0x55, dataLength))
            }
        }
    }
}

Settings
{
  "evmVersion": "istanbul",
  "libraries": {},
  "metadata": {
    "bytecodeHash": "ipfs",
    "useLiteralContent": true
  },
  "optimizer": {
    "enabled": false,
    "runs": 200
  },
  "remappings": [],
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  }
}

Contract ABI

[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[{"internalType":"bytes","name":"transactions","type":"bytes"}],"name":"multiSend","outputs":[],"stateMutability":"payable","type":"function"}]

Deployed Bytecode

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

Block Transaction Difficulty Gas Used Reward
Block Uncle Number Difficulty Gas Used Reward
Loading