智能合约 solidity create2

well386

于 2025-01-06 18:24:31 发布

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// SPDX-License-Identifier: SEE LICENSE IN LICENSE
pragma solidity ^0.8.20;
 
contract Token1{
    uint256 public value;
 
    constructor(uint256 _value) {
        value = _value;
    }
}

 
contract TokenFactory1 {
 
    event ContractCreated(address indexed newContract);
 

 
    function stringToBytes32(string memory source) private  pure returns (bytes32 result) {
        bytes memory tempEmptyStringTest = bytes(source);
        if (tempEmptyStringTest.length == 0) {
            return 0x0;
        }
    
        assembly {
            result := mload(add(source, 32))
        }
    }

    /// 使用 create2 创建合约
    function createContract(string memory ss,uint _x) external{

        bytes32 _salt=stringToBytes32(ss);
        Token1 _contract = new Token1{salt: _salt}(_x);
        emit ContractCreated(address(_contract));
    }
 
    ///计算被部署合约地址
    function getContractAddr(string memory ss, bytes memory bytecode) external view returns(address){