pragma solidity ^0.4.24;

contract InvestorToFunding {
    
    //所有的参与人所参与的所有合约
    mapping(address => address[]) investorToFundingMap;
    
    //添加指定参与人所参与的数组
    function joinFunding(address investor, address fundingAddress) public {
        investorToFundingMap[investor].push(fundingAddress);
    }
    //返回指定参与人所参与的合约数组
    function getFundingBy(address investor) public view returns(address[]){
        return investorToFundingMap[investor];
    }
}