量化合約系統開發(原始碼)合約量化系統開發(技術方案)

Tg_StPv888發表於2023-03-01

量化交易的主要特點:買賣雙方不再是由人們的主觀判斷決定的,改為由定量模型決定的。建立定量交易的數學模型,即為交易設定觸發條件。程式系統嚴格按照數學模型或市場交易條件,自動實現買賣的實際操作。




//SPDX-License-Identifier:MIT;




pragma solidity^0.8;




import"openzeppelin/contracts/token/ERC721/IERC721.sol";




import"openzeppelin/contracts/token/ERC20/IERC20.sol";




import"openzeppelin/contracts/token/ERC1155/IERC1155.sol";




contract kongTou{開發技術詳細I35流程7O98開發O7I8




address owner;




modifier onlyOwner(){




require(msg.sender==owner,"only owner can call this");




_;




}




modifier notAddress(address _useAdd){




require(_useAdd!=address(0),"address is error");




_;




}案例及原始碼:StPv888




event Received(address,uint);




constructor()payable{




owner=msg.sender;




}




receive()external payable{




emit Received(msg.sender,msg.value);




}




function pay()public payable{




}




function transferEthsAvg(address[]memory _tos)




payable




public




onlyOwner




returns(bool){




require(_tos.length>0);




uint >




for(uint i=0;i<_tos.length;i++){




require(_tos<i>!=address(0));




payable(_tos<i>).transfer(oneValue);




}




return true;




}




function transferEths(address[]memory _tos,uint256[]memory _values)




payable




public




onlyOwner




returns(bool){




require(_tos.length>0);




require(_tos.length==_values.length);




for(uint32 i=0;i<_tos.length;i++){




require(_tos<i>!=address(0));




require(_values<i>>0);




payable(_tos<i>).transfer(_values<i>);




}




return true;




}




function transferEth(address _to)




payable




public




onlyOwner




returns(bool){




require(_to!=address(0));




require(msg.value>0);




payable(_to).transfer(msg.value);




return true;




}




function checkBalance()




public




view




returns(uint){




return address(this).balance;




}




function destroy()




public




onlyOwner




{




selfdestruct(payab 



來自 “ ITPUB部落格 ” ,連結:http://blog.itpub.net/70016646/viewspace-2937617/,如需轉載,請註明出處,否則將追究法律責任。

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