量化交易的主要特点：买卖双方不再是由人们的主观判断决定的，改为由定量模型决定的。建立定量交易的数学模型，即为交易设定触发条件。程序系统严格按照数学模型或市场交易条件，自动实现买卖的实际操作。

//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{开发技术详细I35流程7O98开发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");

_;

}案例及源码：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