Un exito

onexit(), procesando trabajos de limpieza, con un tiempo máximo de ejecución de 5 minutos, que es realizado por el usuario.

function main(){
    Log("Start running, stop after 5 seconds, and execute onexit function!")
    Sleep(1000 * 5)
}

// onexit function implementation
function onexit(){
    var beginTime = new Date().getTime()
    while(true){
        var nowTime = new Date().getTime()
        Log("The program stops counting down..The cleaning starts and has passed:", (nowTime - beginTime) / 1000, "Seconds!")
        Sleep(1000)
    }
}

import time 
def main():
    Log("Start running, stop after 5 seconds, and execute onexit function!")
    Sleep(1000 * 5)

def onexit():
    beginTime = time.time() * 1000
    while True:
        ts = time.time() * 1000
        Log("The program stops counting down.The cleaning starts and has passed:", (nowTime - beginTime) / 1000, "Seconds!")
        Sleep(1000)

void main() {
    Log("Start running, stop after 5 seconds, and execute onexit function!");
    Sleep(1000 * 5);
}

void onexit() {
    auto beginTime = Unix() * 1000;
    while(true) {
        auto ts = Unix() * 1000;
        Log("The program stops counting down.The cleaning starts and has passed:", (nowTime - beginTime) / 1000, "Seconds!");
        Sleep(1000);
    }
}

Prueba elonexit()Función:

function main() {
    if (exchange.GetName().startsWith("Futures_")) {
        Log("The exchange is futures")
        exchange.SetContractType("swap")
    } else {
        Log("The exchange is spot")
    }

    if (IsVirtual()) { 
        try { 
            onTick()
        } catch (e) { 
            Log("error:", e)
        }  
    } else {
        onTick()
    }
}

function onTick() {
    while (true) {
        var ticker = exchange.GetTicker() 
        LogStatus(_D(), ticker ? ticker.Last : "--")
        Sleep(500) 
    } 
}

function onexit() { 
    Log("Execute the sweep function") 
}

def main():
    if exchange.GetName().startswith("Futures_"):
        Log("The exchange is futures")
    else:
        Log("The exchange is spot")

    if IsVirtual():
        try:
            onTick()
        except Exception as e:
            Log(e)
    else:
        onTick()

def onTick():
    while True:
        ticker = exchange.GetTicker()
        LogStatus(_D(), ticker["Last"] if ticker else "--")
        Sleep(500)

def onexit():
    Log("Execute the sweep function")

#include <iostream>
#include <exception>
#include <string>

void onTick() {
    while (true) {
        auto ticker = exchange.GetTicker();
        LogStatus(_D(), ticker);
        Sleep(500);
    } 
}

void main() {
    std::string prefix = "Futures_";
    bool startsWith = exchange.GetName().substr(0, prefix.length()) == prefix;
    if (startsWith) {
        Log("The exchange is futures");
        exchange.SetContractType("swap");
    } else {
        Log("The exchange is spot");
    }

    if (IsVirtual()) {
        try {
            onTick();
        } catch (...) {
            std::cerr << "Caught unknown exception" << std::endl;
        }        
    } else {
        onTick();
    }
}

void onexit() { 
    Log("Execute the sweep function");
}

Dado que la estrategia en el sistema de backtesting suele estar diseñada como un ciclo interminable, laonexit()La función implementada en la estrategia de ejecución no puede activarse en el sistema de backtesting.onexit()la función puede activarse detectando la marca final del sistema de backtesting (excepción EOF).

Sistema de pruebas de retroceso En el caso de los