初学者的疑问

youyangsss

void button1_callback(const String & state){
{
    BLINKER_LOG("get button state: ", state);
    digitalWrite(LED_BUILTIN, !digitalRead(LED_BUILTIN));
    digitalWrite(D1, !digitalRead(D1));
    digitalWrite(D2, !digitalRead(D2));
}
delay(2000);
}
这个为什么不能停止？

t3486784401

要停止啥？