//Get dynamic time
private float _currentTime =
{
    get
    {
        return SomeClass.SomePublicMethodForCurrentRealTime();
    }
}

//A Ternary function (? Operator) to do something like determine day or night
static bool isDay(){
    return _currentTime < 11.59 ? True : False;
}

//some function to tick while isDay is True
private void ImDoingDaylightStuff()){
    do
    {
        SomeTickFunctions();
    } while (isDay());
}

///  The ?? (null coalescing) side of the house will run an operation if null or run another if value is present

private string _ignoredIfNull = null;
private string _firedIfNotNull = "I'm Not Null";

private string SpitOutSomeText()
{
    return _ignoredIfNull ?? _firedIfNotNull;
}
// Output
    "I'm Not Null"