コード例 #1
0
        private bool TryUpdateStockPrice(WatchListItemViewModel stock)
        {
            // Randomly choose whether to udpate this stock or not
            var r = updateOrNotRandom.NextDouble();
            if (r > 0.1)
            {
                return false;
            }

            // Update the stock price by a random factor of the range percent
            var random = new Random((int)Math.Floor(stock.Price));
            var percentChange = random.NextDouble()*RangePercent;
            var pos = random.NextDouble() > 0.51;
            var change = Math.Round(stock.Price*(decimal)percentChange, 2);
            change = pos ? change : -change;

            stock.Price += change;
            return true;
        }
コード例 #2
0
        private bool TryUpdateStockPrice(WatchListItemViewModel stock)
        {
            // Randomly choose whether to udpate this stock or not
            var r = updateOrNotRandom.NextDouble();

            if (r > 0.1)
            {
                return(false);
            }

            // Update the stock price by a random factor of the range percent
            var random        = new Random((int)Math.Floor(stock.Price));
            var percentChange = random.NextDouble() * RangePercent;
            var pos           = random.NextDouble() > 0.51;
            var change        = Math.Round(stock.Price * (decimal)percentChange, 2);

            change = pos ? change : -change;

            stock.Price += change;
            return(true);
        }