Parase与TryParase的比较

Parase 如果不能满足转换条件，抛出异常；

TrypParase 如果不能满足条件返回false，同时将值置为0

 double de;
            long ticks;
            Stopwatch watch = Stopwatch.StartNew();
            for (int i = 0; i < 100; i++)
            {
                try
                {
                    de = double.Parse("123");
                }
                catch (Exception ex)
                {

                    de = 0;
                }
            }
            watch.Stop();
            ticks = watch.ElapsedTicks;
            Console.WriteLine("double.Parase()成功,{0} Ticks", ticks);
            watch = Stopwatch.StartNew();
            for (int i = 0; i < 100; i++)
            {
                if (!double.TryParse("123", out de))
                {
                    de = 0;
                }
            }
            watch.Stop();
            ticks = watch.ElapsedTicks;
            Console.WriteLine("double.TryParase(),{0} Ticks", ticks);
            watch = Stopwatch.StartNew();
            for (int i = 0; i < 100; i++)
            {
                try
                {
                    de = double.Parse("abc");
                }
                catch (Exception ex)
                {

                    de = 0;
                }
            }
            watch.Stop();
            ticks = watch.ElapsedTicks;
            Console.WriteLine("double Parase() errors,{0} Ticks",ticks);
            watch = Stopwatch.StartNew();
            for (int i = 0; i < 100; i++)
            {
                if (!double.TryParse("abc", out de))
                {
                    de = 0;
                }
            }
            watch.Stop();
            ticks = watch.ElapsedTicks;
            Console.WriteLine("double Parase() errors,{0} Ticks", ticks);