测试运行时间通常该用Stopwatch ,如:
Stopwatch watch = new System.Diagnostics.Stopwatch();
watch.Start();
for (int i = 0; i < array.Length; i++)
{
... ...
}
watch.Stop();
如果用:
System.DateTime.Now.Ticks t1 = ..
... ...
System.DateTime.Now.Ticks t2= ..
t2-t1
通常不太准确!