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在C#中計(jì)算時(shí)間差通常使用DateTime結(jié)構(gòu)來(lái)表示時(shí)間,可以通過(guò)DateTime.Now屬性獲取當(dāng)前時(shí)間。下面是一些提升應(yīng)用性能的技巧:
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
// Perform some operation
stopwatch.Stop();
TimeSpan elapsedTime = stopwatch.Elapsed;
Console.WriteLine("Elapsed time: " + elapsedTime.ToString());
DateTime startTime = DateTime.Now;
// Perform some operation
DateTime endTime = DateTime.Now;
TimeSpan elapsedTime = endTime - startTime;
Console.WriteLine("Elapsed time: " + elapsedTime.ToString());
async Task PerformOperationAsync()
{
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
// Perform some time-consuming operation asynchronously
await Task.Run(() =>
{
// Perform some operation
});
stopwatch.Stop();
TimeSpan elapsedTime = stopwatch.Elapsed;
Console.WriteLine("Elapsed time: " + elapsedTime.ToString());
}
通過(guò)以上技巧,可以更高效地計(jì)算時(shí)間差并提升應(yīng)用性能。
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