publicstaticvoidTest(){ParallelLoopResult result=Parallel.For(0,10,(i,state)=>{Console.WriteLine("迭代次數:{0},任務ID:{1},線程ID:{2}",i,Task.CurrentId,Thread.CurrentThread.ManagedThreadId);Thread.Sleep(10);if(i>5)
parfori = 1:4 y = coder.ceval('myCFcn',y,i);end Instead, write a local function that calls the C code usingcoder.cevaland call this function in theparfor-loop. For example: parfori = 1:4 y = callMyCFcn(y,i);endfunctiony = callMyCFcn(y,i) y = coder.ceval('mCyFcn', y...
瞭解如何在 .NET 中撰寫 Parallel.For 迴圈,而您不需要取消迴圈、中斷迴圈的反覆項目,或維護任何執行緒區域狀態。
Parallel.For和Parallel.ForEach分别等价于C#中的for和foreach循环,但是每一次迭代都是并行而非顺序执行的。以下给出了这两个方法最简单的声明: publicstaticParallelLoopResultFor( intfromInclusive,inttoExclusive, Action<int, ParallelLoopState> body); publicstaticParallelLoopResultForEach<TSource>( OrderablePartit...
Parallel For LoopsHere's an example of a sequential for loop in C#.複製 int n = ... for (int i = 0; i < n; i++) { // ... } To take advantage of multiple cores, replace the for keyword with a call to the Parallel.For method and convert the body of the loop into a ...
TheautoparExamplefunction uses afor-loop. functiony = autoparExample(n)%#codegeny = ones (1,n);fori = 1:n y(i) = 1;endend Using the MATLAB functions previously specified, this table lists different examples for setting the number of threads in the parallel generated code. ...
[CSharpTips]Parallel.For循环的使用 Parallel.For循环的使用 Parallel.For循环 在 System.Threading.Tasks 名称空间下,会为循环对象自动创建多个线程并行循环,因此是无序的。 1 publicstaticParallelLoopResult For(intfromInclusive,inttoExclusive, Action<int> body);...
解密Parallel.Foreach中的实现 public static ParallelLoopResult ForEach(IEnumerable source,ParallelOptions parallelOptions,Action body){ if (source == null) throw new ArgumentNullException(nameof (source)); if (body == null) throw new ArgumentNullException(nameof (body)); ...
⼆、For循环优于Parallel.For的情况 代码：#region For public static void ForTest(){ Stopwatch sw = new Stopwatch();sw.Start();Console.WriteLine("Parallel.For");ParallelLoopResult result = Parallel.For(0, 10000, i => { //打印空 Console.Write("");});sw.Stop();TimeSpan ts2 = sw....
首先描述它的第一个方法For(int,int,Action<int>),前面两个参数代表循环的开头和介绍,第三个参数是个委托,整数参数是循环的迭代次数,该参数被传递给委托引用的方法。Paraller.For()方法的返回类型是ParallelLoopResult结构,它提供了循环是否结束的信息和最低迭代的索引(返回一个表示从中调用 Break 语句的最低迭代...