WebSep 28, 2024 · The tuples feature provides concise syntax to group multiple data elements in a lightweight data structure. The following example shows how you can declare a tuple variable, initialize it, and access its data members: C#. (double, int) t1 = (4.5, 3); Console.WriteLine ($"Tuple with elements {t1.Item1} and {t1.Item2}."); Web最近，我研究了一些程序，這些程序涉及跨各種數據域轉換對象。 因此，我有很多映射方法 有時稱為擴展方法 將一種類型的對象轉換為另一域中的另一種相似類型。 通常，我還需要一種將List lt gt 轉換為上述類型的List lt gt 的方法。 這總是涉及到一種方法，該方法僅創建目標類型的List lt

C# Tuples (With Examples)

WebSep 28, 2024 · The tuples feature provides concise syntax to group multiple data elements in a lightweight data structure. The following example shows how you can declare a … WebFeb 27, 2024 · To add the Tuples feature, you may want to download and install the NuGet package. Step 1. Right-click on the project name in Solution Explorer and select … bohemienne meaning

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WebIf you need to create a new tuple object, you can use the Tuple.Create method to create a new tuple with the desired values, like this: csharp// Create a new tuple and update the item in the list list[1] = Tuple.Create("New Item 2", 4); This will create a new tuple with the specified values and update the item in the list with the new tuple object. WebAdd this function and call it, it will convert List to DataTable. public static DataTable ToDataTable(List items) { DataTable dataTable = new DataTable(typeof(T).Name); //Get all the properties PropertyInfo[] Props = typeof(T).GetProperties(BindingFlags.Public BindingFlags.Instance); foreach (PropertyInfo prop in Props) { //Defining type of data … glock soft gun case