要获取元组的剩余元素，可以使用 Rest 属性。代码如下：示例 在线演示using System; public class Demo {    public static void Main(String[] args){       var tuple1 = Tuple.Create(75, 200, 500, 700, 100, 1200, 1500, 2000);       var tuple2 = Tuple.Create(75, 200, 500, 700, 100, 1200, 1500, 2000);       Console.WriteLine("Tuple1 是否等于 Tuple2？ = "+tuple1.Equals(tuple2));       Console.WriteLine("Tuple1 的哈希码 = "+tuple1.GetHashCode());       Console.WriteLine("Tuple2 的哈希码 = "+tuple2.GetHashCode());       Console.WriteLine("Tuple1 的第一个元素 = "+tuple1.Item1);       Console.WriteLine("Tuple2 的第一个元素 ... 阅读更多

要获取列表中第一个匹配指定条件的元素，代码如下：示例 在线演示using System; using System.Collections.Generic; public class Demo {    private static bool demo(int i){       return ((i % 10) == 0);    }    public static void Main(String[] args){       List list = new List();       list.Add(200);       list.Add(215);       list.Add(310);       list.Add(500);       list.Add(600);       Console.WriteLine("列表元素...");       foreach (int i in list){          Console.WriteLine(i);       } ... 阅读更多

要查找数组中最后一个元素的索引，代码如下：示例 在线演示using System; public class Demo {    public static void Main(){       string[] products = new string[] { "Andy", "Mark", "Gary", "Andre"};       Console.WriteLine("一个或多个名称以 'A' 开头？ = {0}",       Array.Exists(products, ele => ele.StartsWith("A")));       Console.WriteLine("数组是否具有固定大小？ = " + products.IsFixedSize);       Console.WriteLine("数组是否只读？ = " + products.IsReadOnly);       Console.WriteLine("数组是否已同步？ = " + products.IsSynchronized);       Console.WriteLine("索引 ... 阅读更多

要查找 LinkedList 中包含指定值的第一个节点，代码如下：示例 在线演示using System; using System.Collections.Generic; public class Demo {    public static void Main(){       LinkedList list = new LinkedList();       list.AddLast("John");       list.AddLast("Tim");       list.AddLast("Kevin");       list.AddLast("Jacob");       list.AddLast("Emma");       list.AddLast("Ryan");       list.AddLast("Brad");       list.AddLast("Carl");       Console.WriteLine("LinkedList 元素...");       foreach(string str in list){          Console.WriteLine(str);       }       LinkedListNode val = list.Find("Jacob");     ... 阅读更多

以下是使用枚举器迭代遍历 BitArray 的代码：示例 在线演示using System; using System.Collections; public class Demo {    public static void Main(){       BitArray arr1 = new BitArray(5);       BitArray arr2 = new BitArray(5);       arr1[0] = false;       arr1[1] = true;       arr1[2] = false;       arr1[3] = true;       arr1[4] = true;       Console.WriteLine("迭代遍历 BitArray1 的枚举器");       IEnumerable demoEnum = arr1;       foreach(Object ob in demoEnum){          Console.WriteLine(ob);     ... 阅读更多

要创建具有指定容量的 StringBuilder，代码如下：示例 在线演示using System; using System.Text; public class Demo {    public static void Main(String[] args){       StringBuilder strBuilder1 = new StringBuilder("Tim");       StringBuilder strBuilder2 = new StringBuilder("Tom");       StringBuilder strBuilder3 = new StringBuilder();       StringBuilder strBuilder4 = new StringBuilder(5);       strBuilder2 = strBuilder3;       Console.WriteLine("StringBuilder3 是否等于 StringBuilder2？ = "+strBuilder3.Equals(strBuilder2));       Console.WriteLine("StringBuider1 容量 = "+strBuilder1.Capacity);       Console.WriteLine("StringBuider2 容量 = "+strBuilder2.Capacity);       Console.WriteLine("StringBuider3 容量 = "+strBuilder3.Capacity);       Console.WriteLine("StringBuider4 容量 ... 阅读更多

要为 SortedList 对象创建一个同步包装器，代码如下：示例 在线演示using System; using System.Collections; public class Demo {    public static void Main(){       SortedList sortedList = new SortedList();       sortedList.Add("1", "Tom");       sortedList.Add("2", "Ryan");       sortedList.Add("3", "Nathan");       Console.WriteLine("SortedList 元素...");       foreach(DictionaryEntry d in sortedList){          Console.WriteLine("键 = "+d.Key + ", 值 = " + d.Value);       }       SortedList sortedList2 = SortedList.Synchronized(sortedList);       Console.WriteLine("SortedList 是否已同步？ = "+sortedList2.IsSynchronized);    } }输出这将 ... 阅读更多

要计算 HybridDictionary 中键值对的数量，代码如下：示例 在线演示using System; using System.Collections; using System.Collections.Specialized; public class Demo {    public static void Main(){       HybridDictionary dict1 = new HybridDictionary();       dict1.Add("A", "SUV");       dict1.Add("B", "MUV");       dict1.Add("C", "AUV");       Console.WriteLine("HybridDictionary1 元素...");       foreach(DictionaryEntry d in dict1){          Console.WriteLine(d.Key + " " + d.Value);       }       Console.WriteLine("Dictionary1 中键值对的数量 = "+dict1.Count);       HybridDictionary dict2 = new HybridDictionary();     ... 阅读更多

将SortedList元素复制到数组对象，代码如下：示例 在线演示使用 System; using System.Collections; public class Demo {    public static void Main(String[] args){       SortedList list = new SortedList();       list.Add("1", "AB");       list.Add("2", "CD");       list.Add("3", "EF");       list.Add("4", "GH");       list.Add("5", "IJ");       list.Add("6", "JK");       list.Add("7", "KL");       list.Add("8", "LM");       Console.WriteLine("SortedList 元素...");       foreach(DictionaryEntry d in list){          Console.WriteLine("键 = "+d.Key + ", 值 = ... 阅读更多

将HybridDictionary条目复制到数组实例，代码如下：示例 在线演示使用 System; using System.Collections; using System.Collections.Specialized; public class Demo {    public static void Main(){       HybridDictionary dict = new HybridDictionary();       dict.Add("1", "SUV");       dict.Add("2", "AUV");       dict.Add("3", "多功能车");       dict.Add("4", "MUV");       dict.Add("5", "紧凑型车");       dict.Add("6", "敞篷车");       Console.WriteLine("HybridDictionary 键值对...");       foreach(DictionaryEntry entry in dict){          Console.WriteLine("{0} 和 {1} ", entry.Key, entry.Value);       }   ... 阅读更多