要检查SortedSet是否为指定集合的超集，代码如下所示：示例　在线演示 using System; using System.Collections.Generic; public class Demo { public static void Main(){ SortedSet set1 = new SortedSet(); set1.Add("CD"); set1.Add("CD"); set1.Add("CD"); set1.Add("CD"); Console.WriteLine("SortedSet1中的元素..."); foreach (string res in set1){ Console.WriteLine(res); } SortedSet set2 = new SortedSet(); set2.Add("BC"); set2.Add("CD"); set2.Add("DE"); ... 阅读更多

要检查HashSet是否为指定集合的超集，代码如下所示：示例　在线演示 using System; using System.Collections.Generic; public class Demo { public static void Main(){ HashSet set1 = new HashSet(); set1.Add("AB"); set1.Add("CD"); set1.Add("EF"); set1.Add("AB"); set1.Add("IJ"); set1.Add("KL"); set1.Add("EF"); set1.Add("OP"); Console.WriteLine("HashSet1中的元素"); foreach(string val in set1){ Console.WriteLine(val); } HashSet set2 = new ... 阅读更多

要检查两个HybridDictionary对象是否相等，代码如下所示：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", "Books"); dict1.Add("B", "Electronics"); dict1.Add("C", "Smart Wearables"); dict1.Add("D", "Pet Supplies"); dict1.Add("E", "Clothing"); dict1.Add("F", "Footwear"); Console.WriteLine("HybridDictionary1中的元素..."); foreach(DictionaryEntry d in dict1){ Console.WriteLine(d.Key + " " + d.Value); } HybridDictionary dict2 ... 阅读更多

要检查两个HashSet对象是否相等，代码如下所示：示例　在线演示 using System; using System.Collections.Generic; public class Demo { public static void Main(String[] args) { HashSet set1 = new HashSet(); set1.Add("A"); set1.Add("B"); set1.Add("C"); set1.Add("D"); set1.Add("E"); set1.Add("F"); set1.Add("G"); set1.Add("H"); Console.WriteLine("HashSet1中的元素..."); foreach (string res in set1) { Console.WriteLine(res); } HashSet set2 = new ... 阅读更多

要检查SortedSet是否为指定集合的子集，代码如下所示：示例　在线演示 using System; using System.Collections.Generic; public class Demo { public static void Main(){ SortedSet set1 = new SortedSet(); set1.Add("AB"); set1.Add("BC"); set1.Add("CD"); set1.Add("EF"); Console.WriteLine("SortedSet1中的元素..."); foreach (string res in set1){ Console.WriteLine(res); } SortedSet set2 = new SortedSet(); set2.Add("BC"); set2.Add("CD"); set2.Add("DE"); ... 阅读更多

要检查两个ArrayList对象是否相等，代码如下所示：示例　在线演示 using System; using System.Collections; public class Demo { public static void Main(String[] args){ ArrayList list1 = new ArrayList(); list1.Add("A"); list1.Add("B"); list1.Add("C"); list1.Add("D"); list1.Add("E"); list1.Add("F"); list1.Add("G"); list1.Add("H"); list1.Add("I"); Console.WriteLine("ArrayList1中的元素..."); foreach (string res in list1){ Console.WriteLine(res); } ArrayList list2 ... 阅读更多

要获取StringDictionary中的值集合，代码如下所示：示例　在线演示 using System; using System.Collections; using System.Collections.Specialized; public class Demo { public static void Main(){ StringDictionary strDict1 = new StringDictionary(); strDict1.Add("S", "Home Appliances"); strDict1.Add("T", "Smart Wearable Tech"); strDict1.Add("U", "Electronics"); strDict1.Add("V", "Toys"); strDict1.Add("W", "Books"); strDict1.Add("X", "Accessories"); Console.WriteLine("StringDictionary中的元素..."); foreach(DictionaryEntry d in strDict1){ Console.WriteLine(d.Key + " " + d.Value); } ... 阅读更多

要检查SortedList对象是否具有固定大小，代码如下所示：示例　在线演示 using System; using System.Collections; public class Demo { public static void Main(){ SortedList list = new SortedList(); list.Add("1", "One"); list.Add("2", "Two"); list.Add("3", "Three"); list.Add("4", "Four"); list.Add("5", "Five"); list.Add("6", "Six"); list.Add("7", "Seven"); list.Add("8", "Eight"); Console.WriteLine("SortedList的键和值...."); foreach(DictionaryEntry k in list ) Console.WriteLine("Key: {0}, Value: {1}", ... 阅读更多

C#中的BitConverter.ToInt64()方法用于返回从字节数组中指定位置的八个字节转换的64位有符号整数。语法语法如下所示：public static long ToInt64 (byte[] val, int begnIndex);上面，val是字节数组，而begnIndex是val中的起始位置。让我们来看一个例子：示例　在线演示 using System; public class Demo { public static void Main() { byte[] arr = { 0, 10, 15, 20, 26, 30, 34, 42, 50}; Console.WriteLine("字节数组 = {0} ", BitConverter.ToString(arr)); for (int i = ... 阅读更多

C#中的SByte.Equals()方法用于返回一个值，该值指示此实例是否等于指定的SByte对象或对象。语法语法如下所示：public bool Equals (sbyte ob); public override bool Equals (object ob);上面，第一个语法的ob参数是要与此实例比较的SByte值，而第二个语法的ob参数是要与此实例比较的对象。示例让我们来看一个例子：在线演示 using System; public class Demo { public static void Main() { sbyte s1 = 10; sbyte s2 = 100; ... 阅读更多