Dictionary and
Hashtable Class Diagrams

Adding Items to a
Dictionary<TKey, TValue>

code
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using System;
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using System.Collections.Generic;
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class Program
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{
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static void Main()
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{
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Dictionary<Guid,string> dictionary =
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newDictionary<Guid, string>();
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Guid key = Guid.NewGuid();
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dictionary.Add(key, "object");
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}
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}
Inserting Items in a Dictionary<TKey, TValue> Using the Index Operator

代码
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using System;
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using System.Collections.Generic;
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class Program
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{
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static void Main()
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{
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Dictionary<Guid, string> dictionary = new Dictionary<Guid, string>();
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Guid key = Guid.NewGuid();
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dictionary[key] = "object";
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dictionary[key] = "byte";
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}
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}
Iterating over
Dictionary<TKey, TValue> with
foreach

code
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using System;
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using System.Collections.Generic;
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class Program
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{
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static void Main()
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{
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Dictionary<string, string> dictionary = new
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Dictionary<string, string>();
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int index = 0;
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dictionary.Add(index++.ToString(), "object");
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dictionary.Add(index++.ToString(), "byte");
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dictionary.Add(index++.ToString(), "uint");
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dictionary.Add(index++.ToString(), "ulong");
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dictionary.Add(index++.ToString(), "float");
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dictionary.Add(index++.ToString(), "char");
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dictionary.Add(index++.ToString(), "bool");
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dictionary.Add(index++.ToString(), "ushort");
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dictionary.Add(index++.ToString(), "decimal");
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dictionary.Add(index++.ToString(), "int");
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dictionary.Add(index++.ToString(), "sbyte");
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dictionary.Add(index++.ToString(), "short");
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dictionary.Add(index++.ToString(), "long");
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dictionary.Add(index++.ToString(), "void");
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dictionary.Add(index++.ToString(), "double");
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dictionary.Add(index++.ToString(), "string");
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Console.WriteLine("Key Value Hashcode");
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Console.WriteLine("--- ------ --------");
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foreach (KeyValuePair<string, string> i in dictionary)
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{
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Console.WriteLine("{0,-5}{1,-9}{2}",
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i.Key, i.Value, i.Key.GetHashCode());
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}
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Console.ReadKey();
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}
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}
转载于:https://www.cnblogs.com/nanshouyong326/archive/2007/05/11/742492.html