{"id":2070,"date":"2023-01-26T20:25:58","date_gmt":"2023-01-26T12:25:58","guid":{"rendered":"https:\/\/courtship.top\/?p=2070"},"modified":"2023-01-26T20:25:58","modified_gmt":"2023-01-26T12:25:58","slug":"c-%e6%95%b0%e6%8d%ae%e7%bb%93%e6%9e%84%e7%bb%86%e8%8a%82%e4%b8%8e%e5%ba%95%e5%b1%82%e5%8e%9f%e7%90%86","status":"publish","type":"post","link":"https:\/\/courtship.top\/index.php\/2023\/01\/26\/c-%e6%95%b0%e6%8d%ae%e7%bb%93%e6%9e%84%e7%bb%86%e8%8a%82%e4%b8%8e%e5%ba%95%e5%b1%82%e5%8e%9f%e7%90%86\/","title":{"rendered":"C# \u6570\u636e\u7ed3\u6784\u7ec6\u8282\u4e0e\u5e95\u5c42\u539f\u7406"},"content":{"rendered":"\n

\u6570\u7ec4<\/h2>\n\n\n\n

\u5b9e\u73b0<\/h3>\n\n\n\n

\u6570\u7ec4\u5728\u5185\u5b58\u4e2d\u65f6\u8fde\u7eed\u5b58\u50a8\u7684\uff0c\u6240\u4ee5\u5176\u7d22\u5f15\u901f\u5ea6\u975e\u5e38\u5feb\uff0c\u800c\u4e14\u8d4b\u503c\u548c\u4fee\u6539\u5143\u7d20\u4e5f\u6bd4\u8f83\u7b80\u5355<\/strong><\/p>\n\n\n\n

\u7279\u6027<\/h3>\n\n\n\n

\u6570\u636e\u5728\u63d2\u5165\u548c\u5220\u9664\u5143\u7d20\u65f6\u6bd4\u8f83\u9ebb\u70e6<\/p>\n\n\n\n


\u6211\u4eec\u5728\u58f0\u660e\u4e00\u4e2a\u6570\u7ec4\u7684\u65f6\u5019\uff0c\u5fc5\u987b\u540c\u65f6\u6307\u660e\u6570\u7ec4\u7684\u957f\u5ea6\uff0c\u6570\u7ec4\u957f\u5ea6\u8fc7\u957f\u4f1a\u5bfc\u81f4\u5185\u5b58\u6d6a\u8d39
\u6570\u7ec4\u957f\u5ea6\u8fc7\u77ed\uff0c\u56de\u5bfc\u81f4\u6570\u636e\u6ea2\u51fa\u7684\u9519\u8bef<\/p>\n\n\n\n


\u6240\u4ee5\u5728\u58f0\u660e\u6570\u7ec4\u7684\u65f6\u5019\uff0c\u6211\u4eec\u662f\u5fc5\u987b\u6743\u8861\u4e00\u4e2a\u6bd4\u8f83\u5b8c\u7f8e\u7684\u6570\u503c\uff0cc#\u4e2d\u63d0\u4f9b\u7684ArrayList\u5c31\u5b8c\u7f8e\u514b\u670d\u4e86\u8fd9\u4e9b\u7f3a\u70b9<\/p>\n\n\n\n

ArrayList<\/h2>\n\n\n\n

\u5b9e\u73b0<\/h3>\n\n\n\n

\u4e0d\u5b9a\u957f\u7684\uff0c\u8fde\u7eed\u5206\u914d\u7684,\u7c7b\u578b\u4e0d\u5b89\u5168,\u8bfb\u53d6\u5feb\u2014\u589e\u5220\u6162\uff0c\u5982\u679c\u662f\u503c\u7c7b\u578b\uff0c\u4f1a\u6709\u88c5\u7bb1\u7684\u64cd\u4f5c<\/strong><\/p>\n\n\n\n

ArrayList\u5e95\u5c42\u662f\u7528\u6570\u7ec4\u5b9e\u73b0\u7684\uff0c\u5bf9\u4e8eArrayList\u800c\u8a00\uff0c\u5b9e\u73b0List\u63a5\u53e3\uff0c\u5e95\u5c42\u4f7f\u7528\u6570\u7ec4\u4fdd\u5b58\u6240\u6709\u5143\u7d20\uff0c\u5176\u64cd\u4f5c\u57fa\u672c\u4e0a\u662f\u5bf9\u6570\u7ec4\u7684\u64cd\u4f5c<\/p>\n\n\n\n

ArrayList\u662fSyetem.Colllections\u4e0b\u7684\u4e00\u4e2a\u90e8\u5206\uff0c\u5b83\u7684\u5927\u5c0f\u662f\u6309\u7167\u5176\u4e2d\u5b58\u50a8\u7684\u6570\u636e\u8fdb\u884c\u52a8\u6001\u6269\u5145\u548c\u6536\u7f29\u7684
\u6240\u4ee5\u6211\u4eec\u5728\u58f0\u660eArrayList\u5bf9\u8c61\u7684\u65f6\u5019\uff0c\u5b8c\u5168\u4e0d\u7528\u8003\u8651\u5185\u5b58\u7684\u6d6a\u8d39\u548c\u6307\u5b9a\u957f\u5ea6\u7684\u6743\u8861
<\/p>\n\n\n\n

\u7279\u6027<\/h3>\n\n\n\n

ArrayList\u662f\u5f88\u65b9\u4fbf\u8fdb\u884c\u6570\u503c\u7684\u63d2\u5165\uff0c\u4fee\u6539\uff0c\u79fb\u9664\u7b49\u64cd\u4f5c\u7684<\/strong><\/p>\n\n\n\n

\u53ef\u4ee5\u5728ArrayList\u4e2d\u53ef\u4ee5\u540c\u65f6\u63d2\u5165\u4e0d\u540c\u7c7b\u578b\u7684\u6570\u636e\uff0c\u6bd4\u5982string\uff0cchar\uff0cint\u7b49\u7b49\uff0c\u56e0\u4e3aArrayList\u628a\u8fd9\u4e9b\u6570\u636e\u5f53\u505aobject\u6765\u5904\u7406\u7684\uff0c\u6240\u4ee5\u8fd9\u6837\u662f\u5141\u8bb8\u7684
\u4f46\u662f\u6709\u4e00\u4e2a\u95ee\u9898\uff0c\u5982\u679c\u6211\u4eec\u7528ArrayList\u6765\u5904\u7406\u95ee\u9898\u7684\u65f6\u5019\uff0c\u5f88\u53ef\u80fd\u53d1\u751f\u7c7b\u578b\u4e0d\u5339\u914d\u7684\u9519\u8bef\uff0c\u6240\u4ee5\u8bf4ArrayList\u662f\u4e0d\u5b89\u5168\u7684<\/strong>
\u5373\u4f7f\u6211\u4eec\u4fdd\u8bc1\u63d2\u5165\u6570\u636e\u7684\u65f6\u5019\u5f88\u5c0f\u5fc3\uff0c\u4f46\u662f\u5728\u4f7f\u7528\u7684\u65f6\u5019\uff0c\u6211\u4eec\u9700\u8981\u4ed6\u4eec\u90fd\u8f6c\u5316\u6210\u4e3a\u539f\u6765\u7c7b\u578b\u6765\u5904\u7406
\u8fd9\u91cc\u5c31\u6709\u4e86\u62c6\u88c5\u7bb1\u7684\u64cd\u4f5c\uff0c\u53ef\u60f3\u800c\u77e5\uff0c\u8fd9\u6837\u4f1a\u6709\u5de8\u5927\u7684\u5185\u5b58\u6d88\u8017\uff0c\u6240\u4ee5\u6709\u4e86List<\/p>\n\n\n\n

List<\/h2>\n\n\n\n

\u5b9e\u73b0<\/h3>\n\n\n\n

\u8bfb\u53d6\u5feb\u2014\u589e\u5220\u6162 \u5e95\u5c42\u539f\u7406\u662f\u6570\u7ec4\uff0c\u5185\u5b58\u4e0a\u90fd\u662f\u8fde\u7eed\u6446\u653e\uff1b\u4e0d\u5b9a\u957f\uff1b\u6cdb\u578b\uff0c\u4fdd\u8bc1\u7c7b\u578b\u5b89\u5168\uff0c\u907f\u514d\u88c5\u7bb1\u62c6\u7bb1<\/strong><\/p>\n\n\n\n

\u6bcf\u4e2a\u6570\u7ec4\u662f\u4e00\u4e2a\u8282\u70b9\uff0c\u8282\u70b9\u91cc\u9762\u6709\u4e00\u4e2aData\u548c\u4e00\u4e2a\u6307\u5411\u4e0b\u4e00\u4e2a\u8282\u70b9\u7684\u6307\u9488<\/p>\n\n\n\n

List\u7c7b\u662fArrayList\u7c7b\u7684\u6cdb\u578b\u7b49\u6548\u7c7b\uff0c\u5b83\u7684\u5927\u90e8\u5206\u7528\u6cd5\u90fd\u4e0eArrayList\u76f8\u4f3c\uff0c\u56e0\u4e3aList\u7c7b\u4e5f\u7ee7\u627f\u4e86IList\u63a5\u53e3\u3002\u6700\u5173\u952e\u7684\u533a\u522b\u5728\u4e8e\uff0c\u5728\u58f0\u660eList\u96c6\u5408\u65f6\uff0c\u6211\u4eec\u540c\u65f6\u9700\u8981\u4e3a\u5176\u58f0\u660eList\u96c6\u5408\u5185\u6570\u636e\u7684\u5bf9\u8c61\u7c7b\u578b\u3002<\/p>\n\n\n\n

\u7279\u6027<\/h3>\n\n\n\n

\u53ef\u53d8\u957f\u5ea6<\/h4>\n\n\n\n

\u9ed8\u8ba4\u58f0\u660eList\u957f\u5ea6\u4e3a0\uff0c\u9ed8\u8ba4\u5bb9\u91cf\u4e3a4\uff0c\u5728\u5143\u7d20\u6570\u91cf\u8d85\u8fc74\u540e\u6309\u53cc\u500d\u6269\u5bb9\u3002<\/p>\n\n\n\n

    \n
  1. list\u5728\u65b0\u5efa\u8868\u4e4b\u540e\u7684\u521d\u59cb\u957f\u5ea6\u4e3a0\uff0c\u6dfb\u52a0\u7b2c\u4e00\u4e2a\u5143\u7d20\u4e4b\u540e\u4f1a\u751f\u6210\u4e00\u4e2a\u957f\u5ea6\u4e3a\u56db\u7684\u8868\uff0c\u4e5f\u5c31\u662f\u521d\u59cb\u957f\u5ea6<\/li>\n\n\n\n
  2. \u6bcf\u6b64\u6dfb\u52a0\u6570\u636e\u7684\u65f6\u5019\u4f1a\u5224\u65ad\u662f\u5426\u8d85\u51fa\u8868\u957f\uff0c\u5982\u679c\u8d85\u51fa\u8868\u957f\u90a3\u4e48\u5c31\u65b0\u5efa\u4e00\u4e2alist\u8868\uff08\u8fd9\u4e2a\u8868\u7684\u957f\u5ea6\u662f\u539f\u6765\u8868\u7684\u4e8c\u500d\uff09\uff0c\u7136\u540elist\u8868\u4f1a\u628a\u4e4b\u524d\u7684\u8868\u6570\u636e\u590d\u5236\u5230\u65b0\u8868\u4e2d<\/li>\n\n\n\n
  3. \u4f46\u662f\u4e4b\u524d\u7684\u8868\u53bb\u4e86\u54ea\u91cc\u5462\uff0c\u5728\u8fd9\u91cc\u6211\u63a8\u6d4b\uff0c\u4ed6\u590d\u5236\u8868\u4e4b\u540e\uff0c\u4ed6\u76f4\u63a5\u628a\u6307\u9488\u6307\u5411\u4e86\u65b0\u7684\u8868\uff0c\u5e76\u6ca1\u6709\u7ba1\u5f53\u524d\u7684\u8868\uff0c\u6240\u4ee5\u5f53\u524d\u7684\u8868\u4f1a\u53d8\u6210\u5185\u5b58\u5783\u573e\u7b49\u7740cg\u56de\u6536<\/li>\n<\/ol>\n\n\n\n

    \u53ef\u4ee5\u8bbe\u7f6e\u521d\u59cb\u957f\u5ea6\u5982<\/p>\n\n\n\n

    List<int> lst = new List<int>(1);<\/code><\/pre>\n\n\n\n
    \u4e5f\u4f1a\u63090,1,2,4,8\u7684\u987a\u5e8f\u6269\u5bb9\uff0c\u63d0\u9ad8\u6548\u7387<\/p>\n\n\n\n
      \n
    • Capcity\u4e0eCount\u90fd\u662f\u5c5e\u6027\uff0c\u53ea\u662fCount\u662f\u53ea\u8bfb\u4e0d\u53ef\u6539\u800cCapcity\u53ef\u8bfb\u53ef\u6539 <\/strong><\/li>\n\n\n\n
    • \u6211\u4eec\u7684\u6269\u5bb9\u5b9e\u9645\u64cd\u4f5c\u662f\u5728Capcity  set\u65b9\u6cd5\u4e2d\uff0c\u8bbe\u7f6e\u5bb9\u91cf\u5927\u5c0f\u65f6List\u4e2d\u7684\u6570\u636e\u88ab\u590d\u5236\u5230\u65b0\u5f00\u8f9f\u7684\u6cdb\u578b\u6570\u7ec4\u5185\uff0c\u590d\u6742\u5ea6O(n)  <\/strong><\/li>\n\n\n\n
    • List\u7684\u9ed8\u8ba4\u5bb9\u91cf\u4e3a4\uff0c\u4f46\u662f\u4e4b\u540e\u5728\u6269\u5bb9\u4e0a\u4e0d\u662f\u7b80\u5355\u7684\u6bcf\u6b21\u90fd\u53bb\u4e58\u4e8c\uff0c\u5176\u4e2d\u8fd8\u6709\u4e00\u4e2aint min\u8fd9\u4e2a\u6700\u5c0f\u503c\u7684\u5224\u65ad<\/strong>\uff0c\u5982\u4e0b<\/li>\n<\/ul>\n\n\n\n
      private void EnsureCapacity(int min) {\n            if (_items.Length < min) {\n                int newCapacity = _items.Length == 0? _defaultCapacity : _items.Length * 2;\n                \/\/ Allow the list to grow to maximum possible capacity (~2G elements) before encountering overflow.\n                \/\/ Note that this check works even when _items.Length overflowed thanks to the (uint) cast\n                if ((uint)newCapacity > Array.MaxArrayLength) newCapacity = Array.MaxArrayLength;\n                if (newCapacity < min) newCapacity = min;\n                Capacity = newCapacity;\n            }<\/code><\/pre>\n\n\n\n
      Hashtable<\/h2>\n\n\n\n
      \u5b9e\u73b0<\/h3>\n\n\n\n
      HashTable\u662f\u7ee7\u627f\u81eaDictionary\u7c7b\uff0c\u5b9e\u73b0\u4e86Map\u63a5\u53e3\uff0cHashTable\u7684\u4e3b\u4f53\u8fd8\u662fEntry\u6570\u7ec4<\/p>\n\n\n\n
      \u5728.NET Framework\u4e2d\uff0cHashtable\u662fSystem.Collections\u547d\u540d\u7a7a\u95f4\u63d0\u4f9b\u7684\u4e00\u4e2a\u5bb9\u5668\uff0c\u7528\u4e8e\u5904\u7406\u548c\u8868\u73b0\u7c7b\u4f3ckeyvalue\u7684\u952e\u503c\u5bf9\uff0c\u5176\u4e2dkey\u901a\u5e38\u53ef\u7528\u6765\u5feb\u901f\u67e5\u627e\uff0c\u540c\u65f6key\u662f\u533a\u5206\u5927\u5c0f\u5199\uff1bvalue\u7528\u4e8e\u5b58\u50a8\u5bf9\u5e94\u4e8ekey\u7684\u503c\u3002<\/p>\n\n\n\n
      Hashtable\u4e2d\u7684\u6570\u636e\u5b9e\u9645\u5b58\u50a8\u5728\u5185\u90e8\u7684\u4e00\u4e2a\u6570\u636e\u6876\u91cc\uff08bucket\u7ed3\u6784\u6570\u7ec4\uff09\uff0c\u5176\u548c\u666e\u901a\u7684\u6570\u7ec4\u4e00\u6837\uff0c\u5bb9\u91cf\u56fa\u5b9a\uff0c\u6839\u636e\u6570\u7ec4\u7d22\u5f15\u83b7\u53d6\u503c\u3002<\/strong><\/p>\n\n\n\n
      Hashtable\u4e2dkeyvalue\u952e\u503c\u5bf9\u5747\u4e3aobject\u7c7b\u578b\uff0c\u6240\u4ee5Hashtable\u53ef\u4ee5\u652f\u6301\u4efb\u4f55\u7c7b\u578b\u7684keyvalue\u952e\u503c\u5bf9.<\/strong><\/p>\n\n\n\n
      \u57fa\u672c\u7ed3\u6784<\/h4>\n\n\n\n
        \n
      • \u4e00\u4e2ahashtable\u6709\u7684\u5b57\u6bb5\uff1aload fator\u88c5\u586b\u56e0\u5b50\uff08\u9ed8\u8ba4\u4e3a0.72\uff09\uff0ccapacity\u5bb9\u91cf\uff08\u521d\u59cb\u4e3a0\uff09\uff0cbucket\u6876\u7684\u6570\u91cf\uff08\u521d\u59cb\u4e3a3\uff09\u3002<\/li>\n\n\n\n
      • \u4e00\u4e2ahashtable\u4e2d\u6240\u6709\u7684\u6570\u636e\u5b9e\u9645\u4e0a\u662f\u5b58\u50a8\u5728bucket\u7ed3\u6784\u7684\u6570\u7ec4\u4e2d\u7684\uff0c\u7136\u540e\u53ef\u4ee5\u6839\u636e\u7d22\u5f15\uff08\u54c8\u5e0c\u503c\uff09\u53bb\u8bbf\u95ee\u6876\u4e2d\u7684\u6570\u636e\u3002<\/strong><\/li>\n<\/ul>\n\n\n\n
        \u88c5\u5165\u8fc7\u7a0b<\/h4>\n\n\n\n
        Hashtable ht = new Hashtable()\uff1b\nht.Add(\"a\",100);<\/code><\/pre>\n\n\n\n
          \n
        1. \u8ba1\u7b97 \u5df2\u6709\u6570\u636e\u7684\u4e2a\u6570\/\u6876\u7684\u6570\u91cf\u7684\u7ea6\u503c\uff0c\u5982\u679c\u8be5\u503c\u5c0f\u4e8e\u88c5\u586b\u56e0\u5b50\uff1a\n
            \n
          • \u8ba1\u7b97\u201ca\u201d\u7684\u54c8\u5e0c\u503c<\/li>\n\n\n\n
          • \u5f97\u5230\u7684\u54c8\u5e0c\u503c\u5bf9\u6876\u7684\u6570\u91cf\u53d6\u6a21\u5f97\u5230\u4f4d\u7f6e<\/li>\n\n\n\n
          • \u5728\u6876\u7684\u8be5\u4f4d\u7f6e\uff0c\u5c06\u5176key\u8d4b\u503c\u4e3a\u201ca\u201d\uff0cvalue\u8d4b\u503c\u4e3a100\u3002<\/li>\n\n\n\n
          • \u82e5\u54c8\u5e0c\u51fa\u73b0\u51b2\u7a81\uff0c\u5219\u4f7f\u7528\u5f00\u653e\u5b9a\u5740\u6cd5\uff08\u7ebf\u6027\u54c8\u5e0c\u518d\u6563\u5217\uff09\u7684\u65b9\u6cd5 (HashOf(a)+di )% Array.length\u6765\u5bfb\u627e\u4e0b\u4e00\u4e2a\u4f4d\u7f6e\u653e\u5165\u6570\u636e\u3002<\/strong><\/li>\n<\/ul>\n<\/li>\n\n\n\n
          • \u8ba1\u7b97 \u5df2\u6709\u6570\u636e\u7684\u4e2a\u6570\/\u6876\u7684\u6570\u91cf\u7684\u7ea6\u503c\uff0c\u5982\u679c\u8be5\u503c\u5927\u4e8e\u88c5\u586b\u56e0\u5b50\uff1a\n
              \n
            • \u589e\u52a0\u6876\u7684\u6570\u91cf\u5373\u6269\u5145\u6570\u7ec4\uff0c\u6269\u5145\u5230\u6700\u5c0f\u4e24\u500d\u5f53\u524d\u6570\u7ec4\u5927\u5c0f\u7684\u7d20\u6570\uff083\u53d8\u4e3a7\uff09<\/strong><\/li>\n\n\n\n
            • \u5c06\u539f\u6876\u6570\u7ec4\u4e2d\u7684\u6240\u6709key\u5168\u90e8rehash\u4e00\u904d\u518d\u653e\u5165\u65b0\u7684\u6570\u7ec4\u4e2d<\/strong><\/li>\n\n\n\n
            • \u91cd\u590d1\u4e2d\u7684\u6b65\u9aa4<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n
              \u67e5\u627e\u8fc7\u7a0b<\/h4>\n\n\n\n
              var value = ht[\"a\"]\uff1b<\/code><\/pre>\n\n\n\n
                \n
              1. \u8ba1\u7b97\u201ca\u201d\u7684\u54c8\u5e0c\u503c<\/li>\n\n\n\n
              2. \u7531\u8be5\u54c8\u5e0c\u503c\u5bf9\u6876\u6570\u7ec4\u53d6\u4f59\u5f97\u5230\u6240\u5728\u7684\u4f4d\u7f6e\uff0c\u5e76\u6bd4\u8f83\u8be5\u4f4d\u7f6e\u6240\u5728\u7684key\u662f\u5426\u4e3a\u201ca\u201d\uff0c\u5982\u679c\u662f\u8fd4\u56de\u5176value\u5426\u5219\u8fdb\u884c\u5f00\u653e\u5730\u5740\u5bfb\u627e\u53e6\u4e00\u4e2a\u4f4d\u7f6e\uff0c\u6700\u540e\u8fd4\u56de\u6240\u5728\u4f4d\u7f6e\u7684value\u503c<\/li>\n<\/ol>\n\n\n\n
                \u7279\u6027<\/h3>\n\n\n\n
                Hashtable\u67e5\u8be2\u901f\u5ea6\u5feb\uff0c\u800c\u6dfb\u52a0\u901f\u5ea6\u76f8\u5bf9\u6162\uff0c\u4e14\u5176\u6dfb\u52a0\u548c\u67e5\u8be2\u901f\u5ea6\u4e4b\u6bd4\u76f8\u5dee\u4e00\u4e2a\u6570\u91cf\u7b49\u7ea7<\/h4>\n\n\n\n
                Hashtable\u67e5\u8be2\u901f\u5ea6\u8fd1\u4e4e\u662fO(1)\u7684\uff0c\u800c\u6dfb\u52a0\u548c\u5220\u9664\u64cd\u4f5c\u662fO(n)\uff0c\u56e0\u4e3a\u5f53\u5bb9\u91cf\u4e0d\u591f\u65f6\uff0c\u8981\u5168\u90e8rehash\u4e00\u904d\u62f7\u8d1d\u5230\u65b0\u7684\u6570\u7ec4\u3002<\/strong><\/p>\n\n\n\n
                \u88c5\u586b\u56e0\u5b50\uff08 Load Factor\uff09\u662f\u4ec0\u4e48\uff0chashtable\u9ed8\u8ba4\u7684\u88c5\u586b\u56e0\u5b50\u662f\u591a\u5c11\uff1f<\/h4>\n\n\n\n
                \u5224\u65ad\u662f\u5426\u5bb9\u91cf\u4e0d\u8db3\u7684\u6307\u6807\u662f\u88c5\u586b\u56e0\u5b50<\/strong>\uff0c\u5f53\u5df2\u6709\u6570\u636e\u7684\u4e2a\u6570\/\u6876\u7684\u6570\u91cf\u5927\u4e8e\u88c5\u586b\u56e0\u5b50\u65f6\u8868\u793a\u6570\u91cf\u4e0d\u591f\u9700\u8981\u6269\u5bb9<\/strong>\u3002\u9ed8\u8ba4\u4e3a0.72<\/strong>\u662f\u5fae\u8f6f\u5b98\u65b9\u7ed9\u5b83\u5236\u5b9a\u7684\u503c\uff0c\u56e0\u4e3a\u8981\u8003\u8651\uff1a\u5f53\u88c5\u586b\u56e0\u5b50\u8fc7\u5927\u65f6\uff0c\u8fd9\u6837hash\u51b2\u7a81\u4f1a\u975e\u5e38\u660e\u663e\u964d\u4f4e\u6027\u80fd\uff1b\u5f53\u88c5\u586b\u56e0\u5b50\u8fc7\u5c0f\u65f6\uff0c\u6876\u7684\u6570\u91cf\u592a\u591a\uff0c\u4f1a\u9020\u6210\u5185\u5b58\u7684\u6d6a\u8d39\u3002<\/strong><\/p>\n\n\n\n
                hashtable\u91cc\u7684\u5143\u7d20\u662f\u987a\u5e8f\u6392\u5e8f\u7684\u5417\uff1f<\/h4>\n\n\n\n
                \u7531\u8ba1\u7b97\u8fc7\u7a0b\u53ef\u77e5\u662f\u65e0\u5e8f\u7684<\/p>\n\n\n\n
                hashtable\u5185\u90e8\u7684\u6570\u636e\u6876\uff08\u6570\u7ec4\uff09\u9ed8\u8ba4\u957f\u5ea6\u591a\u5c11\uff0c\u5176\u957f\u5ea6\u4e3a\u4ec0\u4e48\u53ea\u80fd\u662f\u7d20\u6570\uff1f<\/h4>\n\n\n\n
                \u9ed8\u8ba4\u957f\u5ea6\u662f3\u3002<\/strong><\/p>\n\n\n\n
                \u662f\u7d20\u6570\u7684\u539f\u56e0\u662f\u7d20\u6570\u7684\u7ea6\u6570\u53ea\u67091\u548c\u5b83\u672c\u8eab\uff0c\u56e0\u800c\u5728\u5bb9\u91cf\u5bf9\u6876\u6570\u7ec4\u4f5c\u53d6\u4f59\u64cd\u4f5c\u7684\u65f6\u5019\uff0c\u5f97\u5230hash\u503c\u5c3d\u53ef\u80fd\u662f\u552f\u4e00\u7684\u3002<\/strong><\/p>\n\n\n\n
                Dictionary<\/h2>\n\n\n\n
                \u5b9e\u73b0<\/h3>\n\n\n\n
                \u7b80\u5355\u6765\u8bf4\uff0cdictionary\u4f7f\u7528\u4e24\u4e2a\u6570\u7ec4\u6765\u901a\u8fc7hash\u5b58\u50a8\u952e\u503c\u5bf9\u5e76\u4e14\u907f\u514d\u51b2\u7a81\u7684\u8fc7\u7a0b\u3002\u5206\u522b\u662fEntries\u6570\u7ec4\u548cBucket\u6570\u7ec4<\/p>\n\n\n\n
                  \n
                • \u5176\u4e2dentries\u6570\u7ec4\u4e2d\u4fdd\u5b58\u54c8\u5e0ccode\u548c\u952e\u3001\u503c\uff0c\u4ee5\u53ca\u4e00\u4e2a\u91cd\u8981\u7684int\u578b\u7684next\u7684\u503c\uff0c\u5c31\u662f\u7528\u8fd9\u4e2anext\u503c\u6765\u907f\u514d\u51b2\u7a81\u3002<\/li>\n\n\n\n
                • bucket\u6570\u7ec4\u4e2d\u7684\u7d22\u5f15\u7528\u6765\u4fdd\u5b58\u5bf9\u5e94\u7684hashcode\u5728\u54ea\u4e2aentries\u6570\u7ec4\u4e2d\u53bb\u627e\u952e\u503c\u5bf9\u3002<\/li>\n<\/ul>\n\n\n\n
                  \u589e\u52a0\u5143\u7d20\u8fc7\u7a0b<\/h4>\n\n\n\n
                  Dictionary<int,string> dic = new Dictionary<int,string>()\uff1b\ndic.Add(1,\"a\")\uff1b\ndic.Add(2,\"b\")\uff1b\ndic.Add(4,\"c\");\nvar value = dic[1]\uff1b<\/code><\/pre>\n\n\n\n
                    \n
                  1. \u7531\u4e8e\u6ca1\u6709\u7ed9\u5b9a\u957f\u5ea6\uff0c\u521d\u59cb\u5316\u65f6\uff0cdic\u7684entries\u6570\u7ec4\u957f\u5ea6\u4e3a0\uff0cbucket\u6570\u7ec4\u957f\u5ea6\u4e3a0<\/strong>\uff0c\u5047\u5982\u7ed9\u5b9a\u4e3a10\uff0c\u5219\u4e8c\u8005\u957f\u5ea6\u90fd\u4e3a11\uff08\u4e3a\u5927\u4e8e10\u7684\u6700\u5927\u7d20\u6570\uff09<\/li>\n\n\n\n
                  2. \u52a0\u5165\u65b0\u952e\u503c\u5bf9\uff0c\u4e24\u4e2a\u6570\u7ec4\u90fd\u6269\u5bb9\u4e3a3\uff080~2\uff09<\/strong>\uff08\u5176\u5b9e\u662f\u5148\u7b971\u7684\u54c8\u5e0c\u503c\uff0c\u5e76\u4e14\u5224\u65ad\u6ca1\u6709\u8be5\u54c8\u5e0c\u503c\u6216\u8005\u6709\u8be5\u54c8\u5e0c\u503c\u4f46\u662f\u662f\u4e0d\u540c\u7684\u952e\u624d\u4f1a\u8ba4\u5b9a\u9700\u8981\u589e\u52a0\u8be5\u952e\u503c\u5bf9\uff0c\u624d\u4f1a\u6269\u5bb9\uff09\uff0c1\u7684\u54c8\u5e0c\u503c\u4e3a1\uff0c\u5bf93\u53d6\u4f59\u4e3a1\uff0c\u4e14bucket[1]\u4e3a\u7a7a\uff080\uff09\uff0c\u6240\u4ee5\u5c06\u8be5\u952e\u503c\u5bf9\u548c\u54c8\u5e0c\u503c\u653e\u5728entries[0]\u4e2d\uff0c\u5e76\u5c06bucket[1]\u7684\u503c\u8bbe\u4e3a1\uff0c\u8868\u793a\u7b2c\u4e00\u4e2aentries\u4e2d\u5b58\u50a8\u4e86\u54c8\u5e0c\u503c\u4e3a1\u7684\u952e\u503c\u5bf9\uff08\u4e5f\u5c31\u662f\u8bf4bucket\u6570\u7ec4\u4e2d\u7684\u503c\u51cf\u4e00\u624d\u662f\u5bf9\u5e94\u7684entries\u6570\u7ec4\u7684\u7d22\u5f15\uff0c\u4e3a\u4ec0\u4e48\u8fd9\u4e48\u505a\uff0c\u56e0\u4e3a\u5728\u6ca1\u6709\u503c\u7684\u60c5\u51b5\u4e0b\u662f0\uff0c\u6240\u6709bucket\u6570\u7ec4\u4e2d\u76840\u503c\u6beb\u65e0\u610f\u4e49\uff0c\u6240\u4ee5\u8981\u4ece1\u5f00\u59cb\uff09\u3002<\/li>\n\n\n\n
                  3. \u8ba1\u7b972\u7684\u54c8\u5e0c\u503c\u4e3a2\uff0c\u5e76\u4e14bucket[2]\u4e3a\u7a7a\uff0c\u6240\u4ee5\u5c06\u8be5\u952e\u503c\u5bf9\u653e\u5165entries[1]\u4e2d\uff08entries\u5c31\u662f\u6309\u987a\u5e8f\u653e\u5165\u7684\uff09\uff0c\u5e76\u4e14bucket[2]=2\uff0c\u8868\u793a\u952e\u54c8\u5e0c\u503c\u4e3a2\u7684\u952e\u503c\u5bf9\u5b58\u50a8\u5728\u7b2c\u4e8c\u4e2aentries\u6570\u7ec4\u7684\u7ed3\u6784\u4e2d\u3002<\/li>\n\n\n\n
                  4. \u8ba1\u7b972\u7684\u54c8\u5e0c\u503c\u4e3a2\uff0c\u5e76\u4e14bucket[2]=2\uff0c\u4e8e\u662f\u5f97\u5230key = entries[1].key\uff0c\u5f97\u5230key = 2\uff0c\u4e8e\u662f\u629b\u51fa\u5f02\u5e38\uff0c\u952e\u91cd\u590d\u3002<\/li>\n\n\n\n
                  5. \u8ba1\u7b974\u7684\u54c8\u5e0c\u503c\u4e3a4\uff0c\u5e76\u4e14\u5bf9bucket\u6570\u7ec4\u957f\u5ea6\u53d6\u4f59\uff083\uff09\u5f97\u52301\uff0c\u7136\u800ckey = bucket[1].key\uff0c\u5f97\u5230key = 1\uff0c\u5f97\u5230\u8be5\u952e\u4e3a1\u4e0d\u7b49\u4e8e4\uff0c\u8bf4\u660e\u51fa\u73b0\u4e86\u54c8\u5e0c\u51b2\u7a81\u3002\u8fd9\u91cc\u662f\u600e\u4e48\u89e3\u51b3\u7684\u5462\uff1f<\/strong><\/li>\n<\/ol>\n\n\n\n
                    \u9996\u5148\uff0c\u8be5\u952e\u503c\u5bf9\u662f\u5408\u6cd5\u7684\uff08\u6ca1\u6709\u91cd\u590d\u952e\uff09\u90a3\u4e48\u5047\u5982entries\u6570\u7ec4\uff0c\u4e5f\u5c31\u662fentries[2]\u4e2d\u653e\u5165\u952e\u503c\u5bf9\u4e3a2\uff0c\u201cc\u201d\u7684\u7ed3\u6784\uff0c\u540c\u65f6\uff0c\u6ce8\u610fentry\u7ed3\u6784\u4e2d\u7684next\u503c\u9ed8\u8ba4\u662f-1\uff0c\u5728\u8fd9\u91cc\uff0c\u5c06entries[2].next = bucket[1]\uff0c\u4e5f\u5c31\u662f\u8bf4\uff0c\u7531\u4e8e\u6211\u8986\u76d6\u4e86bucket[1]\u7684\u539f\u672c\u7684\u7d22\u5f15\u4e5f\u5c31\u662fentries[0]\uff0c\u56e0\u800c\u5fae\u8f6f\u5c06\u8fd9\u91cc\u7684entries[2]\u7684next\u503c\u8d4b\u503c\u4e3a\u8be5\u7d22\u5f15\u4e5f\u5c31\u662f0\uff1b\u7136\u540ebucket[1]\u7684\u503c\u5c31\u6539\u4e3a3\uff0c\u8868\u793a\u54c8\u5e0c\u503c\u4e3a2\u7684\u952e\u503c\u5bf9\u5b58\u50a8\u5728entries\u6570\u7ec4\u4e2d\u7684\u7b2c\u4e09\u4e2a\u7ed3\u6784\u4e2d\u4e5f\u5c31\u662fentries[2]<\/p>\n\n\n\n
                    \u8be5\u89e3\u51b3\u54c8\u5e0c\u51b2\u7a81\u7684\u65b9\u6cd5\u53eb\u505a\u201c\u62c9\u94fe\u6cd5\u201d\u3002<\/strong>
                    <\/p>\n\n\n\n
                    6.\u8ba1\u7b971\u7684\u54c8\u5e0c\u503c\u4e3a1\uff0c\u5bf9bucket\u6570\u7ec4\u53d6\u4f59\u4e3a1\uff0c\u5f97\u5230bucket[1] = 3\uff0c\u8fdb\u800c\u53bb\u627eentries[2]\uff0c\u5f97\u5230\u952e\u503c\u4e3a4\uff0c\u4e0d\u7b49\u4e8e1\uff0c\u4e8e\u662f\u627enext\u7684\u503c\uff0c\u8be5\u503c\u4e3a0\uff0c\u4e8e\u662f\u5728entries[0]\u4e2d\u627e\u5230\u952e\u503c\u4e3a1\u7684\u952e\u503c\u5bf9\uff0c\u5176\u503c\u4e3a\u201ca\u201d\uff0c\u4e8e\u662f\u8fd4\u56dea<\/p>\n\n\n\n
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                    Hashtable\u4e0eDictionary<\/h4>\n\n\n\n
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