{"id":37724,"date":"2024-11-26T12:44:20","date_gmt":"2024-11-26T04:44:20","guid":{"rendered":"https:\/\/fwq.ai\/blog\/37724\/"},"modified":"2024-11-26T12:44:20","modified_gmt":"2024-11-26T04:44:20","slug":"java%e6%80%8e%e4%b9%88%e8%be%93%e5%87%ba%e6%95%b0%e7%bb%84%e9%a6%96%e5%9c%b0%e5%9d%80","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/37724\/","title":{"rendered":"java\u600e\u4e48\u8f93\u51fa\u6570\u7ec4\u9996\u5730\u5740"},"content":{"rendered":"

\n \u53ef\u4ee5\u5728 java \u4e2d\u4f7f\u7528 system.identityhashcode() \u65b9\u6cd5\u83b7\u53d6\u6570\u7ec4\u7684\u9996\u5730\u5740\u3002\u8be5\u65b9\u6cd5\u8fd4\u56de\u4e00\u4e2a\u6574\u6570\uff0c\u4ee3\u8868\u6570\u7ec4\u5728\u5185\u5b58\u4e2d\u7684\u552f\u4e00\u6807\u8bc6\u7b26\u3002\n<\/p><\/blockquote>\n

\"java\u600e\u4e48\u8f93\u51fa\u6570\u7ec4\u9996\u5730\u5740\u63d2\u56fe\"<\/p>\n

Java \u4e2d\u6570\u7ec4\u9996\u5730\u5740\u7684\u8f93\u51fa<\/strong><\/p>\n

\u95ee\u9898\uff1a<\/strong>\u5982\u4f55\u5728 Java \u4e2d\u8f93\u51fa\u6570\u7ec4\u7684\u9996\u5730\u5740\uff1f<\/p>\n

\u56de\u7b54\uff1a<\/strong><\/p>\n

\u5728 Java \u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528 System.identityHashCode() \u65b9\u6cd5\u6765\u83b7\u53d6\u6570\u7ec4\u9996\u5730\u5740\u3002\u8be5\u65b9\u6cd5\u8fd4\u56de\u4e00\u4e2a\u6574\u6570\uff0c\u8be5\u6574\u6570\u662f\u6570\u7ec4\u5728\u5185\u5b58\u4e2d\u7684\u552f\u4e00\u6807\u8bc6\u7b26\u3002<\/p>\n

\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n

\u793a\u4f8b\uff1a<\/strong><\/p>\n

int[] myArray = {1, 2, 3};\nSystem.out.println(System.identityHashCode(myArray)); \/\/ \u8f93\u51fa\u6570\u7ec4\u7684\u9996\u5730\u5740<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u8be6\u7ec6\u89e3\u91ca\uff1a<\/strong><\/p>\n
    \n
  • System.identityHashCode() \u65b9\u6cd5\u63a5\u6536\u4e00\u4e2a\u5bf9\u8c61\u4f5c\u4e3a\u53c2\u6570\u5e76\u8fd4\u56de\u8be5\u5bf9\u8c61\u7684\u54c8\u5e0c\u7801\u3002\u5bf9\u4e8e\u6570\u7ec4\uff0c\u54c8\u5e0c\u7801\u662f\u6570\u7ec4\u5728\u5185\u5b58\u4e2d\u7684\u552f\u4e00\u6807\u8bc6\u7b26\u3002<\/li>\n
  • \u9996\u5730\u5740\u662f\u6307\u6570\u7ec4\u5728\u5185\u5b58\u4e2d\u7b2c\u4e00\u4e2a\u5143\u7d20\u7684\u5730\u5740\u3002<\/li>\n
  • \u54c8\u5e0c\u7801\u4e0e\u9996\u5730\u5740\u4e0d\u662f\u76f8\u540c\u7684\u4e1c\u897f\uff0c\u4f46\u54c8\u5e0c\u7801\u901a\u5e38\u662f\u9996\u5730\u5740\u7684\u826f\u597d\u8fd1\u4f3c\u503c\u3002<\/li>\n
  • \u7531\u4e8e Java \u6570\u7ec4\u662f\u5bf9\u8c61\uff0c\u56e0\u6b64\u5b83\u4eec\u4e5f\u6709\u4e00\u4e2a\u6307\u5411\u5185\u5b58\u4e2d\u5b9e\u9645\u6570\u636e\u5b58\u50a8\u4f4d\u7f6e\u7684\u6307\u9488\u3002\u8be5\u6307\u9488\u79f0\u4e3a\u9996\u5730\u5740\u3002<\/li>\n
  • \u8f93\u51fa\u7684\u9996\u5730\u5740\u5c06\u56e0\u8fd0\u884c\u73af\u5883\u548c Java \u7248\u672c\u800c\u5f02\u3002<\/li>\n<\/ul>\n
    \u4ee5\u4e0a\u5c31\u662fjava\u600e\u4e48\u8f93\u51fa\u6570\u7ec4\u9996\u5730\u5740\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
    \u53ef\u4ee5\u5728 java \u4e2d\u4f7f\u7528 system.identityhashcode() \u65b9\u6cd5\u83b7\u53d6\u6570\u7ec4\u7684\u9996\u5730\u5740\u3002\u8be5\u65b9\u6cd5\u8fd4\u56de\u4e00\u4e2a\u6574\u6570\uff0c\u4ee3\u8868\u6570\u7ec4\u5728\u5185\u5b58\u4e2d\u7684\u552f\u4e00\u6807\u8bc6\u7b26\u3002 Java \u4e2d\u6570\u7ec4\u9996\u5730\u5740\u7684\u8f93\u51fa \u95ee\u9898\uff1a\u5982\u4f55\u5728 Java \u4e2d\u8f93\u51fa\u6570\u7ec4\u7684\u9996\u5730\u5740\uff1f \u56de\u7b54\uff1a \u5728 Java \u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528 System.identityHashCode() \u65b9\u6cd5\u6765\u83b7\u53d6\u6570\u7ec4\u9996\u5730\u5740\u3002\u8be5\u65b9\u6cd5\u8fd4\u56de\u4e00\u4e2a\u6574\u6570\uff0c\u8be5\u6574\u6570\u662f\u6570\u7ec4\u5728\u5185\u5b58\u4e2d\u7684\u552f\u4e00\u6807\u8bc6\u7b26\u3002 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u793a\u4f8b\uff1a int[] myArray = {1, 2, 3}; System.out.println(System.identityHashCode(myArray)); \/\/ \u8f93\u51fa\u6570\u7ec4\u7684\u9996\u5730\u5740 \u767b\u5f55\u540e\u590d\u5236 \u8be6\u7ec6\u89e3\u91ca\uff1a System.identityHashCode() \u65b9\u6cd5\u63a5\u6536\u4e00\u4e2a\u5bf9\u8c61\u4f5c\u4e3a\u53c2\u6570\u5e76\u8fd4\u56de\u8be5\u5bf9\u8c61\u7684\u54c8\u5e0c\u7801\u3002\u5bf9\u4e8e\u6570\u7ec4\uff0c\u54c8\u5e0c\u7801\u662f\u6570\u7ec4\u5728\u5185\u5b58\u4e2d\u7684\u552f\u4e00\u6807\u8bc6\u7b26\u3002 \u9996\u5730\u5740\u662f\u6307\u6570\u7ec4\u5728\u5185\u5b58\u4e2d\u7b2c\u4e00\u4e2a\u5143\u7d20\u7684\u5730\u5740\u3002 \u54c8\u5e0c\u7801\u4e0e\u9996\u5730\u5740\u4e0d\u662f\u76f8\u540c\u7684\u4e1c\u897f\uff0c\u4f46\u54c8\u5e0c\u7801\u901a\u5e38\u662f\u9996\u5730\u5740\u7684\u826f\u597d\u8fd1\u4f3c\u503c\u3002 \u7531\u4e8e Java \u6570\u7ec4\u662f\u5bf9\u8c61\uff0c\u56e0\u6b64\u5b83\u4eec\u4e5f\u6709\u4e00\u4e2a\u6307\u5411\u5185\u5b58\u4e2d\u5b9e\u9645\u6570\u636e\u5b58\u50a8\u4f4d\u7f6e\u7684\u6307\u9488\u3002\u8be5\u6307\u9488\u79f0\u4e3a\u9996\u5730\u5740\u3002 \u8f93\u51fa\u7684\u9996\u5730\u5740\u5c06\u56e0\u8fd0\u884c\u73af\u5883\u548c Java \u7248\u672c\u800c\u5f02\u3002 \u4ee5\u4e0a\u5c31\u662fjava\u600e\u4e48\u8f93\u51fa\u6570\u7ec4\u9996\u5730\u5740\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-37724","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37724","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=37724"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37724\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=37724"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=37724"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=37724"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}