{"id":203354,"date":"2025-05-22T09:16:29","date_gmt":"2025-05-22T01:16:29","guid":{"rendered":"https:\/\/server.hk\/cnblog\/203354\/"},"modified":"2025-05-22T09:16:29","modified_gmt":"2025-05-22T01:16:29","slug":"java-%e4%b8%ad%ef%bc%8c%e4%b8%ba%e4%bb%80%e4%b9%88%e6%96%b9%e6%b3%95%e5%86%85%e9%83%a8%e5%af%b9%e5%bc%95%e7%94%a8%e7%b1%bb%e5%9e%8b%e5%8f%82%e6%95%b0%e7%9a%84%e4%bf%ae%e6%94%b9%e4%bc%9a%e5%bd%b1","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/203354\/","title":{"rendered":"Java \u4e2d\uff0c\u4e3a\u4ec0\u4e48\u65b9\u6cd5\u5185\u90e8\u5bf9\u5f15\u7528\u7c7b\u578b\u53c2\u6570\u7684\u4fee\u6539\u4f1a\u5f71\u54cd\u5916\u90e8\u53d8\u91cf\uff1f"},"content":{"rendered":"

<\/b> <\/p>\n

Java \u4e2d\uff0c\u4e3a\u4ec0\u4e48\u65b9\u6cd5\u5185\u90e8\u5bf9\u5f15\u7528\u7c7b\u578b\u53c2\u6570\u7684\u4fee\u6539\u4f1a\u5f71\u54cd\u5916\u90e8\u53d8\u91cf\uff1f<\/h1>\n

\u6700\u8fd1\u53d1\u73b0\u4e0d\u5c11\u5c0f\u4f19\u4f34\u90fd\u5bf9\u6587\u7ae0<\/span>\u5f88\u611f\u5174\u8da3\uff0c\u6240\u4ee5\u4eca\u5929\u7ee7\u7eed\u7ed9\u5927\u5bb6\u4ecb\u7ecd\u6587\u7ae0<\/span>\u76f8\u5173\u7684\u77e5\u8bc6\uff0c\u672c\u6587\u300aJava \u4e2d\uff0c\u4e3a\u4ec0\u4e48\u65b9\u6cd5\u5185\u90e8\u5bf9\u5f15\u7528\u7c7b\u578b\u53c2\u6570\u7684\u4fee\u6539\u4f1a\u5f71\u54cd\u5916\u90e8\u53d8\u91cf\uff1f\u300b<\/span>\u4e3b\u8981\u5185\u5bb9\u6d89\u53ca\u5230<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01\u5f53\u7136\u5982\u679c\u9605\u8bfb\u672c\u6587\u65f6\u5b58\u5728\u4e0d\u540c\u60f3\u6cd5\uff0c\u53ef\u4ee5\u5728\u8bc4\u8bba\u4e2d\u8868\u8fbe\uff0c\u4f46\u662f\u8bf7\u52ff\u4f7f\u7528\u8fc7\u6fc0\u7684\u63aa\u8f9e~<\/p>\n

<\/p>\n

\u4e3a\u4ec0\u4e48\u540c\u6837\u64cd\u4f5c\uff0c\u5728\u4e00\u4e2a\u65b9\u6cd5\u4e2d\u6267\u884c\u540e\u5374\u8f93\u51fa\u7ed3\u679c\u4e0d\u540c\uff1f<\/strong><\/p>\n

\u5728 Java \u4e2d\uff0c\u53c2\u6570\u4f20\u9012\u7684\u65b9\u5f0f\u5206\u4e3a\u503c\u4f20\u9012\u548c\u5f15\u7528\u4f20\u9012\u3002\u5f53\u4f20\u9012\u4e00\u4e2a\u57fa\u672c\u6570\u636e\u7c7b\u578b\uff08\u5982 int\u3001double\uff09\u65f6\uff0c\u4f1a\u8fdb\u884c\u503c\u4f20\u9012\uff0c\u5c06\u53c2\u6570\u503c\u76f4\u63a5\u590d\u5236\u7ed9\u65b9\u6cd5\u5185\u5bf9\u5e94\u7684\u53d8\u91cf\u3002<\/p>\n

\u5bf9\u4e8e\u5f15\u7528\u7c7b\u578b\uff08\u5982 String\uff09\uff0c\u4f20\u9012\u7684\u5374\u662f\u5bf9\u8c61\u7684\u5f15\u7528\uff0c\u800c\u4e0d\u662f\u5bf9\u8c61\u7684\u672c\u8eab\u3002\u8fd9\u610f\u5473\u7740\u65b9\u6cd5\u5185\u5bf9\u5f15\u7528\u5bf9\u8c61\u7684\u64cd\u4f5c\u5e76\u4e0d\u4f1a\u5f71\u54cd\u5230\u65b9\u6cd5\u5916\u90e8\u7684\u539f\u5bf9\u8c61\u3002<\/p>\n

\u5728\u7ed9\u51fa\u7684\u793a\u4f8b\u4e2d\uff0c\u7b2c\u4e00\u6b21\u64cd\u4f5c\u53d1\u751f\u5728\u65b9\u6cd5\u5916\u90e8\uff0c\u5bf9\u5b57\u7b26\u4e32\u53d8\u91cf str<\/strong> \u8fdb\u884c\u64cd\u4f5c\u3002\u7531\u4e8e str \u662f\u4e00\u4e2a\u5f15\u7528\uff0c\u56e0\u6b64\u5bf9\u5176\u8fdb\u884c\u4fee\u6539\u4e0d\u4f1a\u6539\u53d8\u539f\u6765\u7684\u5bf9\u8c61\u3002\u56e0\u6b64\uff0cstr<\/strong> \u5728\u65b9\u6cd5\u5916\u4ecd\u7136\u662f “aaa”\u3002<\/p>\n

\u76f8\u6bd4\u4e4b\u4e0b\uff0c\u7b2c\u4e8c\u6b21\u64cd\u4f5c\u53d1\u751f\u5728\u65b9\u6cd5\u5185\u90e8\uff0c\u5bf9\u53c2\u6570\u53d8\u91cf s<\/strong> \u8fdb\u884c\u4fee\u6539\u3002\u867d\u7136 s<\/strong> \u548c str<\/strong> \u6307\u5411\u540c\u4e00\u5bf9\u8c61\uff0cs<\/strong> \u7684\u4fee\u6539\u4f1a\u53cd\u6620\u5230 str<\/strong> \u4e0a\u3002\u56e0\u6b64\uff0cstr<\/strong> \u5728\u65b9\u6cd5\u5916\u53d8\u6210\u4e86 “aaabbba”\u3002<\/p>\n

\u7531\u6b64\u53ef\u89c1\uff0c\u5bf9\u4e8e\u5f15\u7528\u7c7b\u578b\uff0c\u65b9\u6cd5\u5185\u7684\u4fee\u6539\u53ea\u5f71\u54cd\u5c40\u90e8\u53d8\u91cf\uff0c\u4e0d\u4f1a\u5f71\u54cd\u5916\u90e8\u4f7f\u7528\u7684\u539f\u5bf9\u8c61<\/strong>\u3002<\/p>\n

\u7ec8\u4e8e\u4ecb\u7ecd\u5b8c\u5566\uff01\u5c0f\u4f19\u4f34\u4eec\uff0c\u8fd9\u7bc7\u5173\u4e8e\u300aJava \u4e2d\uff0c\u4e3a\u4ec0\u4e48\u65b9\u6cd5\u5185\u90e8\u5bf9\u5f15\u7528\u7c7b\u578b\u53c2\u6570\u7684\u4fee\u6539\u4f1a\u5f71\u54cd\u5916\u90e8\u53d8\u91cf\uff1f\u300b\u7684\u4ecb\u7ecd\u5e94\u8be5\u8ba9\u4f60\u6536\u83b7\u591a\u591a\u4e86\u5427\uff01\u6b22\u8fce\u5927\u5bb6\u6536\u85cf\u6216\u5206\u4eab\u7ed9\u66f4\u591a\u9700\u8981\u5b66\u4e60\u7684\u670b\u53cb\u5427~\u516c\u4f17\u53f7\u4e5f\u4f1a\u53d1\u5e03\u6587\u7ae0\u76f8\u5173\u77e5\u8bc6\uff0c\u5feb\u6765\u5173\u6ce8\u5427\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"

Java \u4e2d\uff0c\u4e3a\u4ec0\u4e48\u65b9\u6cd5\u5185\u90e8\u5bf9\u5f15...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-203354","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/203354","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=203354"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/203354\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=203354"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=203354"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=203354"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}