{"id":202659,"date":"2025-05-22T09:03:50","date_gmt":"2025-05-22T01:03:50","guid":{"rendered":"https:\/\/server.hk\/cnblog\/202659\/"},"modified":"2025-05-22T09:03:50","modified_gmt":"2025-05-22T01:03:50","slug":"java-%e5%87%bd%e6%95%b0%e6%80%a7%e8%83%bd%e4%bc%98%e5%8c%96%e4%b8%8e%e4%bb%a3%e7%a0%81%e5%8f%af%e8%af%bb%e6%80%a7%e4%b9%8b%e9%97%b4%e7%9a%84%e6%9d%83%e8%a1%a1%e6%9c%89%e5%93%aa%e4%ba%9b%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/202659\/","title":{"rendered":"Java \u51fd\u6570\u6027\u80fd\u4f18\u5316\u4e0e\u4ee3\u7801\u53ef\u8bfb\u6027\u4e4b\u95f4\u7684\u6743\u8861\u6709\u54ea\u4e9b\uff1f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>Java \u51fd\u6570\u6027\u80fd\u4f18\u5316\u4e0e\u4ee3\u7801\u53ef\u8bfb\u6027\u4e4b\u95f4\u7684\u6743\u8861\u6709\u54ea\u4e9b\uff1f<\/h1>\n<p>\u4ece\u73b0\u5728\u5f00\u59cb\uff0c\u52aa\u529b\u5b66\u4e60\u5427\uff01\u672c\u6587<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aJava \u51fd\u6570\u6027\u80fd\u4f18\u5316\u4e0e\u4ee3\u7801\u53ef\u8bfb\u6027\u4e4b\u95f4\u7684\u6743\u8861\u6709\u54ea\u4e9b\uff1f\u300b<\/span>\u4e3b\u8981\u8bb2\u89e3\u4e86<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6211\u4f1a\u5728\u4e2d\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u7684\u7cfb\u5217\u6587\u7ae0\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u5e76\u79ef\u6781\u7559\u8a00\u5efa\u8bae\u3002\u4e0b\u9762\u5c31\u5148\u4e00\u8d77\u6765\u770b\u4e00\u4e0b\u672c\u7bc7\u6b63\u6587\u5185\u5bb9\u5427\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01<\/p>\n<p>\u5728 Java \u5f00\u53d1\u4e2d\uff0c\u51fd\u6570\u6027\u80fd\u4f18\u5316\u548c\u4ee3\u7801\u53ef\u8bfb\u6027\u4e4b\u95f4\u5b58\u5728\u6743\u8861\u3002\u6027\u80fd\u4f18\u5316\u6d89\u53ca\u907f\u514d\u9012\u5f52\u3001\u4f7f\u7528\u9002\u5f53\u7684\u6570\u636e\u7ed3\u6784\u3001\u4f18\u5316\u7b97\u6cd5\u548c\u51cf\u5c11\u5f02\u5e38\u3002\u4ee3\u7801\u53ef\u8bfb\u6027\u9700\u8981\u6ce8\u91cd\u7b80\u6d01\u6027\u3001\u9075\u5faa\u547d\u540d\u7ea6\u5b9a\u3001\u6dfb\u52a0\u6ce8\u91ca\u548c\u907f\u514d\u5d4c\u5957\u3002\u901a\u8fc7\u6743\u8861\u53d6\u820d\uff0c\u4f18\u5148\u8003\u8651\u5173\u952e\u51fd\u6570\u3001\u4f7f\u7528\u6027\u80fd\u5206\u6790\u5de5\u5177\uff0c\u5e76\u5728\u5fc5\u8981\u65f6\u727a\u7272\u4e00\u4e9b\u53ef\u8bfb\u6027\uff0c\u53ef\u4ee5\u627e\u5230\u5e73\u8861\u70b9\u3002\u4f8b\u5982\uff0c\u67e5\u627e\u6570\u7ec4\u6700\u5927\u503c\u7684\u51fd\u6570\u901a\u8fc7\u5c06\u6761\u4ef6\u68c0\u67e5\u79fb\u51fa\u5faa\u73af\u5e76\u6dfb\u52a0\u63cf\u8ff0\u6027\u53d8\u91cf\uff0c\u53ef\u4ee5\u540c\u65f6\u63d0\u9ad8\u6027\u80fd\u548c\u53ef\u8bfb\u6027\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241026\/1729928609671c9da1eff44.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>Java \u51fd\u6570\u6027\u80fd\u4f18\u5316\u4e0e\u4ee3\u7801\u53ef\u8bfb\u6027\uff1a\u6743\u8861\u53d6\u820d<\/strong><\/p>\n<p>\u5728 Java \u5f00\u53d1\u4e2d\uff0c\u51fd\u6570\u6027\u80fd\u4f18\u5316\u548c\u4ee3\u7801\u53ef\u8bfb\u6027\u4e4b\u95f4\u4e0d\u53ef\u907f\u514d\u5730\u5b58\u5728\u6743\u8861\u3002\u672c\u6587\u5c06\u63a2\u8ba8\u8fd9\u79cd\u6743\u8861\uff0c\u5e76\u63d0\u4f9b\u5982\u4f55\u5728\u4e24\u8005\u4e4b\u95f4\u53d6\u5f97\u5e73\u8861\u7684\u6700\u4f73\u5b9e\u8df5\u3002<\/p>\n<p><strong>\u6027\u80fd\u4f18\u5316<\/strong><\/p>\n<ul>\n<li><strong>\u907f\u514d\u9012\u5f52\uff1a<\/strong>\u9012\u5f52\u4f1a\u4ea7\u751f\u989d\u5916\u7684\u51fd\u6570\u8c03\u7528\u5f00\u9500\uff0c\u635f\u5bb3\u6027\u80fd\u3002\u8003\u8651\u4f7f\u7528\u5faa\u73af\u6216\u8fed\u4ee3\u5668\u4ee3\u66ff\u3002<\/li>\n<li><strong>\u4f7f\u7528\u9002\u5f53\u7684\u6570\u636e\u7ed3\u6784\uff1a<\/strong>\u9009\u62e9\u6700\u9002\u5408\u7279\u5b9a\u9700\u6c42\u7684\u6570\u636e\u7ed3\u6784\u3002\u4f8b\u5982\uff0cArrayList \u5bf9\u4e8e\u968f\u673a\u8bbf\u95ee\u5f88\u6709\u6548\uff0c\u800c HashMap \u5bf9\u4e8e\u5feb\u901f\u67e5\u627e\u5f88\u6709\u7528\u3002<\/li>\n<li><strong>\u4f18\u5316\u7b97\u6cd5\uff1a<\/strong>\u4f7f\u7528\u66f4\u6709\u6548\u7387\u7684\u7b97\u6cd5\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u6027\u80fd\u3002\u8003\u8651\u4f7f\u7528\u6392\u5e8f\u3001\u641c\u7d22\u548c\u52a8\u6001\u89c4\u5212\u7b49\u6280\u672f\u3002<\/li>\n<li><strong>\u51cf\u5c11\u5f02\u5e38\uff1a<\/strong>\u5f02\u5e38\u5904\u7406\u4f1a\u5e26\u6765\u6027\u80fd\u5f00\u9500\u3002\u5c3d\u91cf\u51cf\u5c11\u5f02\u5e38\u7684\u53d1\u751f\uff0c\u5e76\u4f7f\u7528\u5408\u9002\u7684\u65b9\u5f0f\u5904\u7406\u5b83\u4eec\u3002<\/li>\n<\/ul>\n<p><strong>\u4ee3\u7801\u53ef\u8bfb\u6027<\/strong><\/p>\n<ul>\n<li><strong>\u4fdd\u6301\u4ee3\u7801\u7b80\u6d01\uff1a<\/strong>\u907f\u514d\u5197\u957f\u548c\u4e0d\u5fc5\u8981\u7684\u4ee3\u7801\u3002\u4f7f\u7528\u81ea\u89e3\u91ca\u7684\u53d8\u91cf\u540d\u548c\u7b80\u6d01\u7684\u8bed\u53e5\u3002<\/li>\n<li><strong>\u9075\u5faa\u547d\u540d\u7ea6\u5b9a\uff1a<\/strong>\u4f7f\u7528\u4e00\u81f4\u7684\u547d\u540d\u7ea6\u5b9a\u53ef\u4ee5\u4f7f\u4ee3\u7801\u66f4\u6613\u4e8e\u9605\u8bfb\u548c\u7406\u89e3\u3002<\/li>\n<li><strong>\u4f7f\u7528\u6ce8\u91ca\uff1a<\/strong>\u6ce8\u91ca\u53ef\u4ee5\u89e3\u91ca\u590d\u6742\u7684\u903b\u8f91\u548c\u5f02\u5e38\u5904\u7406\u3002\u4f46\u662f\uff0c\u4fdd\u6301\u6ce8\u91ca\u7b80\u6d01\u3001\u51c6\u786e\u4e14\u662f\u6700\u65b0\u7684\u3002<\/li>\n<li><strong>\u907f\u514d\u5d4c\u5957\uff1a<\/strong>\u5d4c\u5957\u5c42\u7ea7\u4f1a\u4f7f\u4ee3\u7801\u96be\u4ee5\u7406\u89e3\u3002\u5c3d\u91cf\u5c06\u4ee3\u7801\u5206\u89e3\u4e3a\u66f4\u5c0f\u7684\u5757\u3002<\/li>\n<\/ul>\n<p><strong>\u6743\u8861\u4e0e\u53d6\u820d<\/strong><\/p>\n<p>\u4f18\u5316\u51fd\u6570\u6027\u80fd\u548c\u63d0\u9ad8\u4ee3\u7801\u53ef\u8bfb\u6027\u4e4b\u95f4\u5e76\u6ca1\u6709\u4e00\u5200\u5207\u7684\u89e3\u51b3\u65b9\u6848\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u6700\u4f73\u5b9e\u8df5\uff0c\u53ef\u4ee5\u5e2e\u52a9\u60a8\u5728\u4e24\u8005\u4e4b\u95f4\u53d6\u5f97\u5e73\u8861\uff1a<\/p>\n<ul>\n<li><strong>\u4f18\u5148\u8003\u8651\u5173\u952e\u51fd\u6570\uff1a<\/strong>\u8bc6\u522b\u5bf9\u5e94\u7528\u7a0b\u5e8f\u6027\u80fd\u81f3\u5173\u91cd\u8981\u7684\u51fd\u6570\uff0c\u5e76\u96c6\u4e2d\u4f18\u5316\u8fd9\u4e9b\u51fd\u6570\u3002<\/li>\n<li><strong>\u4f7f\u7528\u6027\u80fd\u5206\u6790\u5de5\u5177\uff1a<\/strong>\u4f7f\u7528\u6027\u80fd\u5206\u6790\u5de5\u5177\u53ef\u4ee5\u8bc6\u522b\u6027\u80fd\u74f6\u9888\uff0c\u5e76\u6307\u5bfc\u60a8\u8fdb\u884c\u6709\u9488\u5bf9\u6027\u7684\u4f18\u5316\u3002<\/li>\n<li><strong>\u8fdb\u884c\u6743\u8861\u53d6\u820d\uff1a<\/strong>\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u66f4\u9ad8\u7684\u6027\u80fd\u53ef\u80fd\u9700\u8981\u727a\u7272\u4e00\u4e9b\u53ef\u8bfb\u6027\u3002\u4ed4\u7ec6\u6743\u8861\u5f71\u54cd\uff0c\u5e76\u505a\u51fa\u7b26\u5408\u7279\u5b9a\u5e94\u7528\u7a0b\u5e8f\u8981\u6c42\u7684\u51b3\u7b56\u3002<\/li>\n<\/ul>\n<p><strong>\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n<p>\u8003\u8651\u4ee5\u4e0b\u67e5\u627e\u6570\u7ec4\u4e2d\u6700\u5927\u503c\u7684\u51fd\u6570\uff1a<\/p>\n<pre>public static int findMax(int[] arr) {\n    int max = Integer.MIN_VALUE;\n    for (int i = 0; i &lt; arr.length; i++) {\n        if (arr[i] &gt; max) {\n            max = arr[i];\n        }\n    }\n    return max;\n}<\/pre>\n<p><strong>\u6027\u80fd\u4f18\u5316\uff1a<\/strong><\/p>\n<ul>\n<li>\u5c06<code>if<\/code>\u6761\u4ef6\u79fb\u52a8\u5230\u5faa\u73af\u5916\uff0c\u4ee5\u51cf\u5c11\u6761\u4ef6\u68c0\u67e5\u6b21\u6570\u3002<\/li>\n<\/ul>\n<p><strong>\u4ee3\u7801\u53ef\u8bfb\u6027\uff1a<\/strong><\/p>\n<ul>\n<li>\u4f7f\u7528\u66f4\u5177\u63cf\u8ff0\u6027\u7684\u53d8\u91cf\u540d\uff0c\u5982<code>maxValue<\/code>\u3002<\/li>\n<li>\u6dfb\u52a0\u6ce8\u91ca\u4ee5\u89e3\u91ca\u5faa\u73af\u7684\u76ee\u7684\u3002<\/li>\n<\/ul>\n<p>\u6539\u8fdb\u540e\u7684\u4ee3\u7801\uff1a<\/p>\n<pre>public static int findMax(int[] arr) {\n    int maxValue = Integer.MIN_VALUE;\n    for (int i = 0; i &lt; arr.length; i++) {\n        if (arr[i] &gt; maxValue) {  \/\/ \u4f18\u5316\n            maxValue = arr[i];  \/\/ \u4f18\u5316\n        }\n    }\n    return maxValue;\n}<\/pre>\n<p>\u5728\u4f18\u5316\u6027\u80fd\u7684\u540c\u65f6\uff0c\u8be5\u4ee3\u7801\u4fdd\u6301\u4e86\u53ef\u8bfb\u6027\u548c\u53ef\u7406\u89e3\u6027\u3002<\/p>\n<p>\u672c\u7bc7\u5173\u4e8e\u300aJava \u51fd\u6570\u6027\u80fd\u4f18\u5316\u4e0e\u4ee3\u7801\u53ef\u8bfb\u6027\u4e4b\u95f4\u7684\u6743\u8861\u6709\u54ea\u4e9b\uff1f\u300b\u7684\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\u5566\uff0c\u4f46\u662f\u5b66\u65e0\u6b62\u5883\uff0c\u60f3\u8981\u4e86\u89e3\u5b66\u4e60\u66f4\u591a\u5173\u4e8e\u6587\u7ae0\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u8bf7\u5173\u6ce8\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Java \u51fd\u6570\u6027\u80fd\u4f18\u5316\u4e0e\u4ee3\u7801\u53ef\u8bfb&#46;&#46;&#46;<\/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-202659","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202659","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=202659"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202659\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=202659"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=202659"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=202659"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}