{"id":202571,"date":"2025-05-22T11:02:40","date_gmt":"2025-05-22T03:02:40","guid":{"rendered":"https:\/\/server.hk\/cnblog\/202571\/"},"modified":"2025-05-22T11:02:40","modified_gmt":"2025-05-22T03:02:40","slug":"java%e5%87%bd%e6%95%b0%e7%9a%84%e4%bc%98%e7%82%b9%e4%b8%8e%e7%bc%ba%e7%82%b9%e5%af%b9%e6%af%94","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/202571\/","title":{"rendered":"Java\u51fd\u6570\u7684\u4f18\u70b9\u4e0e\u7f3a\u70b9\u5bf9\u6bd4"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>Java\u51fd\u6570\u7684\u4f18\u70b9\u4e0e\u7f3a\u70b9\u5bf9\u6bd4<\/h1>\n<p>\u4eb2\u7231\u7684\u7f16\u7a0b\u5b66\u4e60\u7231\u597d\u8005\uff0c\u5982\u679c\u4f60\u70b9\u5f00\u4e86\u8fd9\u7bc7\u6587\u7ae0\uff0c\u8bf4\u660e\u4f60\u5bf9\u300aJava\u51fd\u6570\u7684\u4f18\u70b9\u4e0e\u7f3a\u70b9\u5bf9\u6bd4\u300b\u5f88\u611f\u5174\u8da3\u3002\u672c\u7bc7\u6587\u7ae0\u5c31\u6765\u7ed9\u5927\u5bb6\u8be6\u7ec6\u89e3\u6790\u4e00\u4e0b\uff0c\u4e3b\u8981\u4ecb\u7ecd\u4e00\u4e0b\uff0c\u5e0c\u671b\u6240\u6709\u8ba4\u771f\u8bfb\u5b8c\u7684\u7ae5\u978b\u4eec\uff0c\u90fd\u6709\u5b9e\u8d28\u6027\u7684\u63d0\u9ad8\u3002<\/p>\n<p>Java \u51fd\u6570\u63d0\u4f9b\u4e86\u4ee3\u7801\u91cd\u7528\u6027\u3001\u6a21\u5757\u5316\u548c\u5c01\u88c5\u7b49\u4f18\u70b9\uff0c\u4f46\u4e5f\u4f1a\u5e26\u6765\u6027\u80fd\u5f00\u9500\u3001\u53ef\u8bfb\u6027\u95ee\u9898\u3001\u53ef\u7ef4\u62a4\u6027\u6311\u6218\u7b49\u7f3a\u70b9\u3002\u5b9e\u6218\u6848\u4f8b\uff1aJava \u51fd\u6570 factorial \u901a\u8fc7\u9012\u5f52\u8ba1\u7b97\u6570\u5b57\u9636\u4e58\uff0c\u5c55\u793a\u4e86\u51fd\u6570\u5c01\u88c5\u548c\u53ef\u91cd\u7528\u7684\u7279\u6027\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241026\/1729918964671c77f4111d3.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>Java \u51fd\u6570\u7684\u4f18\u70b9\u4e0e\u7f3a\u70b9<\/strong><\/p>\n<p>Java \u51fd\u6570\uff0c\u4e5f\u79f0\u4e3a\u65b9\u6cd5\uff0c\u662f\u4ee3\u7801\u5757\uff0c\u7528\u4e8e\u6267\u884c\u4e00\u7cfb\u5217\u64cd\u4f5c\u5e76\u8fd4\u56de\u4e00\u4e2a\u503c\uff08\u53ef\u9009\uff09\u3002\u5b83\u4eec\u4e3a\u4ee3\u7801\u91cd\u7528\u3001\u6a21\u5757\u5316\u548c\u5c01\u88c5\u63d0\u4f9b\u4e86\u5f3a\u5927\u7684\u673a\u5236\u3002<\/p>\n<p><strong>\u4f18\u70b9\uff1a<\/strong><\/p>\n<ul>\n<li><strong>\u4ee3\u7801\u53ef\u91cd\u7528\u6027\uff1a<\/strong>\u51fd\u6570\u5141\u8bb8\u5c06\u4ee3\u7801\u5757\u63d2\u5165\u5230\u591a\u4e2a\u7a0b\u5e8f\u4e2d\uff0c\u4ece\u800c\u63d0\u9ad8\u4ee3\u7801\u53ef\u91cd\u7528\u6027\u5e76\u51cf\u5c11\u91cd\u590d\u4ee3\u7801\u3002<\/li>\n<li><strong>\u6a21\u5757\u5316\uff1a<\/strong>\u51fd\u6570\u5c06\u4ee3\u7801\u5206\u89e3\u4e3a\u8f83\u5c0f\u7684\u3001\u53ef\u7ba1\u7406\u7684\u6a21\u5757\uff0c\u4f7f\u7a0b\u5e8f\u66f4\u52a0\u6613\u4e8e\u7406\u89e3\u3001\u8c03\u8bd5\u548c\u7ef4\u62a4\u3002<\/li>\n<li><strong>\u5c01\u88c5\uff1a<\/strong>\u51fd\u6570\u53ef\u4ee5\u5c06\u6570\u636e\u548c\u64cd\u4f5c\u5c01\u88c5\u5728\u5185\u90e8\uff0c\u53ea\u516c\u5f00\u5fc5\u8981\u7684\u63a5\u53e3\uff0c\u63d0\u9ad8\u7a0b\u5e8f\u7684\u5b89\u5168\u6027\u548c\u7a33\u5b9a\u6027\u3002<\/li>\n<li><strong>\u4ee3\u7801\u590d\u7528\uff1a<\/strong>\u51fd\u6570\u53ef\u4ee5\u51cf\u5c11\u4ee3\u7801\u5197\u4f59\uff0c\u63d0\u9ad8\u7a0b\u5e8f\u7684\u53ef\u8bfb\u6027\u548c\u7b80\u6d01\u6027\u3002<\/li>\n<li><strong>\u6d4b\u8bd5\u7b80\u4fbf\uff1a<\/strong>\u72ec\u7acb\u7684\u51fd\u6570\u66f4\u5bb9\u6613\u6d4b\u8bd5\uff0c\u786e\u4fdd\u4ee3\u7801\u6b63\u786e\u6027\u3002<\/li>\n<\/ul>\n<p><strong>\u7f3a\u70b9\uff1a<\/strong><\/p>\n<ul>\n<li><strong>\u6027\u80fd\u5f00\u9500\uff1a<\/strong>\u8c03\u7528\u51fd\u6570\u4f1a\u5bfc\u81f4\u4e00\u5b9a\u6027\u80fd\u5f00\u9500\uff0c\u5305\u62ec\u5b58\u50a8\u5728\u5806\u6808\u4e0a\u7684\u53c2\u6570\u548c\u5c40\u90e8\u53d8\u91cf\u3002<\/li>\n<li><strong>\u53ef\u8bfb\u6027\u95ee\u9898\uff1a<\/strong>\u5982\u679c\u51fd\u6570\u8fc7\u4e8e\u590d\u6742\u6216\u5d4c\u5957\u8fc7\u591a\uff0c\u53ef\u80fd\u4f1a\u5f71\u54cd\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3002<\/li>\n<li><strong>\u53ef\u7ef4\u62a4\u6027\u6311\u6218\uff1a<\/strong>\u5f53\u51fd\u6570\u4e4b\u95f4\u5b58\u5728\u5927\u91cf\u4f9d\u8d56\u5173\u7cfb\u65f6\uff0c\u4fee\u6539\u4e00\u4e2a\u51fd\u6570\u53ef\u80fd\u4f1a\u5f71\u54cd\u5176\u4ed6\u51fd\u6570\uff0c\u4ece\u800c\u589e\u52a0\u7ef4\u62a4\u96be\u5ea6\u3002<\/li>\n<li><strong>\u4e0d\u9002\u5408\u6240\u6709\u573a\u666f\uff1a<\/strong>\u5e76\u975e\u6240\u6709\u573a\u666f\u90fd\u9002\u5408\u4f7f\u7528\u51fd\u6570\uff0c\u4f8b\u5982\u5bf9\u65f6\u95f4\u8981\u6c42\u975e\u5e38\u4e25\u683c\u7684\u4ee3\u7801\u3002<\/li>\n<li><strong>\u4ee3\u7801\u5197\u4f59\uff1a<\/strong>\u8fc7\u5ea6\u7684\u51fd\u6570\u5316\u53ef\u80fd\u4f1a\u5f15\u5165\u4ee3\u7801\u5197\u4f59\uff0c\u56e0\u4e3a\u67d0\u4e9b\u64cd\u4f5c\u53ef\u4ee5\u5728\u591a\u4e2a\u51fd\u6570\u4e2d\u91cd\u590d\u6267\u884c\u3002<\/li>\n<\/ul>\n<p><strong>\u5b9e\u6218\u6848\u4f8b\uff1a<\/strong><\/p>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e2a Java \u51fd\u6570\u7684\u4f8b\u5b50\uff0c\u5b83\u8ba1\u7b97\u7ed9\u5b9a\u6570\u5b57\u7684\u9636\u4e58\uff1a<\/p>\n<pre>public static int factorial(int n) {\n    if (n == 0) {\n        return 1;\n    } else {\n        return n * factorial(n - 1);\n    }\n}<\/pre>\n<p>\u51fd\u6570 <code>factorial<\/code> \u4f7f\u7528\u9012\u5f52\u6765\u8ba1\u7b97\u6570\u5b57\u7684\u9636\u4e58\u3002\u5b83\u4f7f\u7528 if-else \u8bed\u53e5\u4f5c\u4e3a\u9012\u5f52\u7684\u57fa\u672c\u60c5\u51b5\uff0c\u5e76\u4e0d\u65ad\u8c03\u7528\u81ea\u8eab\u4ee5\u8ba1\u7b97\u9636\u4e58\u76f4\u5230\u6570\u5b57\u53d8\u4e3a 0\u3002<\/p>\n<p>\u597d\u4e86\uff0c\u672c\u6587\u5230\u6b64\u7ed3\u675f\uff0c\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u300aJava\u51fd\u6570\u7684\u4f18\u70b9\u4e0e\u7f3a\u70b9\u5bf9\u6bd4\u300b\uff0c\u5e0c\u671b\u672c\u6587\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff01\u5173\u6ce8\u516c\u4f17\u53f7\uff0c\u7ed9\u5927\u5bb6\u5206\u4eab\u66f4\u591a\u6587\u7ae0\u77e5\u8bc6\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Java\u51fd\u6570\u7684\u4f18\u70b9\u4e0e\u7f3a\u70b9\u5bf9\u6bd4 \u4eb2&#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-202571","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202571","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=202571"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202571\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=202571"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=202571"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=202571"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}