{"id":202751,"date":"2025-05-22T10:42:04","date_gmt":"2025-05-22T02:42:04","guid":{"rendered":"https:\/\/server.hk\/cnblog\/202751\/"},"modified":"2025-05-22T10:42:04","modified_gmt":"2025-05-22T02:42:04","slug":"%e5%87%bd%e6%95%b0%e5%bc%8f%e7%bc%96%e7%a8%8b%e5%9c%a8-java-%e5%ba%94%e7%94%a8%e7%a8%8b%e5%ba%8f%e6%80%a7%e8%83%bd%e4%bc%98%e5%8c%96%e4%b8%ad%e7%9a%84%e4%bd%9c%e7%94%a8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/202751\/","title":{"rendered":"\u51fd\u6570\u5f0f\u7f16\u7a0b\u5728 Java \u5e94\u7528\u7a0b\u5e8f\u6027\u80fd\u4f18\u5316\u4e2d\u7684\u4f5c\u7528"},"content":{"rendered":"

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

\u51fd\u6570\u5f0f\u7f16\u7a0b\u5728 Java \u5e94\u7528\u7a0b\u5e8f\u6027\u80fd\u4f18\u5316\u4e2d\u7684\u4f5c\u7528<\/h1>\n

\u5927\u5bb6\u597d\uff0c\u6211\u4eec\u53c8\u89c1\u9762\u4e86\u554a~\u672c\u6587\u300a\u51fd\u6570\u5f0f\u7f16\u7a0b\u5728 Java \u5e94\u7528\u7a0b\u5e8f\u6027\u80fd\u4f18\u5316\u4e2d\u7684\u4f5c\u7528\u300b<\/span>\u7684\u5185\u5bb9\u4e2d\u5c06\u4f1a\u6d89\u53ca\u5230<\/span>\u7b49\u7b49\u3002\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60\u6587\u7ae0<\/span>\u76f8\u5173\u77e5\u8bc6\uff0c\u6b22\u8fce\u5173\u6ce8\u6211\uff0c\u4ee5\u540e\u4f1a\u7ed9\u5927\u5bb6\u5e26\u6765\u66f4\u591a\u6587\u7ae0<\/span>\u76f8\u5173\u6587\u7ae0\uff0c\u5e0c\u671b\u6211\u4eec\u80fd\u4e00\u8d77\u8fdb\u6b65\uff01\u4e0b\u9762\u5c31\u5f00\u59cb\u672c\u6587\u7684\u6b63\u5f0f\u5185\u5bb9~<\/p>\n

\u51fd\u6570\u5f0f\u7f16\u7a0b\u901a\u8fc7\u4e0d\u53ef\u53d8\u6570\u636e\u3001\u7eaf\u51fd\u6570\u548c Lambda \u8868\u8fbe\u5f0f\u4f18\u5316 Java \u5e94\u7528\u7a0b\u5e8f\u6027\u80fd\uff0c\u4f7f\u5176\u66f4\u7b80\u6d01\u3001\u53ef\u5e76\u884c\u5316\uff0c\u4e14\u5bf9\u5916\u90e8\u72b6\u6001\u65e0\u526f\u4f5c\u7528\uff1a\u4e0d\u53ef\u53d8\u6570\u636e\uff1a\u907f\u514d\u5bf9\u8c61\u590d\u5236\uff0c\u63d0\u9ad8\u6027\u80fd\u3002\u7eaf\u51fd\u6570\uff1a\u65e0\u526f\u4f5c\u7528\uff0c\u6613\u4e8e\u5e76\u884c\u6267\u884c\u3002Lambda \u8868\u8fbe\u5f0f\uff1a\u7b80\u5316\u7eaf\u51fd\u6570\u521b\u5efa\u548c\u4f7f\u7528\u3002\u5b9e\u6218\u6848\u4f8b\uff1a\u4f7f\u7528 Stream API \u5bf9\u6570\u7ec4\u8fdb\u884c\u6392\u5e8f\u548c\u6c42\u548c\uff0c\u4f18\u5316\u7b80\u6d01\u6027\u548c\u6548\u7387\u3002<\/p>\n

<\/p>\n

\u51fd\u6570\u5f0f\u7f16\u7a0b\u5728 Java \u5e94\u7528\u7a0b\u5e8f\u6027\u80fd\u4f18\u5316\u4e2d\u7684\u4f5c\u7528<\/strong><\/p>\n

\u51fd\u6570\u5f0f\u7f16\u7a0b\u662f\u4e00\u79cd\u7f16\u7a0b\u8303\u5f0f\uff0c\u5b83\u4e13\u6ce8\u4e8e\u4f7f\u7528\u4e0d\u53ef\u53d8\u6570\u636e\u548c\u7eaf\u51fd\u6570\u3002\u5728 Java \u4e2d\uff0c\u51fd\u6570\u5f0f\u7f16\u7a0b\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528 Java Stream API \u8f7b\u677e\u5b9e\u73b0\u3002<\/p>\n

\u4e0d\u53ef\u53d8\u6570\u636e<\/strong><\/p>\n

\u4e0d\u53ef\u53d8\u6570\u636e\u662f\u6307\u4e00\u6b21\u521b\u5efa\u540e\u5c31\u4e0d\u80fd\u66f4\u6539\u7684\u6570\u636e\u3002\u8fd9\u6709\u52a9\u4e8e\u63d0\u9ad8\u6027\u80fd\uff0c\u56e0\u4e3a Java \u4e0d\u9700\u8981\u5728\u5bf9\u8c61\u53d1\u751f\u66f4\u6539\u65f6\u590d\u5236\u5b83\u4eec\u3002\u76f8\u53cd\uff0c\u53ef\u4ee5\u7b80\u5355\u5730\u521b\u5efa\u65b0\u5bf9\u8c61\u5e76\u4f7f\u7528\u5b83\u4eec\u3002<\/p>\n

\u7eaf\u51fd\u6570<\/strong><\/p>\n

\u7eaf\u51fd\u6570\u662f\u4e0d\u4f1a\u4ea7\u751f\u4efb\u4f55\u526f\u4f5c\u7528\uff08\u4f8b\u5982\u6539\u53d8\u5916\u90e8\u72b6\u6001\uff09\u7684\u51fd\u6570\u3002\u8fd9\u4f7f\u5f97\u5b83\u4eec\u6613\u4e8e\u5e76\u884c\u6267\u884c\uff0c\u56e0\u4e3a\u5b83\u4eec\u4e0d\u4f1a\u5f71\u54cd\u7a0b\u5e8f\u7684\u5176\u4ed6\u90e8\u5206\u3002<\/p>\n

Lambda \u8868\u8fbe\u5f0f<\/strong><\/p>\n

Lambda \u8868\u8fbe\u5f0f\u662f\u533f\u540d\u51fd\u6570\uff0c\u53ef\u4ee5\u4f5c\u4e3a\u53d8\u91cf\u4f20\u9012\u3002\u8fd9\u4f7f\u5f97\u521b\u5efa\u548c\u4f7f\u7528\u7eaf\u51fd\u6570\u53d8\u5f97\u66f4\u52a0\u5bb9\u6613\u3002<\/p>\n

\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n

\u8003\u8651\u4e00\u4e2a\u7b80\u5355\u7684 Java \u7a0b\u5e8f\uff0c\u5b83\u9700\u8981\u5bf9\u6570\u7ec4\u4e2d\u7684\u6570\u5b57\u8fdb\u884c\u6392\u5e8f\u548c\u6c42\u548c\uff1a<\/p>\n

int[] numbers = {1, 2, 3, 4, 5};\n\n\/\/ \u4f7f\u7528\u4f20\u7edf\u7684 Java \u65b9\u5f0f\u6392\u5e8f\u548c\u6c42\u548c\nArrays.sort(numbers);\nint sum = 0;\nfor (int number : numbers) {\n    sum += number;\n}\n\nSystem.out.println(sum);<\/pre>\n
\u4f7f\u7528\u51fd\u6570\u5f0f\u7f16\u7a0b\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u4f18\u5316\u8fd9\u4e2a\u7a0b\u5e8f\uff1a<\/p>\n
int[] numbers = {1, 2, 3, 4, 5};\n\n\/\/ \u4f7f\u7528 Stream API \u6392\u5e8f\u548c\u6c42\u548c\nint sum = IntStream.of(numbers)\n        .sorted()\n        .sum();\n\nSystem.out.println(sum);<\/pre>\n
\u8fd9\u79cd\u65b9\u6cd5\u5177\u6709\u4ee5\u4e0b\u4f18\u70b9\uff1a<\/p>\n
    \n
  • \u5b83\u6bd4\u4f20\u7edf\u7684 Java \u65b9\u5f0f\u66f4\u7b80\u6d01\u3002<\/li>\n
  • \u56e0\u4e3a\u5b83\u4f7f\u7528\u4e86 Stream API\uff0c\u6240\u4ee5\u5b83\u53ef\u4ee5\u4f7f\u7528\u5e76\u884c\u6267\u884c\u3002<\/li>\n
  • \u7531\u4e8e\u6570\u7ec4\u662f\u4e0d\u53ef\u53d8\u7684\uff0c\u56e0\u6b64\u53ef\u4ee5\u5b89\u5168\u5730\u5bf9\u5b83\u8fdb\u884c\u6392\u5e8f\u800c\u4e0d\u4f1a\u5f71\u54cd\u539f\u59cb\u6570\u7ec4\u3002<\/li>\n<\/ul>\n
    \u5728\u4f18\u5316 Java \u5e94\u7528\u7a0b\u5e8f\u6027\u80fd\u65f6\uff0c\u51fd\u6570\u5f0f\u7f16\u7a0b\u63d0\u4f9b\u4e86\u4e00\u79cd\u5f3a\u5927\u7684\u5de5\u5177\u3002\u901a\u8fc7\u5229\u7528\u4e0d\u53ef\u53d8\u6570\u636e\u3001\u7eaf\u51fd\u6570\u548c Lambda \u8868\u8fbe\u5f0f\uff0c\u7a0b\u5e8f\u5458\u53ef\u4ee5\u521b\u5efa\u66f4\u6709\u6548\u7387\u3001\u66f4\u9ad8\u6548\u7684\u7a0b\u5e8f\u3002<\/p>\n
    \u7ec8\u4e8e\u4ecb\u7ecd\u5b8c\u5566\uff01\u5c0f\u4f19\u4f34\u4eec\uff0c\u8fd9\u7bc7\u5173\u4e8e\u300a\u51fd\u6570\u5f0f\u7f16\u7a0b\u5728 Java \u5e94\u7528\u7a0b\u5e8f\u6027\u80fd\u4f18\u5316\u4e2d\u7684\u4f5c\u7528\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":"
    \u51fd\u6570\u5f0f\u7f16\u7a0b\u5728 Java \u5e94\u7528\u7a0b\u5e8f...<\/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-202751","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202751","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=202751"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202751\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=202751"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=202751"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=202751"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}