{"id":203057,"date":"2025-05-22T09:52:15","date_gmt":"2025-05-22T01:52:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/203057\/"},"modified":"2025-05-22T09:52:15","modified_gmt":"2025-05-22T01:52:15","slug":"java%e5%87%bd%e6%95%b0%e5%bc%8f%e7%bc%96%e7%a8%8b%e4%b8%8e%e5%85%b6%e4%bb%96%e8%af%ad%e8%a8%80%e7%9a%84%e6%af%94%e8%be%83","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/203057\/","title":{"rendered":"Java\u51fd\u6570\u5f0f\u7f16\u7a0b\u4e0e\u5176\u4ed6\u8bed\u8a00\u7684\u6bd4\u8f83"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>Java\u51fd\u6570\u5f0f\u7f16\u7a0b\u4e0e\u5176\u4ed6\u8bed\u8a00\u7684\u6bd4\u8f83<\/h1>\n<p>\u54c8\u55bd\uff01\u5927\u5bb6\u597d\uff0c\u5f88\u9ad8\u5174\u53c8\u89c1\u9762\u4e86\uff0c\u6211\u662f\u7684\u4e00\u540d\u4f5c\u8005\uff0c\u4eca\u5929\u7531\u6211\u7ed9\u5927\u5bb6\u5e26\u6765\u4e00\u7bc7<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aJava\u51fd\u6570\u5f0f\u7f16\u7a0b\u4e0e\u5176\u4ed6\u8bed\u8a00\u7684\u6bd4\u8f83\u300b<\/span>\uff0c\u672c\u6587\u4e3b\u8981\u4f1a\u8bb2\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u5927\u5bb6\u4e00\u8d77\u5b66\u4e60\u8fdb\u6b65\uff0c\u4e5f\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u3001\u70b9\u8d5e\u3001\u6536\u85cf\u3001\u8f6c\u53d1! \u4e0b\u9762\u5c31\u4e00\u8d77\u6765\u770b\u770b\u5427\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241027\/1730032356671e32e41bce6.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>Java \u51fd\u6570\u5f0f\u7f16\u7a0b\u4e0e\u5176\u4ed6\u8bed\u8a00\u7684\u6bd4\u8f83<\/strong><\/p>\n<p>Java \u51fd\u6570\u5f0f\u7f16\u7a0b\u662f\u8fd1\u5e74\u6765\u5174\u8d77\u7684\u4e00\u79cd\u65b0\u7684\u7f16\u7a0b\u8303\u5f0f\uff0c\u5b83\u57fa\u4e8e lambda \u8868\u8fbe\u5f0f\u3001\u6d41\u548c\u9ad8\u9636\u51fd\u6570\u7b49\u6982\u5ff5\u3002\u5b83\u5e26\u6765\u4e86\u8bb8\u591a\u597d\u5904\uff0c\u4f8b\u5982\u4ee3\u7801\u7b80\u6d01\u3001\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u63d0\u9ad8\u3002<\/p>\n<p><strong>\u4e0e\u5176\u4ed6\u8bed\u8a00\u7684\u6bd4\u8f83<\/strong><\/p>\n<p>Java \u51fd\u6570\u5f0f\u7f16\u7a0b\u4e0e\u5176\u4ed6\u8bed\u8a00\u4e2d\u7684\u51fd\u6570\u5f0f\u7f16\u7a0b\u6709\u8bb8\u591a\u76f8\u4f3c\u4e4b\u5904\uff0c\u4f46\u4e5f\u6709\u4e00\u4e9b\u5173\u952e\u5dee\u5f02\u3002<\/p>\n<p><strong>\u4e0e Haskell<\/strong><\/p>\n<ul>\n<li><strong>\u8bed\u6cd5\u76f8\u4f3c\uff1a<\/strong>Java \u7684 lambda \u8868\u8fbe\u5f0f\u4e0e Haskell \u4e2d\u7684 \u03bb \u8868\u8fbe\u5f0f\u8bed\u6cd5\u975e\u5e38\u76f8\u4f3c\u3002<\/li>\n<li><strong>\u6d41\u5904\u7406\uff1a<\/strong>Java 8 \u5f15\u5165\u4e86\u6d41 API\uff0c\u4e0e Haskell \u4e2d\u7684\u6d41\u5904\u7406\u975e\u5e38\u76f8\u4f3c\u3002<\/li>\n<li><strong>\u7c7b\u578b\u63a8\u65ad\uff1a<\/strong>Java 10 \u5f15\u5165\u4e86\u7c7b\u578b\u63a8\u65ad\uff0c\u4ece\u800c\u6d88\u9664\u4e86\u5bf9\u663e\u5f0f\u7c7b\u578b\u6ce8\u91ca\u7684\u9700\u8981\u3002<\/li>\n<\/ul>\n<p><strong>\u4e0e Scala<\/strong><\/p>\n<ul>\n<li><strong>lambda \u8868\u8fbe\u5f0f\uff1a<\/strong>Scala \u7684 lambda \u8868\u8fbe\u5f0f\u4e0e Java 8 \u53ca\u66f4\u9ad8\u7248\u672c\u4e2d\u7684 lambda \u8868\u8fbe\u5f0f\u975e\u5e38\u76f8\u4f3c\uff0c\u4f46 Scala \u66f4\u901a\u7528\u3002<\/li>\n<li><strong>\u6a21\u5f0f\u5339\u914d\uff1a<\/strong>Scala \u63d0\u4f9b\u4e86\u5f3a\u5927\u7684\u6a21\u5f0f\u5339\u914d\u529f\u80fd\uff0c\u800c Java \u6ca1\u6709\u3002<\/li>\n<li><strong>\u4e0d\u53ef\u53d8\u6027\uff1a<\/strong>Scala \u4e2d\u7684\u503c\u9ed8\u8ba4\u4e3a\u4e0d\u53ef\u53d8\uff0c\u800c Java \u4e2d\u7684\u5bf9\u8c61\u901a\u5e38\u662f\u53ef\u53d8\u7684\u3002<\/li>\n<\/ul>\n<p><strong>\u4e0e Python<\/strong><\/p>\n<ul>\n<li><strong>\u52a8\u6001\u7c7b\u578b\uff1a<\/strong>Python \u662f\u4e00\u79cd\u52a8\u6001\u7c7b\u578b\u8bed\u8a00\uff0c\u800c Java \u662f\u5f3a\u7c7b\u578b\u8bed\u8a00\u3002<\/li>\n<li><strong>\u5217\u8868\u63a8\u5bfc\uff1a<\/strong>Python \u5177\u6709\u5217\u8868\u63a8\u5bfc\u529f\u80fd\uff0c\u7c7b\u4f3c\u4e8e Java \u4e2d\u7684\u6d41\u6620\u5c04\u3002<\/li>\n<li><strong>lambda \u8868\u8fbe\u5f0f\uff1a<\/strong>Python \u7684 lambda \u8868\u8fbe\u5f0f\u4e0e Java 8 \u53ca\u66f4\u9ad8\u7248\u672c\u4e2d\u7c7b\u4f3c\uff0c\u4f46 Python \u4e0d\u652f\u6301\u7c7b\u578b\u63a8\u65ad\u3002<\/li>\n<\/ul>\n<p><strong>\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n<p>\u8003\u8651\u4ee5\u4e0b Java \u51fd\u6570\u5f0f\u7f16\u7a0b\u4ee3\u7801\u793a\u4f8b\uff1a<\/p>\n<pre>List&lt;Integer&gt; numbers = Arrays.asList(1, 2, 3, 4, 5);\nList&lt;Integer&gt; squares = numbers.stream()\n        .map(x -&gt; x * x)\n        .collect(Collectors.toList());<\/pre>\n<p>\u8fd9\u6bb5\u4ee3\u7801\u4f7f\u7528\u6d41 API \u5bf9\u6574\u6570\u5217\u8868\u8fdb\u884c\u5e73\u65b9\u3002\u5b83\u5c06 lambda \u8868\u8fbe\u5f0f <code>x -&gt; x * x<\/code> \u5e94\u7528\u4e8e\u5217\u8868\u4e2d\u7684\u6bcf\u4e2a\u5143\u7d20\uff0c\u7136\u540e\u5c06\u7ed3\u679c\u6536\u96c6\u5230\u4e00\u4e2a\u65b0\u5217\u8868\u4e2d\u3002<\/p>\n<p><strong>\u7ed3\u8bba<\/strong><\/p>\n<p>Java \u51fd\u6570\u5f0f\u7f16\u7a0b\u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u529f\u80fd\uff0c\u53ef\u63d0\u9ad8\u4ee3\u7801\u7684\u7b80\u6d01\u6027\u3001\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002\u5b83\u4e0e\u5176\u4ed6\u8bed\u8a00\u4e2d\u7684\u51fd\u6570\u5f0f\u7f16\u7a0b\u5171\u4eab\u8bb8\u591a\u76f8\u4f3c\u4e4b\u5904\uff0c\u4f46\u6709\u4e00\u4e9b\u5173\u952e\u5dee\u5f02\u3002\u5728\u9009\u62e9\u4f7f\u7528 Java \u51fd\u6570\u5f0f\u7f16\u7a0b\u65f6\uff0c\u4e86\u89e3\u8fd9\u4e9b\u5dee\u5f02\u975e\u5e38\u91cd\u8981\u3002<\/p>\n<p>\u7406\u8bba\u8981\u638c\u63e1\uff0c\u5b9e\u64cd\u4e0d\u80fd\u843d\uff01\u4ee5\u4e0a\u5173\u4e8e\u300aJava\u51fd\u6570\u5f0f\u7f16\u7a0b\u4e0e\u5176\u4ed6\u8bed\u8a00\u7684\u6bd4\u8f83\u300b\u7684\u8be6\u7ec6\u4ecb\u7ecd\uff0c\u5927\u5bb6\u90fd\u638c\u63e1\u4e86\u5427\uff01\u5982\u679c\u60f3\u8981\u7ee7\u7eed\u63d0\u5347\u81ea\u5df1\u7684\u80fd\u529b\uff0c\u90a3\u4e48\u5c31\u6765\u5173\u6ce8\u516c\u4f17\u53f7\u5427\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Java\u51fd\u6570\u5f0f\u7f16\u7a0b\u4e0e\u5176\u4ed6\u8bed\u8a00\u7684\u6bd4&#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-203057","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/203057","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=203057"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/203057\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=203057"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=203057"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=203057"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}