{"id":202436,"date":"2025-05-13T10:30:41","date_gmt":"2025-05-13T02:30:41","guid":{"rendered":"https:\/\/server.hk\/cnblog\/202436\/"},"modified":"2025-05-13T10:30:41","modified_gmt":"2025-05-13T02:30:41","slug":"php%e5%87%bd%e6%95%b0%e5%af%b9%e8%b1%a1%e7%bc%96%e7%a8%8b%e6%8c%87%e5%8d%97%e5%af%b9%e5%87%bd%e6%95%b0%e6%80%a7%e8%83%bd%e7%9a%84%e5%bd%b1%e5%93%8d%e6%98%af%e4%bb%80%e4%b9%88%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/202436\/","title":{"rendered":"php\u51fd\u6570\u5bf9\u8c61\u7f16\u7a0b\u6307\u5357\u5bf9\u51fd\u6570\u6027\u80fd\u7684\u5f71\u54cd\u662f\u4ec0\u4e48\uff1f"},"content":{"rendered":"

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

php\u51fd\u6570\u5bf9\u8c61\u7f16\u7a0b\u6307\u5357\u5bf9\u51fd\u6570\u6027\u80fd\u7684\u5f71\u54cd\u662f\u4ec0\u4e48\uff1f<\/h1>\n

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\u91c7\u7528\u51fd\u6570\u5bf9\u8c61\u7f16\u7a0b\uff08FOP\uff09\u6a21\u5f0f\u4f1a\u5bfc\u81f4\u6027\u80fd\u5f71\u54cd\uff1a\u8f83\u9ad8\u7684\u5185\u5b58\u5f00\u9500\uff1a\u51fd\u6570\u5bf9\u8c61\u5b58\u50a8\u5728\u5806\u5185\u5b58\u4e2d\uff0c\u5206\u914d\u548c\u91ca\u653e\u6210\u672c\u66f4\u9ad8\u3002\u5ef6\u8fdf\u7ed1\u5b9a\uff1aFOP \u4e2d\u7684\u7ed1\u5b9a\u53d1\u751f\u5728\u8fd0\u884c\u65f6\uff0c\u53ef\u80fd\u4ea7\u751f\u5f00\u9500\u3002\u95f4\u63a5\u8c03\u7528\uff1a\u8c03\u7528\u51fd\u6570\u5bf9\u8c61\u6d89\u53ca\u989d\u5916\u7684\u95f4\u63a5\u5c42\uff0c\u589e\u52a0\u8c03\u7528\u6210\u672c\u3002<\/p>\n

<\/p>\n

PHP \u51fd\u6570\u5bf9\u8c61\u7f16\u7a0b\u6307\u5357\u5bf9\u51fd\u6570\u6027\u80fd\u7684\u5f71\u54cd<\/strong><\/p>\n

\u5728 PHP \u4e2d\u91c7\u7528\u51fd\u6570\u5bf9\u8c61\u7f16\u7a0b\uff08FOP\uff09\u6a21\u5f0f\u65f6\uff0c\u9700\u8981\u8003\u8651\u5176\u5bf9\u5e94\u7528\u7a0b\u5e8f\u6027\u80fd\u7684\u5f71\u54cd\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u8981\u70b9\uff1a<\/p>\n

1. \u8f83\u9ad8\u7684\u5185\u5b58\u5f00\u9500<\/strong><\/p>\n

\u51fd\u6570\u5bf9\u8c61\u5b58\u50a8\u5728\u5806\u5185\u5b58\u4e2d\uff0c\u800c\u4f20\u7edf\u51fd\u6570\u5219\u5b58\u50a8\u5728\u6808\u5185\u5b58\u4e2d\u3002\u5806\u5185\u5b58\u7684\u5206\u914d\u548c\u91ca\u653e\u5f00\u9500\u6bd4\u6808\u5185\u5b58\u9ad8\uff0c\u56e0\u6b64\u4f7f\u7528\u51fd\u6570\u5bf9\u8c61\u53ef\u80fd\u4f1a\u589e\u52a0\u5e94\u7528\u7a0b\u5e8f\u7684\u5185\u5b58\u6d88\u8017\u3002<\/p>\n

2. \u5ef6\u8fdf\u7ed1\u5b9a<\/strong><\/p>\n

\u5728 FOP \u4e2d\uff0c\u51fd\u6570\u5bf9\u8c61\u5728\u8fd0\u884c\u65f6\u800c\u4e0d\u662f\u7f16\u8bd1\u65f6\u88ab\u7ed1\u5b9a\u5230\u53d8\u91cf\u3002\u8fd9\u53ef\u80fd\u4f1a\u5bfc\u81f4\u5ef6\u8fdf\u7ed1\u5b9a\u5f00\u9500\uff0c\u5177\u4f53\u53d6\u51b3\u4e8e\u51fd\u6570\u5bf9\u8c61\u7684\u590d\u6742\u6027\u3002<\/p>\n

3. \u95f4\u63a5\u8c03\u7528<\/strong><\/p>\n

\u5f53\u8c03\u7528\u51fd\u6570\u5bf9\u8c61\u65f6\uff0c\u5b83\u5b9e\u9645\u4e0a\u4f1a\u8c03\u7528\u4e00\u4e2a\u989d\u5916\u7684\u95f4\u63a5\u5c42\u6765\u6267\u884c\u5b9e\u9645\u7684\u51fd\u6570\u3002\u8fd9\u4f1a\u589e\u52a0\u8c03\u7528\u5f00\u9500\u3002<\/p>\n

\u5b9e\u6218\u6848\u4f8b\uff1a<\/strong><\/p>\n

\u8003\u8651\u4ee5\u4e0b\u793a\u4f8b\uff0c\u6bd4\u8f83\u4f20\u7edf\u51fd\u6570\u548c\u51fd\u6570\u5bf9\u8c61\u7684\u6027\u80fd\uff1a<\/p>\n

\/\/ \u4f20\u7edf\u51fd\u6570\nfunction sum($a, $b) {\n    return $a + $b;\n}\n\n\/\/ \u51fd\u6570\u5bf9\u8c61\nclass Sum {\n    public function __invoke($a, $b) {\n        return $a + $b;\n    }\n}\n\n\/\/ \u6027\u80fd\u6d4b\u8bd5\n$iterations = 100000;\n$start = microtime(true);\n\nfor ($i = 0; $i < $iterations; $i++) {\n    sum(1, 2);\n}\n\n$end = microtime(true);\n$time_func = $end - $start;\n\n$start = microtime(true);\n\nfor ($i = 0; $i < $iterations; $i++) {\n    $sum = new Sum();\n    $sum(1, 2);\n}\n\n$end = microtime(true);\n$time_fobj = $end - $start;\n\necho \"Traditional function: $time_func seconds\\n\";\necho \"Function object: $time_fobj seconds\\n\";<\/pre>\n
\u5728\u5927\u591a\u6570\u60c5\u51b5\u4e0b\uff0c\u4f20\u7edf\u51fd\u6570\u7684\u6027\u80fd\u4f18\u4e8e\u51fd\u6570\u5bf9\u8c61\u3002\u4f46\u662f\uff0c\u5728\u67d0\u4e9b\u573a\u666f\u4e2d\uff0c\u51fd\u6570\u5bf9\u8c61\u53ef\u80fd\u662f\u5fc5\u8981\u7684\uff0c\u4f8b\u5982\u9700\u8981\u4ee3\u7801\u7684\u53ef\u91cd\u7528\u6027\u548c\u7075\u6d3b\u6027\u3002<\/p>\n
\u4eca\u5929\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff1b\u5173\u4e8e\u6587\u7ae0\u7684\u6280\u672f\u77e5\u8bc6\u6211\u4eec\u4f1a\u4e00\u70b9\u70b9\u6df1\u5165\u4ecb\u7ecd\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u516c\u4f17\u53f7\uff0c\u4e00\u8d77\u5b66\u4e60\u7f16\u7a0b~<\/p>\n","protected":false},"excerpt":{"rendered":"
php\u51fd\u6570\u5bf9\u8c61\u7f16\u7a0b\u6307\u5357\u5bf9\u51fd\u6570\u6027\u80fd...<\/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-202436","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202436","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=202436"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202436\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=202436"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=202436"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=202436"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}