{"id":48474,"date":"2024-12-02T10:21:46","date_gmt":"2024-12-02T02:21:46","guid":{"rendered":"https:\/\/fwq.ai\/blog\/48474\/"},"modified":"2024-12-02T10:21:46","modified_gmt":"2024-12-02T02:21:46","slug":"php%e5%87%bd%e6%95%b0%e6%80%a7%e8%83%bd%e4%bc%98%e5%8c%96%e6%9c%89%e5%93%aa%e4%ba%9b%e7%ad%96%e7%95%a5%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/48474\/","title":{"rendered":"php\u51fd\u6570\u6027\u80fd\u4f18\u5316\u6709\u54ea\u4e9b\u7b56\u7565\uff1f"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>php\u51fd\u6570\u6027\u80fd\u4f18\u5316\u6709\u54ea\u4e9b\u7b56\u7565\uff1f<\/h1>\n<p>\u5927\u5bb6\u597d\uff0c\u4eca\u5929\u672c\u4eba\u7ed9\u5927\u5bb6\u5e26\u6765\u6587\u7ae0<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aphp\u51fd\u6570\u6027\u80fd\u4f18\u5316\u6709\u54ea\u4e9b\u7b56\u7565\uff1f\u300b<\/span>\uff0c\u6587\u4e2d\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span><\/span>\uff0c\u5982\u679c\u4f60\u5bf9<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\u65b9\u9762\u7684\u77e5\u8bc6\u70b9\u611f\u5174\u8da3\uff0c\u90a3\u5c31\u8bf7\u5404\u4f4d\u670b\u53cb\u7ee7\u7eed\u770b\u4e0b\u53bb\u5427~\u5e0c\u671b\u80fd\u771f\u6b63\u5e2e\u5230\u4f60\u4eec\uff0c\u8c22\u8c22\uff01<\/p>\n<p>PHP \u51fd\u6570\u6027\u80fd\u4f18\u5316\u7b56\u7565\u5305\u62ec\uff1a\u907f\u514d\u5168\u5c40\u53d8\u91cf\u3001\u4f7f\u7528\u7f13\u5b58\u3001\u4f7f\u7528\u95ed\u5305\u3001\u907f\u514d\u9012\u5f52\u3001\u5229\u7528 JIT \u7f16\u8bd1\u5668\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241027\/1730034765671e3c4d3c306.jpg\" class=\"aligncenter\" title=\"php\u51fd\u6570\u6027\u80fd\u4f18\u5316\u6709\u54ea\u4e9b\u7b56\u7565\uff1f\u63d2\u56fe\" alt=\"php\u51fd\u6570\u6027\u80fd\u4f18\u5316\u6709\u54ea\u4e9b\u7b56\u7565\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong>PHP \u51fd\u6570\u6027\u80fd\u4f18\u5316\u7b56\u7565<\/strong><\/p>\n<p>\u4e3a\u4e86\u63d0\u5347 PHP \u51fd\u6570\u7684\u6027\u80fd\uff0c\u53ef\u4ee5\u91c7\u7528\u4ee5\u4e0b\u7b56\u7565\uff1a<\/p>\n<p><strong>1. \u907f\u514d\u4f7f\u7528\u5168\u5c40\u53d8\u91cf<\/strong><\/p>\n<p>\u5168\u5c40\u53d8\u91cf\u4f1a\u5f71\u54cd\u51fd\u6570\u7684\u6267\u884c\u901f\u5ea6\uff0c\u56e0\u4e3a\u6bcf\u6b21\u8c03\u7528\u51fd\u6570\u65f6\uff0cPHP \u90fd\u5fc5\u987b\u641c\u7d22\u5168\u5c40\u53d8\u91cf\u8868\u3002\u5c06\u53d8\u91cf\u4f20\u9012\u7ed9\u51fd\u6570\u4f5c\u4e3a\u53c2\u6570\u53ef\u4ee5\u63d0\u9ad8\u6027\u80fd\u3002<\/p>\n<p><strong>\u793a\u4f8b\uff1a<\/strong><\/p>\n<pre>function calculate_average($numbers) {\n  $sum = 0;\n  foreach ($numbers as $number) {\n    $sum += $number;\n  }\n  return $sum \/ count($numbers);\n}<\/pre>\n<p><strong>2. \u4f7f\u7528\u7f13\u5b58<\/strong><\/p>\n<p>\u5bf9\u4e8e\u7ecf\u5e38\u8c03\u7528\u7684\u51fd\u6570\uff0c\u53ef\u4ee5\u5c06\u5176\u8f93\u51fa\u7f13\u5b58\u8d77\u6765\u5e76\u5b58\u50a8\u5728\u5185\u5b58\u6216\u6587\u4ef6\u4e2d\u3002\u8fd9\u6709\u52a9\u4e8e\u51cf\u5c11\u6602\u8d35\u7684\u8ba1\u7b97\u6216\u6570\u636e\u5e93\u67e5\u8be2\u3002<\/p>\n<p><strong>\u793a\u4f8b\uff1a<\/strong><\/p>\n<pre>function get_cached_data() {\n  $cache_key = 'cached_data';\n  $data = cache()-&gt;get($cache_key);\n  if (!$data) {\n    \/\/ \u8ba1\u7b97\u6570\u636e\u5e76\u7f13\u5b58\n    $data = calculate_data();\n    cache()-&gt;put($cache_key, $data, 600);\n  }\n  return $data;\n}<\/pre>\n<p><strong>3. \u4f7f\u7528\u51fd\u6570\u95ed\u5305<\/strong><\/p>\n<p>\u51fd\u6570\u95ed\u5305\u53ef\u4ee5\u6355\u83b7\u53d8\u91cf\uff0c\u8fd9\u6709\u52a9\u4e8e\u4f18\u5316\u7ecf\u5e38\u8c03\u7528\u7684\u51fd\u6570\u3002\u95ed\u5305\u53ef\u4ee5\u907f\u514d\u5728\u6bcf\u6b21\u8c03\u7528\u65f6\u91cd\u65b0\u521b\u5efa\u53d8\u91cf\u3002<\/p>\n<p><strong>\u793a\u4f8b\uff1a<\/strong><\/p>\n<pre>$adder = function ($a, $b) {\n  return $a + $b;\n};<\/pre>\n<p><strong>4. \u907f\u514d\u9012\u5f52<\/strong><\/p>\n<p>\u9012\u5f52\u51fd\u6570\u4f1a\u5bfc\u81f4\u5806\u6808\u6ea2\u51fa\uff0c\u4ece\u800c\u964d\u4f4e\u6027\u80fd\u3002\u5982\u679c\u53ef\u80fd\uff0c\u5c06\u9012\u5f52\u51fd\u6570\u8f6c\u6362\u4e3a\u8fed\u4ee3\u51fd\u6570\u3002<\/p>\n<p><strong>\u793a\u4f8b\uff1a<\/strong><\/p>\n<pre>\/\/ \u9012\u5f52\u51fd\u6570\nfunction factorial($n) {\n  if ($n == 1) {\n    return 1;\n  }\n  return $n * factorial($n - 1);\n}\n\n\/\/ \u8fed\u4ee3\u51fd\u6570\nfunction iterative_factorial($n) {\n  $result = 1;\n  while ($n &gt; 1) {\n    $result *= $n;\n    $n--;\n  }\n  return $result;\n}<\/pre>\n<p><strong>5. \u5229\u7528 JIT \u7f16\u8bd1\u5668<\/strong><\/p>\n<p>PHP 8 \u5f15\u5165\u4e86 JIT \u7f16\u8bd1\u5668\uff0c\u53ef\u4ee5\u901a\u8fc7\u52a8\u6001\u7f16\u8bd1\u4ee3\u7801\u6765\u63d0\u9ad8\u6027\u80fd\u3002\u5728\u53ef\u80fd\u7684\u60c5\u51b5\u4e0b\uff0c\u786e\u4fdd\u4f60\u7684 PHP \u7248\u672c\u652f\u6301 JIT\u3002<\/p>\n<p><strong>\u793a\u4f8b\uff1a<\/strong><\/p>\n<pre>&lt;?php declare(strict_types=1); \/\/ \u542f\u7528 JIT \u7f16\u8bd1 ?&gt;\n\nfunction fibonacci($n) {\n  if ($n &lt;= 1) {\n    return 1;\n  }\n  return fibonacci($n - 1) + fibonacci($n - 2);\n}<\/pre>\n<p>\u597d\u4e86\uff0c\u672c\u6587\u5230\u6b64\u7ed3\u675f\uff0c\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u300aphp\u51fd\u6570\u6027\u80fd\u4f18\u5316\u6709\u54ea\u4e9b\u7b56\u7565\uff1f\u300b\uff0c\u5e0c\u671b\u672c\u6587\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff01\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff0c\u7ed9\u5927\u5bb6\u5206\u4eab\u66f4\u591a\u6587\u7ae0\u77e5\u8bc6\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>php\u51fd\u6570\u6027\u80fd\u4f18\u5316\u6709\u54ea\u4e9b\u7b56\u7565\uff1f \u5927\u5bb6\u597d\uff0c\u4eca\u5929\u672c\u4eba\u7ed9\u5927\u5bb6\u5e26\u6765\u6587\u7ae0\u300aphp\u51fd\u6570\u6027\u80fd\u4f18\u5316\u6709\u54ea\u4e9b\u7b56\u7565\uff1f\u300b\uff0c\u6587\u4e2d\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230\uff0c\u5982\u679c\u4f60\u5bf9\u6587\u7ae0\u65b9\u9762\u7684\u77e5\u8bc6\u70b9\u611f\u5174\u8da3\uff0c\u90a3\u5c31\u8bf7\u5404\u4f4d\u670b\u53cb\u7ee7\u7eed\u770b\u4e0b\u53bb\u5427~\u5e0c\u671b\u80fd\u771f\u6b63\u5e2e\u5230\u4f60\u4eec\uff0c\u8c22\u8c22\uff01 PHP \u51fd\u6570\u6027\u80fd\u4f18\u5316\u7b56\u7565\u5305\u62ec\uff1a\u907f\u514d\u5168\u5c40\u53d8\u91cf\u3001\u4f7f\u7528\u7f13\u5b58\u3001\u4f7f\u7528\u95ed\u5305\u3001\u907f\u514d\u9012\u5f52\u3001\u5229\u7528 JIT \u7f16\u8bd1\u5668\u3002 PHP \u51fd\u6570\u6027\u80fd\u4f18\u5316\u7b56\u7565 \u4e3a\u4e86\u63d0\u5347 PHP \u51fd\u6570\u7684\u6027\u80fd\uff0c\u53ef\u4ee5\u91c7\u7528\u4ee5\u4e0b\u7b56\u7565\uff1a 1. \u907f\u514d\u4f7f\u7528\u5168\u5c40\u53d8\u91cf \u5168\u5c40\u53d8\u91cf\u4f1a\u5f71\u54cd\u51fd\u6570\u7684\u6267\u884c\u901f\u5ea6\uff0c\u56e0\u4e3a\u6bcf\u6b21\u8c03\u7528\u51fd\u6570\u65f6\uff0cPHP \u90fd\u5fc5\u987b\u641c\u7d22\u5168\u5c40\u53d8\u91cf\u8868\u3002\u5c06\u53d8\u91cf\u4f20\u9012\u7ed9\u51fd\u6570\u4f5c\u4e3a\u53c2\u6570\u53ef\u4ee5\u63d0\u9ad8\u6027\u80fd\u3002 \u793a\u4f8b\uff1a function calculate_average($numbers) { $sum = 0; foreach ($numbers as $number) { $sum += $number; } return $sum \/ count($numbers); } 2. \u4f7f\u7528\u7f13\u5b58 \u5bf9\u4e8e\u7ecf\u5e38\u8c03\u7528\u7684\u51fd\u6570\uff0c\u53ef\u4ee5\u5c06\u5176\u8f93\u51fa\u7f13\u5b58\u8d77\u6765\u5e76\u5b58\u50a8\u5728\u5185\u5b58\u6216\u6587\u4ef6\u4e2d\u3002\u8fd9\u6709\u52a9\u4e8e\u51cf\u5c11\u6602\u8d35\u7684\u8ba1\u7b97\u6216\u6570\u636e\u5e93\u67e5\u8be2\u3002 \u793a\u4f8b\uff1a function get_cached_data() { $cache_key = &#8216;cached_data&#8217;; $data = cache()-&gt;get($cache_key); if (!$data) { \/\/ \u8ba1\u7b97\u6570\u636e\u5e76\u7f13\u5b58 $data [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-48474","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/48474","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=48474"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/48474\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=48474"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=48474"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=48474"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}