{"id":48101,"date":"2024-12-02T16:08:16","date_gmt":"2024-12-02T08:08:16","guid":{"rendered":"https:\/\/fwq.ai\/blog\/48101\/"},"modified":"2024-12-02T16:08:16","modified_gmt":"2024-12-02T08:08:16","slug":"php-%e5%87%bd%e6%95%b0%e5%9c%a8%e9%ab%98%e5%b9%b6%e5%8f%91%e5%ba%94%e7%94%a8%e4%b8%ad%e7%9a%84%e5%ae%9e%e6%88%98%e7%bb%8f%e9%aa%8c","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/48101\/","title":{"rendered":"PHP \u51fd\u6570\u5728\u9ad8\u5e76\u53d1\u5e94\u7528\u4e2d\u7684\u5b9e\u6218\u7ecf\u9a8c"},"content":{"rendered":"

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

PHP \u51fd\u6570\u5728\u9ad8\u5e76\u53d1\u5e94\u7528\u4e2d\u7684\u5b9e\u6218\u7ecf\u9a8c<\/h1>\n

\u5404\u4f4d\u5c0f\u4f19\u4f34\u4eec\uff0c\u5927\u5bb6\u597d\u5440\uff01\u770b\u770b\u4eca\u5929\u6211\u53c8\u7ed9\u5404\u4f4d\u5e26\u6765\u4e86\u4ec0\u4e48\u6587\u7ae0\uff1f\u672c\u6587\u6807\u9898\u662f<\/span>\u300aPHP \u51fd\u6570\u5728\u9ad8\u5e76\u53d1\u5e94\u7528\u4e2d\u7684\u5b9e\u6218\u7ecf\u9a8c\u300b<\/span>\uff0c\u5f88\u660e\u663e\u662f\u5173\u4e8e\u6587\u7ae0<\/span>\u7684\u6587\u7ae0\u54c8\u54c8\u54c8\uff0c\u5176\u4e2d\u5185\u5bb9\u4e3b\u8981\u4f1a\u6d89\u53ca\u5230<\/span>\u7b49\u7b49\uff0c\u5982\u679c\u80fd\u5e2e\u5230\u4f60\uff0c\u89c9\u5f97\u5f88\u4e0d\u9519\u7684\u8bdd\uff0c\u6b22\u8fce\u5404\u4f4d\u591a\u591a\u70b9\u8bc4\u548c\u5206\u4eab\uff01<\/span><\/p>\n

\u5bf9\u4e8e\u9ad8\u5e76\u53d1\u5e94\u7528\uff0cPHP \u51fd\u6570\u7684\u4f18\u5316\u81f3\u5173\u91cd\u8981\u3002\u4f18\u5316\u65b9\u5f0f\u5305\u62ec\uff1a\u4f7f\u7528\u51fd\u6570\u5f0f\u7f16\u7a0b\u63d0\u9ad8\u5e76\u53d1\u6027\uff0c\u4f8b\u5982\u67ef\u91cc\u5316\u548c\u7ec4\u5408\u3002\u5229\u7528 pcntl_fork() \u7b49\u51fd\u6570\u8fdb\u884c\u5e76\u53d1\u5904\u7406\u3002\u7f13\u5b58\u7ecf\u5e38\u8c03\u7528\u7684\u51fd\u6570\u7ed3\u679c\uff0c\u4ee5\u63d0\u5347\u6027\u80fd\u3002<\/p>\n

\"PHP<\/p>\n

PHP \u51fd\u6570\u7684\u9ad8\u5e76\u53d1\u5e94\u7528\u4f18\u5316\u5b9e\u6218<\/strong><\/p>\n

\u5bf9\u4e8e\u9ad8\u5e76\u53d1\u5e94\u7528\uff0c\u51fd\u6570\u7684\u4f18\u5316\u662f\u81f3\u5173\u91cd\u8981\u7684\u3002PHP \u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u51fd\u6570\uff0c\u4f46\u5982\u4f55\u5408\u7406\u4f7f\u7528\u5b83\u4eec\u4ee5\u63d0\u9ad8\u6027\u80fd\u662f\u503c\u5f97\u63a2\u7d22\u7684\u3002<\/p>\n

\u4f7f\u7528\u51fd\u6570\u5f0f\u7f16\u7a0b<\/strong><\/p>\n

\u51fd\u6570\u5f0f\u7f16\u7a0b\u53ef\u4ee5\u6d88\u9664\u526f\u4f5c\u7528\u548c\u5171\u4eab\u72b6\u6001\uff0c\u4ece\u800c\u63d0\u9ad8\u5e76\u53d1\u6027\u3002\u901a\u8fc7\u51fd\u6570\u67ef\u91cc\u5316\uff08currying\uff09\u548c\u7ec4\u5408\uff08composing\uff09\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u9ad8\u9636\u51fd\u6570\u5e76\u907f\u514d\u91cd\u590d\u4ee3\u7801\u3002<\/p>\n

\u4f8b\u5982\uff0c\u4e3a\u4e86\u8ba1\u7b97\u4e00\u7ec4\u6570\u5b57\u7684\u5e73\u65b9\u548c\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\uff1a<\/p>\n

function sumSquares($numbers) {\n  $squares = array_map('pow', $numbers, array_fill(0, count($numbers), 2));\n  return array_sum($squares);\n}<\/pre>\n
\u4f18\u5316\u540e\u7684\u4ee3\u7801\uff1a<\/p>\n
function square($x) {\n  return pow($x, 2);\n}\n\nfunction sum($xs) {\n  return array_reduce($xs, function($a, $b) { return $a + $b; }, 0);\n}\n\nfunction sumSquares($numbers) {\n  return sum(array_map(square, $numbers));\n}<\/pre>\n
\u5229\u7528\u5e76\u53d1\u5904\u7406<\/strong><\/p>\n
\u5f53\u51fd\u6570\u6d89\u53ca\u8017\u65f6\u64cd\u4f5c\u65f6\uff0c\u53ef\u4ee5\u8003\u8651\u5e76\u53d1\u5904\u7406\u3002PHP \u63d0\u4f9b\u4e86 pcntl_fork()<\/code> \u7b49\u51fd\u6570\uff0c\u53ef\u7528\u4e8e\u521b\u5efa\u5b50\u8fdb\u7a0b\u3002<\/p>\n
\u4f8b\u5982\uff0c\u4e3a\u4e86\u5e76\u884c\u5904\u7406\u4e00\u7ec4\u4efb\u52a1\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\uff1a<\/p>\n
foreach ($tasks as $task) {\n  $pid = pcntl_fork();\n  if ($pid == -1) {\n    \/\/ \u5904\u7406\u9519\u8bef\n  }\n  else if ($pid == 0) {\n    \/\/ \u5b50\u8fdb\u7a0b\u6267\u884c\u4efb\u52a1\n    $result = call_user_func($task);\n    exit($result);\n  }\n}\n\nwhile (pcntl_waitpid(-1, $status) > 0) {\n  \/\/ \u6536\u96c6\u5b50\u8fdb\u7a0b\u7ed3\u679c\n  $result = pcntl_wexitstatus($status);\n}<\/pre>\n
\u7f13\u5b58\u51fd\u6570\u7ed3\u679c<\/strong><\/p>\n
\u5bf9\u4e8e\u7ecf\u5e38\u8c03\u7528\u7684\u51fd\u6570\uff0c\u7f13\u5b58\u7ed3\u679c\u53ef\u4ee5\u663e\u7740\u63d0\u9ad8\u6027\u80fd\u3002PHP \u6269\u5c55\u5982 APC<\/code> \u548c Redis<\/code> \u652f\u6301\u7f13\u5b58\u529f\u80fd\u3002<\/p>\n
\u4f8b\u5982\uff0c\u4e3a\u4e86\u7f13\u5b58\u4e00\u4e2a\u8ba1\u7b97\u7d20\u6570\u7684\u51fd\u6570\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\uff1a<\/p>\n
function isPrime($number) {\n  if ($number <= 1) {\n    return false;\n  }\n  if ($number == 2) {\n    return true;\n  }\n  if ($number % 2 == 0) {\n    return false;\n  }\n  $sqrt = sqrt($number);\n  for ($i = 3; $i <= $sqrt; $i += 2) {\n    if ($number % $i == 0) {\n      return false;\n    }\n  }\n  return true;\n}\n\nfunction cachedIsPrime($number) {\n  $cache = new Redis();\n  $key = 'isPrime_' . $number;\n  $cached = $cache->get($key);\n  if ($cached === false) {\n    $result = isPrime($number);\n    $cache->set($key, $result);\n    return $result;\n  }\n  return $cached;\n}<\/pre>\n
\u4eca\u5929\u5173\u4e8e\u300aPHP \u51fd\u6570\u5728\u9ad8\u5e76\u53d1\u5e94\u7528\u4e2d\u7684\u5b9e\u6218\u7ecf\u9a8c\u300b\u7684\u5185\u5bb9\u5c31\u4ecb\u7ecd\u5230\u8fd9\u91cc\u4e86\uff0c\u662f\u4e0d\u662f\u5b66\u8d77\u6765\u4e00\u76ee\u4e86\u7136\uff01\u60f3\u8981\u4e86\u89e3\u66f4\u591a\u5173\u4e8ephp,\u9ad8\u5e76\u53d1\u7684\u5185\u5bb9\u8bf7\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
PHP \u51fd\u6570\u5728\u9ad8\u5e76\u53d1\u5e94\u7528\u4e2d\u7684\u5b9e\u6218\u7ecf\u9a8c \u5404\u4f4d\u5c0f\u4f19\u4f34\u4eec\uff0c\u5927\u5bb6\u597d\u5440\uff01\u770b\u770b\u4eca\u5929\u6211\u53c8\u7ed9\u5404\u4f4d\u5e26\u6765\u4e86\u4ec0\u4e48\u6587\u7ae0\uff1f\u672c\u6587\u6807\u9898\u662f\u300aPHP \u51fd\u6570\u5728\u9ad8\u5e76\u53d1\u5e94\u7528\u4e2d\u7684\u5b9e\u6218\u7ecf\u9a8c\u300b\uff0c\u5f88\u660e\u663e\u662f\u5173\u4e8e\u6587\u7ae0\u7684\u6587\u7ae0\u54c8\u54c8\u54c8\uff0c\u5176\u4e2d\u5185\u5bb9\u4e3b\u8981\u4f1a\u6d89\u53ca\u5230\u7b49\u7b49\uff0c\u5982\u679c\u80fd\u5e2e\u5230\u4f60\uff0c\u89c9\u5f97\u5f88\u4e0d\u9519\u7684\u8bdd\uff0c\u6b22\u8fce\u5404\u4f4d\u591a\u591a\u70b9\u8bc4\u548c\u5206\u4eab\uff01 \u5bf9\u4e8e\u9ad8\u5e76\u53d1\u5e94\u7528\uff0cPHP \u51fd\u6570\u7684\u4f18\u5316\u81f3\u5173\u91cd\u8981\u3002\u4f18\u5316\u65b9\u5f0f\u5305\u62ec\uff1a\u4f7f\u7528\u51fd\u6570\u5f0f\u7f16\u7a0b\u63d0\u9ad8\u5e76\u53d1\u6027\uff0c\u4f8b\u5982\u67ef\u91cc\u5316\u548c\u7ec4\u5408\u3002\u5229\u7528 pcntl_fork() \u7b49\u51fd\u6570\u8fdb\u884c\u5e76\u53d1\u5904\u7406\u3002\u7f13\u5b58\u7ecf\u5e38\u8c03\u7528\u7684\u51fd\u6570\u7ed3\u679c\uff0c\u4ee5\u63d0\u5347\u6027\u80fd\u3002 PHP \u51fd\u6570\u7684\u9ad8\u5e76\u53d1\u5e94\u7528\u4f18\u5316\u5b9e\u6218 \u5bf9\u4e8e\u9ad8\u5e76\u53d1\u5e94\u7528\uff0c\u51fd\u6570\u7684\u4f18\u5316\u662f\u81f3\u5173\u91cd\u8981\u7684\u3002PHP \u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u51fd\u6570\uff0c\u4f46\u5982\u4f55\u5408\u7406\u4f7f\u7528\u5b83\u4eec\u4ee5\u63d0\u9ad8\u6027\u80fd\u662f\u503c\u5f97\u63a2\u7d22\u7684\u3002 \u4f7f\u7528\u51fd\u6570\u5f0f\u7f16\u7a0b \u51fd\u6570\u5f0f\u7f16\u7a0b\u53ef\u4ee5\u6d88\u9664\u526f\u4f5c\u7528\u548c\u5171\u4eab\u72b6\u6001\uff0c\u4ece\u800c\u63d0\u9ad8\u5e76\u53d1\u6027\u3002\u901a\u8fc7\u51fd\u6570\u67ef\u91cc\u5316\uff08currying\uff09\u548c\u7ec4\u5408\uff08composing\uff09\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u9ad8\u9636\u51fd\u6570\u5e76\u907f\u514d\u91cd\u590d\u4ee3\u7801\u3002 \u4f8b\u5982\uff0c\u4e3a\u4e86\u8ba1\u7b97\u4e00\u7ec4\u6570\u5b57\u7684\u5e73\u65b9\u548c\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\uff1a function sumSquares($numbers) { $squares = array_map(‘pow’, $numbers, array_fill(0, count($numbers), 2)); return array_sum($squares); } \u4f18\u5316\u540e\u7684\u4ee3\u7801\uff1a function square($x) { return pow($x, 2); } function sum($xs) { return array_reduce($xs, function($a, $b) { return $a + $b; }, 0); } function sumSquares($numbers) { return […]<\/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-48101","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/48101","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=48101"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/48101\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=48101"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=48101"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=48101"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}