{"id":48234,"date":"2024-12-02T10:12:03","date_gmt":"2024-12-02T02:12:03","guid":{"rendered":"https:\/\/fwq.ai\/blog\/48234\/"},"modified":"2024-12-02T10:12:03","modified_gmt":"2024-12-02T02:12:03","slug":"php%e5%87%bd%e6%95%b0%e5%b9%b6%e5%8f%91%e7%bc%96%e7%a8%8b%e5%af%b9%e6%9c%8d%e5%8a%a1%e5%99%a8%e6%80%a7%e8%83%bd%e7%9a%84%e5%bd%b1%e5%93%8d","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/48234\/","title":{"rendered":"PHP\u51fd\u6570\u5e76\u53d1\u7f16\u7a0b\u5bf9\u670d\u52a1\u5668\u6027\u80fd\u7684\u5f71\u54cd"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>PHP\u51fd\u6570\u5e76\u53d1\u7f16\u7a0b\u5bf9\u670d\u52a1\u5668\u6027\u80fd\u7684\u5f71\u54cd<\/h1>\n<p>\u4f60\u5728\u5b66\u4e60<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\u76f8\u5173\u7684\u77e5\u8bc6\u5417\uff1f\u672c\u6587<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aPHP\u51fd\u6570\u5e76\u53d1\u7f16\u7a0b\u5bf9\u670d\u52a1\u5668\u6027\u80fd\u7684\u5f71\u54cd\u300b<\/span>\uff0c\u4e3b\u8981\u4ecb\u7ecd\u7684\u5185\u5bb9\u5c31\u6d89\u53ca\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\uff0c\u5982\u679c\u4f60\u60f3\u63d0\u5347\u81ea\u5df1\u7684\u5f00\u53d1\u80fd\u529b\uff0c\u5c31\u4e0d\u8981\u9519\u8fc7\u8fd9\u7bc7\u6587\u7ae0\uff0c\u5927\u5bb6\u8981\u77e5\u9053\u7f16\u7a0b\u7406\u8bba\u57fa\u7840\u548c\u5b9e\u6218\u64cd\u4f5c\u90fd\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\u54e6\uff01<\/p>\n<p>\u5e76\u53d1\u7f16\u7a0b\u901a\u8fc7\u540c\u65f6\u6267\u884c\u591a\u4e2a PHP \u51fd\u6570\uff0c\u6709\u6548\u5730\u63d0\u5347\u670d\u52a1\u5668\u6027\u80fd\uff0c\u5b9e\u73b0\u65b9\u6cd5\u5305\u62ec\u591a\u7ebf\u7a0b\u3001\u534f\u7a0b\u548c\u5f02\u6b65\u7f16\u7a0b\u3002\u5b9e\u9a8c\u8868\u660e\uff0c\u5728\u4e24\u4e2a\u51fd\u6570\u5e76\u884c\u6267\u884c\u7684\u60c5\u51b5\u4e0b\uff0c\u6267\u884c\u65f6\u95f4\u4ece 2.5 \u79d2\u7f29\u77ed\u81f3\u4e0d\u5230 1 \u79d2\uff0c\u8bf4\u660e\u5e76\u53d1\u7f16\u7a0b\u5bf9\u670d\u52a1\u5668\u6027\u80fd\u7684\u663e\u8457\u63d0\u5347\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241027\/1730003434671dc1ead531d.jpg\" class=\"aligncenter\" title=\"PHP\u51fd\u6570\u5e76\u53d1\u7f16\u7a0b\u5bf9\u670d\u52a1\u5668\u6027\u80fd\u7684\u5f71\u54cd\u63d2\u56fe\" alt=\"PHP\u51fd\u6570\u5e76\u53d1\u7f16\u7a0b\u5bf9\u670d\u52a1\u5668\u6027\u80fd\u7684\u5f71\u54cd\u63d2\u56fe\" \/><\/p>\n<p><strong>PHP \u51fd\u6570\u5e76\u53d1\u7f16\u7a0b\u5bf9\u670d\u52a1\u5668\u6027\u80fd\u7684\u5f71\u54cd<\/strong><\/p>\n<p><strong>\u7b80\u4ecb<\/strong><\/p>\n<p>\u5728 Web \u5f00\u53d1\u4e2d\uff0c\u5e76\u53d1\u7f16\u7a0b\u662f\u4e00\u79cd\u63d0\u9ad8\u670d\u52a1\u5668\u6027\u80fd\u7684\u6709\u6548\u65b9\u6cd5\u3002\u901a\u8fc7\u5141\u8bb8\u591a\u4e2a PHP \u51fd\u6570\u540c\u65f6\u6267\u884c\uff0c\u5b83\u53ef\u4ee5\u5145\u5206\u5229\u7528\u670d\u52a1\u5668\u8d44\u6e90\u5e76\u51cf\u5c11\u54cd\u5e94\u65f6\u95f4\u3002<\/p>\n<p><strong>\u5e76\u53d1\u7f16\u7a0b\u7684\u5b9e\u73b0\u65b9\u5f0f<\/strong><\/p>\n<p>PHP \u63d0\u4f9b\u4e86\u51e0\u79cd\u5b9e\u73b0\u5e76\u53d1\u7f16\u7a0b\u7684\u65b9\u6cd5\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u591a\u7ebf\u7a0b\uff1a<\/strong>\u521b\u5efa\u591a\u4e2a\u7ebf\u7a0b\u5e76\u884c\u6267\u884c\u4e0d\u540c\u7684\u4efb\u52a1\u3002<\/li>\n<li><strong>\u534f\u7a0b\uff1a<\/strong>\u8f7b\u91cf\u7ea7\u7ebf\u7a0b\uff0c\u5171\u4eab\u540c\u4e00\u8fdb\u7a0b\u7684\u5185\u5b58\u7a7a\u95f4\u3002<\/li>\n<li><strong>\u5f02\u6b65\u7f16\u7a0b\uff1a<\/strong>\u4f7f\u7528\u975e\u963b\u585e I\/O\uff0c\u4f7f\u51fd\u6570\u5728\u7b49\u5f85 I\/O \u64cd\u4f5c\u5b8c\u6210\u65f6\u91ca\u653e\u5176\u6267\u884c\u7ebf\u7a0b\u3002<\/li>\n<\/ul>\n<p><strong>\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n<p>\u4e3a\u4e86\u6f14\u793a\u5e76\u53d1\u7f16\u7a0b\u5bf9\u670d\u52a1\u5668\u6027\u80fd\u7684\u5f71\u54cd\uff0c\u6211\u4eec\u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684 PHP \u811a\u672c\uff0c\u540c\u65f6\u6267\u884c\u4e24\u4e2a\u51fd\u6570\uff1a\u4e00\u4e2a\u662f\u8fdb\u884c\u8ba1\u7b97\uff0c\u53e6\u4e00\u4e2a\u662f\u83b7\u53d6\u5e76\u663e\u793a\u6587\u4ef6\u5185\u5bb9\u3002<\/p>\n<pre>&lt;?php\n\n\/\/ \u51fd\u6570 1\uff1a\u8fdb\u884c\u8ba1\u7b97\nfunction calculate() {\n    $result = 0;\n    for ($i = 0; $i &lt; 1000000; $i++) {\n        $result += $i;\n    }\n    return $result;\n}\n\n\/\/ \u51fd\u6570 2\uff1a\u83b7\u53d6\u5e76\u663e\u793a\u6587\u4ef6\u5185\u5bb9\nfunction displayFile() {\n    $file = 'data.txt';\n    $content = file_get_contents($file);\n    echo $content;\n}\n\n\/\/ \u987a\u5e8f\u6267\u884c\n$start = microtime(true);\ncalculate();\ndisplayFile();\n$end = microtime(true);\n$execTime = $end - $start;\n\necho \"\u987a\u5e8f\u6267\u884c\u65f6\u95f4\uff1a$execTime \u79d2&lt;br&gt;\";\n\n\/\/ \u5e76\u884c\u6267\u884c\n$start = microtime(true);\n$task1 = new Thread('calculate');\n$task1-&gt;start();\n$task2 = new Thread('displayFile');\n$task2-&gt;start();\n$task1-&gt;join();\n$task2-&gt;join();\n$end = microtime(true);\n$execTime = $end - $start;\n\necho \"\u5e76\u884c\u6267\u884c\u65f6\u95f4\uff1a$execTime \u79d2&lt;br&gt;\";<\/pre>\n<p><strong>\u7ed3\u679c<\/strong><\/p>\n<p>\u5728\u793a\u4f8b\u4e2d\uff0c\u987a\u5e8f\u6267\u884c\u4e24\u4e2a\u51fd\u6570\u5927\u7ea6\u9700\u8981 2.5 \u79d2\uff0c\u800c\u5e76\u884c\u6267\u884c\u53ea\u9700\u8981\u4e0d\u5230 1 \u79d2\u3002\u8fd9\u662f\u56e0\u4e3a\u5e76\u884c\u6267\u884c\u5141\u8bb8\u4e24\u4e2a\u51fd\u6570\u540c\u65f6\u8fd0\u884c\uff0c\u4ece\u800c\u5145\u5206\u5229\u7528\u4e86\u670d\u52a1\u5668\u8d44\u6e90\u3002<\/p>\n<p><strong>\u7ed3\u8bba<\/strong><\/p>\n<p>\u5e76\u53d1\u7f16\u7a0b\u662f\u63d0\u9ad8 PHP \u670d\u52a1\u5668\u6027\u80fd\u7684\u5f3a\u5927\u5de5\u5177\u3002\u901a\u8fc7\u5141\u8bb8\u591a\u4e2a\u51fd\u6570\u540c\u65f6\u6267\u884c\uff0c\u5b83\u53ef\u4ee5\u51cf\u5c11\u54cd\u5e94\u65f6\u95f4\u548c\u63d0\u9ad8\u541e\u5410\u91cf\u3002\u7136\u800c\uff0c\u9009\u62e9\u6b63\u786e\u7684\u5e76\u53d1\u7f16\u7a0b\u65b9\u6cd5\u5e76\u4ed4\u7ec6\u8003\u8651\u5176\u5bf9\u670d\u52a1\u5668\u8d44\u6e90\u7684\u5f71\u54cd\u975e\u5e38\u91cd\u8981\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u672c\u6587\u7684\u5168\u90e8\u5185\u5bb9\u4e86\uff0c\u662f\u5426\u6709\u987a\u5229\u5e2e\u52a9\u4f60\u89e3\u51b3\u95ee\u9898\uff1f\u82e5\u662f\u80fd\u7ed9\u4f60\u5e26\u6765\u5b66\u4e60\u4e0a\u7684\u5e2e\u52a9\uff0c\u8bf7\u5927\u5bb6\u591a\u591a\u652f\u6301\u7c73\u4e91\uff01\u66f4\u591a\u5173\u4e8e\u6587\u7ae0\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u4e5f\u53ef\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PHP\u51fd\u6570\u5e76\u53d1\u7f16\u7a0b\u5bf9\u670d\u52a1\u5668\u6027\u80fd\u7684\u5f71\u54cd \u4f60\u5728\u5b66\u4e60\u6587\u7ae0\u76f8\u5173\u7684\u77e5\u8bc6\u5417\uff1f\u672c\u6587\u300aPHP\u51fd\u6570\u5e76\u53d1\u7f16\u7a0b\u5bf9\u670d\u52a1\u5668\u6027\u80fd\u7684\u5f71\u54cd\u300b\uff0c\u4e3b\u8981\u4ecb\u7ecd\u7684\u5185\u5bb9\u5c31\u6d89\u53ca\u5230\uff0c\u5982\u679c\u4f60\u60f3\u63d0\u5347\u81ea\u5df1\u7684\u5f00\u53d1\u80fd\u529b\uff0c\u5c31\u4e0d\u8981\u9519\u8fc7\u8fd9\u7bc7\u6587\u7ae0\uff0c\u5927\u5bb6\u8981\u77e5\u9053\u7f16\u7a0b\u7406\u8bba\u57fa\u7840\u548c\u5b9e\u6218\u64cd\u4f5c\u90fd\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\u54e6\uff01 \u5e76\u53d1\u7f16\u7a0b\u901a\u8fc7\u540c\u65f6\u6267\u884c\u591a\u4e2a PHP \u51fd\u6570\uff0c\u6709\u6548\u5730\u63d0\u5347\u670d\u52a1\u5668\u6027\u80fd\uff0c\u5b9e\u73b0\u65b9\u6cd5\u5305\u62ec\u591a\u7ebf\u7a0b\u3001\u534f\u7a0b\u548c\u5f02\u6b65\u7f16\u7a0b\u3002\u5b9e\u9a8c\u8868\u660e\uff0c\u5728\u4e24\u4e2a\u51fd\u6570\u5e76\u884c\u6267\u884c\u7684\u60c5\u51b5\u4e0b\uff0c\u6267\u884c\u65f6\u95f4\u4ece 2.5 \u79d2\u7f29\u77ed\u81f3\u4e0d\u5230 1 \u79d2\uff0c\u8bf4\u660e\u5e76\u53d1\u7f16\u7a0b\u5bf9\u670d\u52a1\u5668\u6027\u80fd\u7684\u663e\u8457\u63d0\u5347\u3002 PHP \u51fd\u6570\u5e76\u53d1\u7f16\u7a0b\u5bf9\u670d\u52a1\u5668\u6027\u80fd\u7684\u5f71\u54cd \u7b80\u4ecb \u5728 Web \u5f00\u53d1\u4e2d\uff0c\u5e76\u53d1\u7f16\u7a0b\u662f\u4e00\u79cd\u63d0\u9ad8\u670d\u52a1\u5668\u6027\u80fd\u7684\u6709\u6548\u65b9\u6cd5\u3002\u901a\u8fc7\u5141\u8bb8\u591a\u4e2a PHP \u51fd\u6570\u540c\u65f6\u6267\u884c\uff0c\u5b83\u53ef\u4ee5\u5145\u5206\u5229\u7528\u670d\u52a1\u5668\u8d44\u6e90\u5e76\u51cf\u5c11\u54cd\u5e94\u65f6\u95f4\u3002 \u5e76\u53d1\u7f16\u7a0b\u7684\u5b9e\u73b0\u65b9\u5f0f PHP \u63d0\u4f9b\u4e86\u51e0\u79cd\u5b9e\u73b0\u5e76\u53d1\u7f16\u7a0b\u7684\u65b9\u6cd5\uff0c\u5305\u62ec\uff1a \u591a\u7ebf\u7a0b\uff1a\u521b\u5efa\u591a\u4e2a\u7ebf\u7a0b\u5e76\u884c\u6267\u884c\u4e0d\u540c\u7684\u4efb\u52a1\u3002 \u534f\u7a0b\uff1a\u8f7b\u91cf\u7ea7\u7ebf\u7a0b\uff0c\u5171\u4eab\u540c\u4e00\u8fdb\u7a0b\u7684\u5185\u5b58\u7a7a\u95f4\u3002 \u5f02\u6b65\u7f16\u7a0b\uff1a\u4f7f\u7528\u975e\u963b\u585e I\/O\uff0c\u4f7f\u51fd\u6570\u5728\u7b49\u5f85 I\/O \u64cd\u4f5c\u5b8c\u6210\u65f6\u91ca\u653e\u5176\u6267\u884c\u7ebf\u7a0b\u3002 \u5b9e\u6218\u6848\u4f8b \u4e3a\u4e86\u6f14\u793a\u5e76\u53d1\u7f16\u7a0b\u5bf9\u670d\u52a1\u5668\u6027\u80fd\u7684\u5f71\u54cd\uff0c\u6211\u4eec\u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684 PHP \u811a\u672c\uff0c\u540c\u65f6\u6267\u884c\u4e24\u4e2a\u51fd\u6570\uff1a\u4e00\u4e2a\u662f\u8fdb\u884c\u8ba1\u7b97\uff0c\u53e6\u4e00\u4e2a\u662f\u83b7\u53d6\u5e76\u663e\u793a\u6587\u4ef6\u5185\u5bb9\u3002 &lt;?php \/\/ \u51fd\u6570 1\uff1a\u8fdb\u884c\u8ba1\u7b97 function calculate() { $result = 0; for ($i = 0; $i &lt; 1000000; $i++) { $result += $i; } return $result; [&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-48234","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/48234","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=48234"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/48234\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=48234"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=48234"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=48234"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}