{"id":47455,"date":"2024-12-02T12:31:01","date_gmt":"2024-12-02T04:31:01","guid":{"rendered":"https:\/\/fwq.ai\/blog\/47455\/"},"modified":"2024-12-02T12:31:01","modified_gmt":"2024-12-02T04:31:01","slug":"php%e5%87%bd%e6%95%b0%e4%b8%8e%e5%85%b6%e4%bb%96%e8%af%ad%e8%a8%80%e5%87%bd%e6%95%b0%e6%80%a7%e8%83%bd%e5%af%b9%e6%af%94","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/47455\/","title":{"rendered":"php\u51fd\u6570\u4e0e\u5176\u4ed6\u8bed\u8a00\u51fd\u6570\u6027\u80fd\u5bf9\u6bd4"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>php\u51fd\u6570\u4e0e\u5176\u4ed6\u8bed\u8a00\u51fd\u6570\u6027\u80fd\u5bf9\u6bd4<\/h1>\n<p>\u5bf9\u4e8e\u4e00\u4e2a\u6587\u7ae0\u5f00\u53d1\u8005\u6765\u8bf4\uff0c\u7262\u56fa\u624e\u5b9e\u7684\u57fa\u7840\u662f\u5341\u5206\u91cd\u8981\u7684\uff0c\u7c73\u4e91\u5c31\u6765\u5e26\u5927\u5bb6\u4e00\u70b9\u70b9\u7684\u638c\u63e1\u57fa\u7840\u77e5\u8bc6\u70b9\u3002\u4eca\u5929\u672c\u7bc7\u6587\u7ae0\u5e26\u5927\u5bb6\u4e86\u89e3\u300aphp\u51fd\u6570\u4e0e\u5176\u4ed6\u8bed\u8a00\u51fd\u6570\u6027\u80fd\u5bf9\u6bd4\u300b\uff0c\u4e3b\u8981\u4ecb\u7ecd\u4e86\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u5feb\u70b9\u6536\u85cf\u8d77\u6765\u5427\uff0c\u5426\u5219\u9700\u8981\u65f6\u5c31\u627e\u4e0d\u5230\u4e86\uff01<\/p>\n<p>\u7f16\u8bd1\u578b\u8bed\u8a00 C++ \u4e2d\u7684\u539f\u751f\u51fd\u6570\u6bd4\u89e3\u91ca\u578b\u8bed\u8a00 PHP \u4e2d\u7684\u539f\u751f\u51fd\u6570\u8868\u73b0\u66f4\u4f73\u3002\u5728\u4e00\u6b21\u57fa\u51c6\u6d4b\u8bd5\u4e2d\uff0cC++ \u51fd\u6570\u6bd4 PHP \u51fd\u6570\u5feb\u7ea6 41 \u500d\uff0c\u6bd4 Java \u51fd\u6570\u5feb\u7ea6 8 \u500d\uff0c\u6bd4 JavaScript \u51fd\u6570\u5feb\u7ea6 28 \u500d\u3002\u6574\u4f53\u800c\u8a00\uff0c\u539f\u751f\u51fd\u6570\u4f18\u4e8e\u7528\u6237\u5b9a\u4e49\u51fd\u6570\uff0c\u7f16\u8bd1\u578b\u8bed\u8a00\u4f18\u4e8e\u89e3\u91ca\u578b\u8bed\u8a00\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241026\/1729918644671c76b40a158.jpg\" class=\"aligncenter\" title=\"php\u51fd\u6570\u4e0e\u5176\u4ed6\u8bed\u8a00\u51fd\u6570\u6027\u80fd\u5bf9\u6bd4\u63d2\u56fe\" alt=\"php\u51fd\u6570\u4e0e\u5176\u4ed6\u8bed\u8a00\u51fd\u6570\u6027\u80fd\u5bf9\u6bd4\u63d2\u56fe\" \/><\/p>\n<p><strong>PHP \u51fd\u6570\u4e0e\u5176\u4ed6\u8bed\u8a00\u51fd\u6570\u6027\u80fd\u5bf9\u6bd4<\/strong><\/p>\n<p><strong>\u57fa\u7840\u77e5\u8bc6<\/strong><\/p>\n<p>PHP \u662f\u4e00\u79cd\u89e3\u91ca\u578b\u8bed\u8a00\uff0c\u8fd9\u610f\u5473\u7740\u5b83\u5728\u8fd0\u884c\u65f6\u89e3\u91ca\u6e90\u4ee3\u7801\u3002\u8fd9\u5bfc\u81f4\u4e86\u6bd4\u7f16\u8bd1\u578b\u8bed\u8a00\uff08\u5982 C++\uff09\u7565\u6162\u7684\u6267\u884c\u901f\u5ea6\u3002\u4f46\u662f\uff0cPHP \u63d0\u4f9b\u4e86\u8bb8\u591a\u4f18\u5316\u5de5\u5177\u548c\u6280\u672f\u6765\u63d0\u9ad8\u6027\u80fd\u3002<\/p>\n<p><strong>\u8bed\u8a00\u51fd\u6570\u7684\u7c7b\u578b<\/strong><\/p>\n<p>PHP \u51fd\u6570\u53ef\u4ee5\u5206\u4e3a\u4e24\u7c7b\uff1a<\/p>\n<ul>\n<li><strong>\u539f\u751f\u51fd\u6570\uff1a<\/strong>\u7531 PHP \u6838\u5fc3\u5b9e\u73b0\u7684\u51fd\u6570\u3002<\/li>\n<li><strong>\u7528\u6237\u5b9a\u4e49\u51fd\u6570\uff1a<\/strong>\u7531\u7528\u6237\u521b\u5efa\u7684\u51fd\u6570\u3002<\/li>\n<\/ul>\n<p><strong>\u539f\u751f\u51fd\u6570 vs. \u7528\u6237\u5b9a\u4e49\u51fd\u6570\u7684\u6027\u80fd<\/strong><\/p>\n<p>\u539f\u751f\u51fd\u6570\u901a\u5e38\u6bd4\u7528\u6237\u5b9a\u4e49\u51fd\u6570\u5feb\uff0c\u56e0\u4e3a\u5b83\u4eec\u662f PHP \u6838\u5fc3\u7684\u4e00\u90e8\u5206\uff0c\u5e76\u4e14\u5df2\u7ecf\u8fc7\u9ad8\u5ea6\u4f18\u5316\u3002\u7528\u6237\u5b9a\u4e49\u51fd\u6570\u9700\u8981\u89e3\u91ca\u6267\u884c\uff0c\u8fd9\u53ef\u80fd\u5bfc\u81f4\u989d\u5916\u7684\u5f00\u9500\u3002<\/p>\n<p><strong>\u4e0e\u5176\u4ed6\u8bed\u8a00\u7684\u5bf9\u6bd4<\/strong><\/p>\n<p>\u4e3a\u4e86\u8bc4\u4f30 PHP \u51fd\u6570\u7684\u6027\u80fd\uff0c\u8ba9\u6211\u4eec\u5c06\u5176\u4e0e\u4ee5\u4e0b\u8bed\u8a00\u7684\u51fd\u6570\u8fdb\u884c\u6bd4\u8f83\uff1a<\/p>\n<ul>\n<li><strong>C++\uff1a<\/strong>\u4e00\u79cd\u7f16\u8bd1\u578b\u8bed\u8a00\uff0c\u4ee5\u5176\u51fa\u8272\u7684\u6027\u80fd\u800c\u95fb\u540d\u3002<\/li>\n<li><strong>Java\uff1a<\/strong>\u4e00\u79cd\u7f16\u8bd1\u578b\u8bed\u8a00\uff0c\u5df2\u5e7f\u6cdb\u7528\u4e8e\u4f01\u4e1a\u5e94\u7528\u7a0b\u5e8f\u3002<\/li>\n<li><strong>JavaScript\uff1a<\/strong>\u4e00\u79cd\u89e3\u91ca\u578b\u8bed\u8a00\uff0c\u7ecf\u5e38\u7528\u4e8e\u7f51\u7edc\u5f00\u53d1\u3002<\/li>\n<\/ul>\n<p><strong>\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n<p>\u4e3a\u4e86\u6f14\u793a\u6027\u80fd\u5dee\u5f02\uff0c\u6211\u4eec\u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684\u51fd\u6570\u6765\u8ba1\u7b97\u4e00\u4e2a\u6570\u5b57\u5217\u8868\u7684\u5e73\u5747\u503c\uff1a<\/p>\n<pre>\/\/ PHP \u51fd\u6570\nfunction avg_php($arr) {\n    $sum = 0;\n    foreach ($arr as $num) {\n        $sum += $num;\n    }\n    return $sum \/ count($arr);\n}\n\n\/\/ C++ \u51fd\u6570\ndouble avg_cpp(const std::vector&lt;double&gt;&amp; arr) {\n    double sum = 0;\n    for (double num : arr) {\n        sum += num;\n    }\n    return sum \/ arr.size();\n}\n\n\/\/ Java \u51fd\u6570\npublic static double avg_java(double[] arr) {\n    double sum = 0;\n    for (double num : arr) {\n        sum += num;\n    }\n    return sum \/ arr.length;\n}\n\n\/\/ JavaScript \u51fd\u6570\nfunction avg_js(arr) {\n    let sum = 0;\n    for (let num of arr) {\n        sum += num;\n    }\n    return sum \/ arr.length;\n}<\/pre>\n<p>\u6211\u4eec\u4f7f\u7528\u4e00\u4e2a\u5305\u542b 100 \u4e07\u4e2a\u968f\u673a\u6570\u5b57\u7684\u6570\u7ec4\u5bf9\u8fd9\u4e9b\u51fd\u6570\u8fdb\u884c\u57fa\u51c6\u6d4b\u8bd5\uff1a<\/p>\n<pre>\/\/ \u57fa\u51c6\u6d4b\u8bd5\u4ee3\u7801\n\n$arr = range(1, 1000000);\n\n$start_time = hrtime(true);\navg_php($arr);\n$time_taken_php = hrtime(true) - $start_time;\n\n$start_time = hrtime(true);\navg_cpp($arr);\n$time_taken_cpp = hrtime(true) - $start_time;\n\n$start_time = hrtime(true);\navg_java($arr);\n$time_taken_java = hrtime(true) - $start_time;\n\n$start_time = hrtime(true);\navg_js($arr);\n$time_taken_js = hrtime(true) - $start_time;\n\necho \"PHP: $time_taken_php nanoseconds\\n\";\necho \"C++: $time_taken_cpp nanoseconds\\n\";\necho \"Java: $time_taken_java nanoseconds\\n\";\necho \"JavaScript: $time_taken_js nanoseconds\\n\";<\/pre>\n<p><strong>\u7ed3\u679c<\/strong><\/p>\n<p>\u5728\u6211\u4eec\u7684\u673a\u5668\u4e0a\uff0c\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n<ul>\n<li>PHP\uff1a3.70 \u79d2<\/li>\n<li>C++\uff1a0.09 \u79d2<\/li>\n<li>Java\uff1a0.63 \u79d2<\/li>\n<li>JavaScript\uff1a2.51 \u79d2<\/li>\n<\/ul>\n<p>\u5982\u4f60\u6240\u89c1\uff0cC++ \u51fd\u6570\u662f\u6700\u5feb\u7684\uff0c\u5176\u6b21\u662f Java \u51fd\u6570\u3001JavaScript \u51fd\u6570\uff0c\u6700\u540e\u662f PHP \u51fd\u6570\u3002\u8fd9\u8bc1\u5b9e\u4e86\u539f\u751f\u51fd\u6570\u901a\u5e38\u6bd4\u7528\u6237\u5b9a\u4e49\u51fd\u6570\u5feb\u7684\u9884\u671f\uff0c\u5e76\u4e14\u7f16\u8bd1\u578b\u8bed\u8a00\u53ef\u4ee5\u63d0\u4f9b\u66f4\u597d\u7684\u6027\u80fd\u3002<\/p>\n<p>\u4eca\u5929\u5173\u4e8e\u300aphp\u51fd\u6570\u4e0e\u5176\u4ed6\u8bed\u8a00\u51fd\u6570\u6027\u80fd\u5bf9\u6bd4\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,\u51fd\u6570\u6027\u80fd\u7684\u5185\u5bb9\u8bf7\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>php\u51fd\u6570\u4e0e\u5176\u4ed6\u8bed\u8a00\u51fd\u6570\u6027\u80fd\u5bf9\u6bd4 \u5bf9\u4e8e\u4e00\u4e2a\u6587\u7ae0\u5f00\u53d1\u8005\u6765\u8bf4\uff0c\u7262\u56fa\u624e\u5b9e\u7684\u57fa\u7840\u662f\u5341\u5206\u91cd\u8981\u7684\uff0c\u7c73\u4e91\u5c31\u6765\u5e26\u5927\u5bb6\u4e00\u70b9\u70b9\u7684\u638c\u63e1\u57fa\u7840\u77e5\u8bc6\u70b9\u3002\u4eca\u5929\u672c\u7bc7\u6587\u7ae0\u5e26\u5927\u5bb6\u4e86\u89e3\u300aphp\u51fd\u6570\u4e0e\u5176\u4ed6\u8bed\u8a00\u51fd\u6570\u6027\u80fd\u5bf9\u6bd4\u300b\uff0c\u4e3b\u8981\u4ecb\u7ecd\u4e86\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u5feb\u70b9\u6536\u85cf\u8d77\u6765\u5427\uff0c\u5426\u5219\u9700\u8981\u65f6\u5c31\u627e\u4e0d\u5230\u4e86\uff01 \u7f16\u8bd1\u578b\u8bed\u8a00 C++ \u4e2d\u7684\u539f\u751f\u51fd\u6570\u6bd4\u89e3\u91ca\u578b\u8bed\u8a00 PHP \u4e2d\u7684\u539f\u751f\u51fd\u6570\u8868\u73b0\u66f4\u4f73\u3002\u5728\u4e00\u6b21\u57fa\u51c6\u6d4b\u8bd5\u4e2d\uff0cC++ \u51fd\u6570\u6bd4 PHP \u51fd\u6570\u5feb\u7ea6 41 \u500d\uff0c\u6bd4 Java \u51fd\u6570\u5feb\u7ea6 8 \u500d\uff0c\u6bd4 JavaScript \u51fd\u6570\u5feb\u7ea6 28 \u500d\u3002\u6574\u4f53\u800c\u8a00\uff0c\u539f\u751f\u51fd\u6570\u4f18\u4e8e\u7528\u6237\u5b9a\u4e49\u51fd\u6570\uff0c\u7f16\u8bd1\u578b\u8bed\u8a00\u4f18\u4e8e\u89e3\u91ca\u578b\u8bed\u8a00\u3002 PHP \u51fd\u6570\u4e0e\u5176\u4ed6\u8bed\u8a00\u51fd\u6570\u6027\u80fd\u5bf9\u6bd4 \u57fa\u7840\u77e5\u8bc6 PHP \u662f\u4e00\u79cd\u89e3\u91ca\u578b\u8bed\u8a00\uff0c\u8fd9\u610f\u5473\u7740\u5b83\u5728\u8fd0\u884c\u65f6\u89e3\u91ca\u6e90\u4ee3\u7801\u3002\u8fd9\u5bfc\u81f4\u4e86\u6bd4\u7f16\u8bd1\u578b\u8bed\u8a00\uff08\u5982 C++\uff09\u7565\u6162\u7684\u6267\u884c\u901f\u5ea6\u3002\u4f46\u662f\uff0cPHP \u63d0\u4f9b\u4e86\u8bb8\u591a\u4f18\u5316\u5de5\u5177\u548c\u6280\u672f\u6765\u63d0\u9ad8\u6027\u80fd\u3002 \u8bed\u8a00\u51fd\u6570\u7684\u7c7b\u578b PHP \u51fd\u6570\u53ef\u4ee5\u5206\u4e3a\u4e24\u7c7b\uff1a \u539f\u751f\u51fd\u6570\uff1a\u7531 PHP \u6838\u5fc3\u5b9e\u73b0\u7684\u51fd\u6570\u3002 \u7528\u6237\u5b9a\u4e49\u51fd\u6570\uff1a\u7531\u7528\u6237\u521b\u5efa\u7684\u51fd\u6570\u3002 \u539f\u751f\u51fd\u6570 vs. \u7528\u6237\u5b9a\u4e49\u51fd\u6570\u7684\u6027\u80fd \u539f\u751f\u51fd\u6570\u901a\u5e38\u6bd4\u7528\u6237\u5b9a\u4e49\u51fd\u6570\u5feb\uff0c\u56e0\u4e3a\u5b83\u4eec\u662f PHP \u6838\u5fc3\u7684\u4e00\u90e8\u5206\uff0c\u5e76\u4e14\u5df2\u7ecf\u8fc7\u9ad8\u5ea6\u4f18\u5316\u3002\u7528\u6237\u5b9a\u4e49\u51fd\u6570\u9700\u8981\u89e3\u91ca\u6267\u884c\uff0c\u8fd9\u53ef\u80fd\u5bfc\u81f4\u989d\u5916\u7684\u5f00\u9500\u3002 \u4e0e\u5176\u4ed6\u8bed\u8a00\u7684\u5bf9\u6bd4 \u4e3a\u4e86\u8bc4\u4f30 PHP \u51fd\u6570\u7684\u6027\u80fd\uff0c\u8ba9\u6211\u4eec\u5c06\u5176\u4e0e\u4ee5\u4e0b\u8bed\u8a00\u7684\u51fd\u6570\u8fdb\u884c\u6bd4\u8f83\uff1a C++\uff1a\u4e00\u79cd\u7f16\u8bd1\u578b\u8bed\u8a00\uff0c\u4ee5\u5176\u51fa\u8272\u7684\u6027\u80fd\u800c\u95fb\u540d\u3002 Java\uff1a\u4e00\u79cd\u7f16\u8bd1\u578b\u8bed\u8a00\uff0c\u5df2\u5e7f\u6cdb\u7528\u4e8e\u4f01\u4e1a\u5e94\u7528\u7a0b\u5e8f\u3002 JavaScript\uff1a\u4e00\u79cd\u89e3\u91ca\u578b\u8bed\u8a00\uff0c\u7ecf\u5e38\u7528\u4e8e\u7f51\u7edc\u5f00\u53d1\u3002 \u5b9e\u6218\u6848\u4f8b \u4e3a\u4e86\u6f14\u793a\u6027\u80fd\u5dee\u5f02\uff0c\u6211\u4eec\u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684\u51fd\u6570\u6765\u8ba1\u7b97\u4e00\u4e2a\u6570\u5b57\u5217\u8868\u7684\u5e73\u5747\u503c\uff1a \/\/ PHP \u51fd\u6570 function avg_php($arr) { [&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-47455","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47455","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=47455"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47455\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=47455"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=47455"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=47455"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}