{"id":46913,"date":"2024-12-02T15:09:54","date_gmt":"2024-12-02T07:09:54","guid":{"rendered":"https:\/\/fwq.ai\/blog\/46913\/"},"modified":"2024-12-02T15:09:54","modified_gmt":"2024-12-02T07:09:54","slug":"php-%e5%87%bd%e6%95%b0%e5%9c%a8%e4%ba%91%e8%ae%a1%e7%ae%97%e7%8e%af%e5%a2%83%e4%b8%8b%e7%9a%84%e4%bc%98%e5%8c%96%e6%8a%80%e5%b7%a7","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/46913\/","title":{"rendered":"PHP \u51fd\u6570\u5728\u4e91\u8ba1\u7b97\u73af\u5883\u4e0b\u7684\u4f18\u5316\u6280\u5de7"},"content":{"rendered":"

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

PHP \u51fd\u6570\u5728\u4e91\u8ba1\u7b97\u73af\u5883\u4e0b\u7684\u4f18\u5316\u6280\u5de7<\/h1>\n

\u5077\u5077\u52aa\u529b\uff0c\u6084\u65e0\u58f0\u606f\u5730\u53d8\u5f3a\uff0c\u7136\u540e\u60ca\u8273\u6240\u6709\u4eba\uff01\u54c8\u54c8\uff0c\u5c0f\u4f19\u4f34\u4eec\u53c8\u6765\u5b66\u4e60\u5566~\u4eca\u5929\u6211\u5c06\u7ed9\u5927\u5bb6\u4ecb\u7ecd\u300aPHP \u51fd\u6570\u5728\u4e91\u8ba1\u7b97\u73af\u5883\u4e0b\u7684\u4f18\u5316\u6280\u5de7\u300b<\/span>\uff0c\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u4f1a\u8bb2\u5230<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u4e0d\u77e5\u9053\u5927\u5bb6\u5bf9\u5176\u90fd\u6709\u591a\u5c11\u4e86\u89e3\uff0c\u4e0b\u9762\u6211\u4eec\u5c31\u4e00\u8d77\u6765\u770b\u4e00\u5427\uff01\u5f53\u7136\uff0c\u975e\u5e38\u5e0c\u671b\u5927\u5bb6\u80fd\u591a\u591a\u8bc4\u8bba\uff0c\u7ed9\u51fa\u5408\u7406\u7684\u5efa\u8bae\uff0c\u6211\u4eec\u4e00\u8d77\u5b66\u4e60\uff0c\u4e00\u8d77\u8fdb\u6b65\uff01<\/p>\n

\u5728\u4e91\u8ba1\u7b97\u73af\u5883\u4e2d\u4f18\u5316 PHP \u51fd\u6570\uff1a\u4f7f\u7528\u7f13\u5b58\u51cf\u5c11\u6570\u636e\u5e93\u547d\u4e2d\u6b21\u6570\u3002\u4f18\u5316\u6570\u636e\u5e93\u67e5\u8be2\u63d0\u9ad8\u6027\u80fd\u3002\u542f\u7528 APC \u52a0\u901f PHP \u6267\u884c\u3002\u4f7f\u7528 PHP 7+ \u7248\u672c\u63d0\u5347\u6027\u80fd\u3002<\/p>\n

\"PHP<\/p>\n

PHP \u51fd\u6570\u5728\u4e91\u8ba1\u7b97\u73af\u5883\u4e0b\u7684\u4f18\u5316\u6280\u5de7<\/h2>\n

\u5728\u4e91\u8ba1\u7b97\u73af\u5883\u4e2d\uff0c\u4f18\u5316 PHP \u51fd\u6570\u7684\u6267\u884c\u81f3\u5173\u91cd\u8981\uff0c\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u6027\u80fd\u548c\u964d\u4f4e\u6210\u672c\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u9488\u5bf9\u4e91\u8ba1\u7b97\u7684 PHP \u51fd\u6570\u4f18\u5316\u6280\u5de7\uff1a<\/p>\n

1. \u4f7f\u7528\u7f13\u5b58<\/strong><\/p>\n

\u7f13\u5b58\u53ef\u4ee5\u4e3a\u9891\u7e41\u8bbf\u95ee\u7684\u6570\u636e\u63d0\u4f9b\u5feb\u901f\u8bbf\u95ee\uff0c\u4ece\u800c\u51cf\u5c11\u6570\u636e\u5e93\u547d\u4e2d\u6b21\u6570\u3002PHP \u63d0\u4f9b\u4e86 APC<\/code>\u3001Memcache<\/code> \u548c Redis<\/code> \u7b49\u5185\u7f6e\u7684\u7f13\u5b58\u6269\u5c55\u3002\u4f8b\u5982\uff1a<\/p>\n

$cache = new Redis();\n$cache->connect('127.0.0.1', 6379);\n$cachedData = $cache->get('cached-key');\nif ($cachedData === false) {\n    \/\/ \u672a\u7f13\u5b58\uff0c\u67e5\u8be2\u6570\u636e\u5e93\n    \/\/ ...\n}<\/pre>\n
2. \u4f18\u5316\u6570\u636e\u5e93\u67e5\u8be2<\/strong><\/p>\n
\u4f18\u5316\u6570\u636e\u5e93\u67e5\u8be2\u53ef\u4ee5\u51cf\u5c11\u4e0e\u6570\u636e\u5e93\u7684\u4ea4\u4e92\uff0c\u4ece\u800c\u63d0\u9ad8\u6027\u80fd\u3002\u5c3d\u91cf\u4f7f\u7528\u7d22\u5f15\u7528\u6765\u5feb\u901f\u67e5\u627e\u6570\u636e\uff0c\u5e76\u8003\u8651\u4f7f\u7528\u5206\u9875\u6216\u5206\u6bb5\u67e5\u8be2\u6765\u5904\u7406\u6d77\u91cf\u6570\u636e\u3002\u4f8b\u5982\uff1a<\/p>\n
\/\/ \u4f18\u5316\u6392\u5e8f\u548c\u8fc7\u6ee4\n$query = $db->query('SELECT * FROM users ORDER BY name ASC LIMIT 10');\n\n\/\/ \u4f18\u5316\u8054\u5408\u67e5\u8be2\n$query = $db->query('SELECT * FROM users UNION SELECT * FROM orders');\n\n\/\/ \u4f7f\u7528 JOIN \u4f18\u5316\u591a\u8868\u67e5\u8be2\n$query = $db->query('SELECT * FROM users JOIN orders ON users.id = orders.user_id');<\/pre>\n
3. \u542f\u7528 APC<\/strong><\/p>\n
APC\uff08Alternative PHP Cache\uff09\u662f\u4e00\u79cd\u7528\u4e8e\u52a0\u901f PHP \u811a\u672c\u6267\u884c\u7684 opcode \u7f13\u5b58\u3002\u542f\u7528 APC \u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u9875\u9762\u52a0\u8f7d\u65f6\u95f4\u548c\u5e94\u7528\u7a0b\u5e8f\u541e\u5410\u91cf\u3002\u5728\u547d\u4ee4\u884c\u4e2d\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\u542f\u7528 APC\uff1a<\/p>\n
pecl install apc\necho \"extension=apc.so\" >> \/etc\/php.ini<\/pre>\n
4. \u4f7f\u7528 PHP 7+<\/strong><\/p>\n
PHP 7 \u5f15\u5165\u4e86\u8bb8\u591a\u6027\u80fd\u6539\u8fdb\uff0c\u5305\u62ec Just-In-Time\uff08JIT\uff09\u7f16\u8bd1\u5668\u548c Scalar Type Hints\u3002\u5347\u7ea7\u5230 PHP 7+ \u53ef\u4ee5\u6781\u5927\u5730\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u6027\u80fd\uff0c\u5c24\u5176\u662f\u5728\u5904\u7406\u5927\u91cf\u6570\u636e\u65f6\u3002\u4f8b\u5982\uff1a<\/p>\n
\/\/ Scalar Type Hints\nfunction add(int $a, int $b): int {\n    return $a + $b;\n}<\/pre>\n
\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n
\u4e00\u5bb6\u7535\u5b50\u5546\u52a1\u7f51\u7ad9\u4f7f\u7528 PHP \u5e94\u7528\u7a0b\u5e8f\u8fdb\u884c\u7528\u6237\u7ba1\u7406\u3002\u901a\u8fc7\u5e94\u7528\u8fd9\u4e9b\u4f18\u5316\u6280\u5de7\uff0c\u7f51\u7ad9\uff1a<\/p>\n
    \n
  • \u901a\u8fc7\u4f7f\u7528 Redis \u7f13\u5b58\u51cf\u5c11\u4e86\u6570\u636e\u5e93\u547d\u4e2d\u6b21\u6570\uff0c\u4ece\u800c\u5c06\u9875\u9762\u52a0\u8f7d\u65f6\u95f4\u7f29\u77ed\u4e86 30%<\/li>\n
  • \u901a\u8fc7\u4f18\u5316\u6570\u636e\u5e93\u67e5\u8be2\uff0c\u5c06\u67e5\u8be2\u65f6\u95f4\u51cf\u5c11\u4e86\u4e00\u534a<\/li>\n
  • \u901a\u8fc7\u542f\u7528 APC\uff0c\u5c06\u5904\u7406\u5927\u91cf\u7528\u6237\u6570\u636e\u7684 API \u7aef\u70b9\u8bf7\u6c42\u65f6\u95f4\u7f29\u77ed\u4e86 25%<\/li>\n<\/ul>\n
    \u7ed3\u8bba<\/strong><\/p>\n
    \u901a\u8fc7\u5e94\u7528\u8fd9\u4e9b\u4f18\u5316\u6280\u5de7\uff0c\u5f00\u53d1\u4eba\u5458\u53ef\u4ee5\u5728\u4e91\u8ba1\u7b97\u73af\u5883\u4e2d\u663e\u8457\u63d0\u5347 PHP \u51fd\u6570\u7684\u6267\u884c\u6548\u7387\u3002\u8fd9\u4e9b\u6280\u5de7\u6709\u52a9\u4e8e\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u6027\u80fd\u3001\u964d\u4f4e\u6210\u672c\u5e76\u63d0\u9ad8\u7528\u6237\u4f53\u9a8c\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\u7c73\u4e91\u516c\u4f17\u53f7\uff0c\u4e00\u8d77\u5b66\u4e60\u7f16\u7a0b~<\/p>\n","protected":false},"excerpt":{"rendered":"
    PHP \u51fd\u6570\u5728\u4e91\u8ba1\u7b97\u73af\u5883\u4e0b\u7684\u4f18\u5316\u6280\u5de7 \u5077\u5077\u52aa\u529b\uff0c\u6084\u65e0\u58f0\u606f\u5730\u53d8\u5f3a\uff0c\u7136\u540e\u60ca\u8273\u6240\u6709\u4eba\uff01\u54c8\u54c8\uff0c\u5c0f\u4f19\u4f34\u4eec\u53c8\u6765\u5b66\u4e60\u5566~\u4eca\u5929\u6211\u5c06\u7ed9\u5927\u5bb6\u4ecb\u7ecd\u300aPHP \u51fd\u6570\u5728\u4e91\u8ba1\u7b97\u73af\u5883\u4e0b\u7684\u4f18\u5316\u6280\u5de7\u300b\uff0c\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u4f1a\u8bb2\u5230\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u4e0d\u77e5\u9053\u5927\u5bb6\u5bf9\u5176\u90fd\u6709\u591a\u5c11\u4e86\u89e3\uff0c\u4e0b\u9762\u6211\u4eec\u5c31\u4e00\u8d77\u6765\u770b\u4e00\u5427\uff01\u5f53\u7136\uff0c\u975e\u5e38\u5e0c\u671b\u5927\u5bb6\u80fd\u591a\u591a\u8bc4\u8bba\uff0c\u7ed9\u51fa\u5408\u7406\u7684\u5efa\u8bae\uff0c\u6211\u4eec\u4e00\u8d77\u5b66\u4e60\uff0c\u4e00\u8d77\u8fdb\u6b65\uff01 \u5728\u4e91\u8ba1\u7b97\u73af\u5883\u4e2d\u4f18\u5316 PHP \u51fd\u6570\uff1a\u4f7f\u7528\u7f13\u5b58\u51cf\u5c11\u6570\u636e\u5e93\u547d\u4e2d\u6b21\u6570\u3002\u4f18\u5316\u6570\u636e\u5e93\u67e5\u8be2\u63d0\u9ad8\u6027\u80fd\u3002\u542f\u7528 APC \u52a0\u901f PHP \u6267\u884c\u3002\u4f7f\u7528 PHP 7+ \u7248\u672c\u63d0\u5347\u6027\u80fd\u3002 PHP \u51fd\u6570\u5728\u4e91\u8ba1\u7b97\u73af\u5883\u4e0b\u7684\u4f18\u5316\u6280\u5de7 \u5728\u4e91\u8ba1\u7b97\u73af\u5883\u4e2d\uff0c\u4f18\u5316 PHP \u51fd\u6570\u7684\u6267\u884c\u81f3\u5173\u91cd\u8981\uff0c\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u6027\u80fd\u548c\u964d\u4f4e\u6210\u672c\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u9488\u5bf9\u4e91\u8ba1\u7b97\u7684 PHP \u51fd\u6570\u4f18\u5316\u6280\u5de7\uff1a 1. \u4f7f\u7528\u7f13\u5b58 \u7f13\u5b58\u53ef\u4ee5\u4e3a\u9891\u7e41\u8bbf\u95ee\u7684\u6570\u636e\u63d0\u4f9b\u5feb\u901f\u8bbf\u95ee\uff0c\u4ece\u800c\u51cf\u5c11\u6570\u636e\u5e93\u547d\u4e2d\u6b21\u6570\u3002PHP \u63d0\u4f9b\u4e86 APC\u3001Memcache \u548c Redis \u7b49\u5185\u7f6e\u7684\u7f13\u5b58\u6269\u5c55\u3002\u4f8b\u5982\uff1a $cache = new Redis(); $cache->connect(‘127.0.0.1’, 6379); $cachedData = $cache->get(‘cached-key’); if ($cachedData === false) { \/\/ \u672a\u7f13\u5b58\uff0c\u67e5\u8be2\u6570\u636e\u5e93 \/\/ … } 2. \u4f18\u5316\u6570\u636e\u5e93\u67e5\u8be2 \u4f18\u5316\u6570\u636e\u5e93\u67e5\u8be2\u53ef\u4ee5\u51cf\u5c11\u4e0e\u6570\u636e\u5e93\u7684\u4ea4\u4e92\uff0c\u4ece\u800c\u63d0\u9ad8\u6027\u80fd\u3002\u5c3d\u91cf\u4f7f\u7528\u7d22\u5f15\u7528\u6765\u5feb\u901f\u67e5\u627e\u6570\u636e\uff0c\u5e76\u8003\u8651\u4f7f\u7528\u5206\u9875\u6216\u5206\u6bb5\u67e5\u8be2\u6765\u5904\u7406\u6d77\u91cf\u6570\u636e\u3002\u4f8b\u5982\uff1a \/\/ \u4f18\u5316\u6392\u5e8f\u548c\u8fc7\u6ee4 $query = […]<\/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-46913","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/46913","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=46913"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/46913\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=46913"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=46913"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=46913"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}