{"id":47405,"date":"2024-12-02T11:21:16","date_gmt":"2024-12-02T03:21:16","guid":{"rendered":"https:\/\/fwq.ai\/blog\/47405\/"},"modified":"2024-12-02T11:21:16","modified_gmt":"2024-12-02T03:21:16","slug":"php-%e5%87%bd%e6%95%b0%e5%9c%a8%e6%80%a7%e8%83%bd%e4%bc%98%e5%8c%96%e4%b8%ad%e7%9a%84%e5%ae%9e%e7%94%a8%e6%8c%87%e5%8d%97","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/47405\/","title":{"rendered":"PHP \u51fd\u6570\u5728\u6027\u80fd\u4f18\u5316\u4e2d\u7684\u5b9e\u7528\u6307\u5357"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>PHP \u51fd\u6570\u5728\u6027\u80fd\u4f18\u5316\u4e2d\u7684\u5b9e\u7528\u6307\u5357<\/h1>\n<p>\u6587\u7ae0\u5c0f\u767d\u4e00\u679a\uff0c\u6b63\u5728\u4e0d\u65ad\u5b66\u4e60\u79ef\u7d2f\u77e5\u8bc6\uff0c\u73b0\u5c06\u5b66\u4e60\u5230\u7684\u77e5\u8bc6\u8bb0\u5f55\u4e00\u4e0b\uff0c\u4e5f\u662f\u5c06\u6211\u7684\u6240\u5f97\u5206\u4eab\u7ed9\u5927\u5bb6\uff01\u800c\u4eca\u5929\u8fd9\u7bc7\u6587\u7ae0\u300aPHP \u51fd\u6570\u5728\u6027\u80fd\u4f18\u5316\u4e2d\u7684\u5b9e\u7528\u6307\u5357\u300b\u5e26\u5927\u5bb6\u6765\u4e86\u89e3\u4e00\u4e0b##content_title##\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u4ece\u800c\u5f25\u8865\u81ea\u5df1\u7684\u4e0d\u8db3\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01<\/p>\n<p><\/p>\n<p>\u4f7f\u7528\u9ad8\u6548\u7684\u5b57\u7b26\u4e32\u5904\u7406\u51fd\u6570\u3001\u7f13\u5b58\u7ecf\u5e38\u8bbf\u95ee\u7684\u6570\u636e\u3001\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u51fd\u6570\u8c03\u7528\u3001\u5ef6\u8fdf\u51fd\u6570\u8c03\u7528\u548c\u5229\u7528 PHP \u5185\u7f6e\u4f18\u5316\u5de5\u5177\uff0c\u53ef\u4ee5\u6709\u6548\u4f18\u5316 PHP \u51fd\u6570\uff0c\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u6027\u80fd\u3002\u5177\u4f53\u4f18\u5316\u6280\u5de7\u5305\u62ec\uff1a\u4f7f\u7528 str_word_count() \u5206\u5272\u6587\u672c\uff0c\u800c\u975e explode()\u3002\u7f13\u5b58\u5faa\u73af\u4e2d\u4f7f\u7528\u7684\u6570\u636e\u5e93\u67e5\u8be2\u7ed3\u679c\u3002\u907f\u514d\u5728\u5faa\u73af\u4e2d\u591a\u6b21\u8c03\u7528 strlen() \u7b49\u51fd\u6570\u3002\u4f7f\u7528\u5ef6\u8fdf\u51fd\u6570\u8c03\u7528\u5ef6\u8fdf\u52a0\u8f7d\u5927\u578b\u6570\u636e\u96c6\u3002\u5229\u7528 apcu_add()\u3001opcache_compile_file() \u548c xdebug_disable() \u7b49 PHP \u5185\u7f6e\u4f18\u5316\u5de5\u5177\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241026\/1729916870671c6fc6e468e.jpg\" class=\"aligncenter\" title=\"PHP \u51fd\u6570\u5728\u6027\u80fd\u4f18\u5316\u4e2d\u7684\u5b9e\u7528\u6307\u5357\u63d2\u56fe\" alt=\"PHP \u51fd\u6570\u5728\u6027\u80fd\u4f18\u5316\u4e2d\u7684\u5b9e\u7528\u6307\u5357\u63d2\u56fe\" \/><\/p>\n<p><strong>PHP \u51fd\u6570\u5728\u6027\u80fd\u4f18\u5316\u4e2d\u7684\u5b9e\u7528\u6307\u5357<\/strong><\/p>\n<p><strong>\u5f15\u8a00<\/strong><\/p>\n<p>PHP \u51fd\u6570\u4f18\u5316\u5bf9\u4e8e\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u6027\u80fd\u81f3\u5173\u91cd\u8981\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u4e00\u79cd\u5b9e\u7528\u6307\u5357\uff0c\u63a2\u8ba8\u5e38\u7528 PHP \u51fd\u6570\u53ca\u5176\u4f18\u5316\u6280\u5de7\uff0c\u5e76\u901a\u8fc7\u5b9e\u6218\u6848\u4f8b\u8fdb\u884c\u8bf4\u660e\u3002<\/p>\n<p><strong>1. \u4f7f\u7528\u9ad8\u6548\u7684\u5b57\u7b26\u4e32\u5904\u7406\u51fd\u6570<\/strong><\/p>\n<p><strong>\u5b9e\u6218\u6848\u4f8b\uff1a<\/strong>\u5c06\u5927\u6587\u672c\u5b57\u7b26\u4e32\u5206\u5272\u6210\u66f4\u5c0f\u7684\u90e8\u5206\u3002<\/p>\n<ul>\n<li>\n<p><strong>\u4f18\u5316\u524d\uff1a<\/strong><\/p>\n<pre>$text = \"Lorem ipsum dolor sit amet, consectetur adipiscing elit.\";\n$parts = explode(' ', $text); \/\/ \u4f7f\u7528 explode()<\/pre>\n<\/li>\n<li>\n<p><strong>\u4f18\u5316\u540e\uff1a<\/strong><\/p>\n<pre>$text = \"Lorem ipsum dolor sit amet, consectetur adipiscing elit.\";\n$parts = str_word_count($text, 1); \/\/ \u4f7f\u7528 str_word_count()<\/pre>\n<\/li>\n<\/ul>\n<p><strong>2. \u7f13\u5b58\u7ecf\u5e38\u8bbf\u95ee\u7684\u6570\u636e<\/strong><\/p>\n<p><strong>\u5b9e\u6218\u6848\u4f8b\uff1a<\/strong>\u5728\u5faa\u73af\u4e2d\u7f13\u5b58\u6570\u636e\u5e93\u67e5\u8be2\u7ed3\u679c\u3002<\/p>\n<ul>\n<li>\n<p><strong>\u4f18\u5316\u524d\uff1a<\/strong><\/p>\n<pre>$pdo = new PDO(...);\n$stmt = $pdo-&gt;prepare(\"SELECT * FROM users\");\nwhile ($row = $stmt-&gt;fetch()) {\n  \/\/ \u5904\u7406\u6bcf\u4e00\u884c\n}<\/pre>\n<\/li>\n<li>\n<p><strong>\u4f18\u5316\u540e\uff1a<\/strong><\/p>\n<pre>$pdo = new PDO(...);\n$stmt = $pdo-&gt;prepare(\"SELECT * FROM users\");\n$stmt-&gt;execute();\n$rows = $stmt-&gt;fetchAll();\n\nforeach ($rows as $row) {\n  \/\/ \u5904\u7406\u6bcf\u4e00\u884c\n}<\/pre>\n<\/li>\n<\/ul>\n<p><strong>3. \u907f\u514d\u4e0d\u5fc5\u8981\u7684\u51fd\u6570\u8c03\u7528<\/strong><\/p>\n<p><strong>\u5b9e\u6218\u6848\u4f8b\uff1a<\/strong>\u907f\u514d\u5728\u5faa\u73af\u4e2d\u591a\u6b21\u8c03\u7528 strlen() \u51fd\u6570\u3002<\/p>\n<ul>\n<li>\n<p><strong>\u4f18\u5316\u524d\uff1a<\/strong><\/p>\n<pre>$text = \"Lorem ipsum dolor sit amet.\";\nfor ($i = 0; $i &lt; strlen($text); $i++) {\n  \/\/ ...\n}<\/pre>\n<\/li>\n<li>\n<p><strong>\u4f18\u5316\u540e\uff1a<\/strong><\/p>\n<pre>$text = \"Lorem ipsum dolor sit amet.\";\n$len = strlen($text);\nfor ($i = 0; $i &lt; $len; $i++) {\n  \/\/ ...\n}<\/pre>\n<\/li>\n<\/ul>\n<p><strong>4. \u4f7f\u7528\u5ef6\u8fdf\u51fd\u6570\u8c03\u7528<\/strong><\/p>\n<p><strong>\u5b9e\u6218\u6848\u4f8b\uff1a<\/strong>\u5ef6\u8fdf\u52a0\u8f7d\u8f83\u5927\u7684\u6570\u636e\u96c6\uff0c\u4ec5\u5728\u9700\u8981\u65f6\u52a0\u8f7d\u3002<\/p>\n<ul>\n<li>\n<p><strong>\u4f18\u5316\u524d\uff1a<\/strong><\/p>\n<pre>$data = getAllData(); \/\/ \u7acb\u5373\u52a0\u8f7d\u6240\u6709\u6570\u636e<\/pre>\n<\/li>\n<li>\n<p><strong>\u4f18\u5316\u540e\uff1a<\/strong><\/p>\n<pre>$data = function() {\n  return getAllData();\n}; \/\/ \u4ec5\u5728\u8c03\u7528\u65f6\u52a0\u8f7d\u6240\u6709\u6570\u636e<\/pre>\n<\/li>\n<\/ul>\n<p><strong>5. \u5229\u7528 PHP \u5185\u7f6e\u4f18\u5316\u5de5\u5177<\/strong><\/p>\n<ul>\n<li><strong>apcu_add()\uff1a<\/strong>\u5c06\u6570\u636e\u5b58\u50a8\u5230 APCu \u7f13\u5b58\u4e2d\uff0c\u4ee5\u52a0\u901f\u8bbf\u95ee\u3002<\/li>\n<li><strong>opcache_compile_file()\uff1a<\/strong>\u624b\u52a8\u9884\u7f16\u8bd1\u6587\u4ef6\uff0c\u4ee5\u63d0\u9ad8\u6267\u884c\u901f\u5ea6\u3002<\/li>\n<li><strong>xdebug_disable()\uff1a<\/strong>\u5728\u751f\u4ea7\u73af\u5883\u4e2d\u7981\u7528 Xdebug \u8c03\u8bd5\u5de5\u5177\uff0c\u4ee5\u51cf\u5c11\u5f00\u9500\u3002<\/li>\n<\/ul>\n<p><strong>\u7ed3\u8bba<\/strong><\/p>\n<p>\u901a\u8fc7\u9075\u5faa\u8fd9\u4e9b\u5b9e\u7528\u6307\u5357\u5e76\u7ed3\u5408\u5b9e\u6218\u6848\u4f8b\uff0cPHP \u5f00\u53d1\u4eba\u5458\u53ef\u4ee5\u6709\u6548\u5730\u4f18\u5316 their \u51fd\u6570\uff0c\u4ece\u800c\u5927\u5e45\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u300aPHP \u51fd\u6570\u5728\u6027\u80fd\u4f18\u5316\u4e2d\u7684\u5b9e\u7528\u6307\u5357\u300b\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u5173\u4e8ephp,\u6027\u80fd\u4f18\u5316\u7684\u8d44\u6599\u8bf7\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PHP \u51fd\u6570\u5728\u6027\u80fd\u4f18\u5316\u4e2d\u7684\u5b9e\u7528\u6307\u5357 \u6587\u7ae0\u5c0f\u767d\u4e00\u679a\uff0c\u6b63\u5728\u4e0d\u65ad\u5b66\u4e60\u79ef\u7d2f\u77e5\u8bc6\uff0c\u73b0\u5c06\u5b66\u4e60\u5230\u7684\u77e5\u8bc6\u8bb0\u5f55\u4e00\u4e0b\uff0c\u4e5f\u662f\u5c06\u6211\u7684\u6240\u5f97\u5206\u4eab\u7ed9\u5927\u5bb6\uff01\u800c\u4eca\u5929\u8fd9\u7bc7\u6587\u7ae0\u300aPHP \u51fd\u6570\u5728\u6027\u80fd\u4f18\u5316\u4e2d\u7684\u5b9e\u7528\u6307\u5357\u300b\u5e26\u5927\u5bb6\u6765\u4e86\u89e3\u4e00\u4e0b##content_title##\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u4ece\u800c\u5f25\u8865\u81ea\u5df1\u7684\u4e0d\u8db3\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01 \u4f7f\u7528\u9ad8\u6548\u7684\u5b57\u7b26\u4e32\u5904\u7406\u51fd\u6570\u3001\u7f13\u5b58\u7ecf\u5e38\u8bbf\u95ee\u7684\u6570\u636e\u3001\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u51fd\u6570\u8c03\u7528\u3001\u5ef6\u8fdf\u51fd\u6570\u8c03\u7528\u548c\u5229\u7528 PHP \u5185\u7f6e\u4f18\u5316\u5de5\u5177\uff0c\u53ef\u4ee5\u6709\u6548\u4f18\u5316 PHP \u51fd\u6570\uff0c\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u6027\u80fd\u3002\u5177\u4f53\u4f18\u5316\u6280\u5de7\u5305\u62ec\uff1a\u4f7f\u7528 str_word_count() \u5206\u5272\u6587\u672c\uff0c\u800c\u975e explode()\u3002\u7f13\u5b58\u5faa\u73af\u4e2d\u4f7f\u7528\u7684\u6570\u636e\u5e93\u67e5\u8be2\u7ed3\u679c\u3002\u907f\u514d\u5728\u5faa\u73af\u4e2d\u591a\u6b21\u8c03\u7528 strlen() \u7b49\u51fd\u6570\u3002\u4f7f\u7528\u5ef6\u8fdf\u51fd\u6570\u8c03\u7528\u5ef6\u8fdf\u52a0\u8f7d\u5927\u578b\u6570\u636e\u96c6\u3002\u5229\u7528 apcu_add()\u3001opcache_compile_file() \u548c xdebug_disable() \u7b49 PHP \u5185\u7f6e\u4f18\u5316\u5de5\u5177\u3002 PHP \u51fd\u6570\u5728\u6027\u80fd\u4f18\u5316\u4e2d\u7684\u5b9e\u7528\u6307\u5357 \u5f15\u8a00 PHP \u51fd\u6570\u4f18\u5316\u5bf9\u4e8e\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u6027\u80fd\u81f3\u5173\u91cd\u8981\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u4e00\u79cd\u5b9e\u7528\u6307\u5357\uff0c\u63a2\u8ba8\u5e38\u7528 PHP \u51fd\u6570\u53ca\u5176\u4f18\u5316\u6280\u5de7\uff0c\u5e76\u901a\u8fc7\u5b9e\u6218\u6848\u4f8b\u8fdb\u884c\u8bf4\u660e\u3002 1. \u4f7f\u7528\u9ad8\u6548\u7684\u5b57\u7b26\u4e32\u5904\u7406\u51fd\u6570 \u5b9e\u6218\u6848\u4f8b\uff1a\u5c06\u5927\u6587\u672c\u5b57\u7b26\u4e32\u5206\u5272\u6210\u66f4\u5c0f\u7684\u90e8\u5206\u3002 \u4f18\u5316\u524d\uff1a $text = &#8220;Lorem ipsum dolor sit amet, consectetur adipiscing elit.&#8221;; $parts = explode(&#8216; &#8216;, $text); \/\/ \u4f7f\u7528 explode() \u4f18\u5316\u540e\uff1a $text = &#8220;Lorem ipsum dolor [&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-47405","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47405","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=47405"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47405\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=47405"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=47405"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=47405"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}