{"id":30755,"date":"2023-12-31T16:03:24","date_gmt":"2023-05-18T20:41:32","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/php%e7%9a%84%e6%a3%80%e6%9f%a5%e6%b8%85%e5%8d%95\/"},"modified":"2025-08-12T20:40:40","modified_gmt":"2025-08-12T12:40:40","slug":"php%e7%9a%84%e6%a3%80%e6%9f%a5%e6%b8%85%e5%8d%95","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/php%e7%9a%84%e6%a3%80%e6%9f%a5%e6%b8%85%e5%8d%95\/","title":{"rendered":"PHP\u7684\u68c0\u67e5\u6e05\u5355"},"content":{"rendered":"<h1>\u51cf\u5c11\u4f7f\u7528\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b (OOP)<\/h1>\n<p>\u8bb0\u4f4f\uff01\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\uff08OOP\uff09\u603b\u662f\u6162\u7684\u3002\u8fd9\u662f\u56e0\u4e3a\u5bf9\u8c61\u9700\u8981\u521b\u5efa\u3001\u5b58\u50a8\u548c\u9500\u6bc1\uff0c\u6240\u4ee5\u4e0d\u8981\u4e0d\u6070\u5f53\u5730\u4f7f\u7528\u5bf9\u8c61\u3002\u4f8b\u5982\uff0c\u5728\u8fd9\u91cc\uff1a<\/p>\n<pre class=\"post-pre\"><code>$post = new Post();\r\n$post-&gt;set_title($_GET['title']);\r\n$post-&gt;set_description($_GET['description']);\r\n$post-&gt;save();\r\n<\/code><\/pre>\n<p>\u53ea\u662f\u4e3a\u4e86\u5c06\u6570\u636e\u5b58\u50a8\u5230\u6570\u636e\u5e93\u4e2d\uff0c\u4f7f\u7528\u5bf9\u8c61\u662f\u6d6a\u8d39\u7684\u3002\u8fd9\u79cd\u60c5\u51b5\u4e0b\u4f7f\u7528\u6570\u7ec4\u66f4\u597d\u3002<\/p>\n<pre class=\"post-pre\"><code>mysql::insert(['title' =&gt; $_GET['title'], 'description' =&gt; $_GET['description']]);\r\n<\/code><\/pre>\n<p>\u5728\u8fd9\u91cc\uff0c\u53ef\u4ee5\u76f4\u63a5\u5c06\u6570\u636e\u4fdd\u5b58\u5728\u6570\u636e\u5e93\u4e2d\u800c\u65e0\u9700\u4f7f\u7528\u5bf9\u8c61\u3002<\/p>\n<h1>\u7edd\u5bf9\u8def\u5f84<\/h1>\n<p>\u64cd\u4f5c\u6587\u4ef6\u65f6\u8bf7\u4f7f\u7528\u7edd\u5bf9\u8def\u5f84\u3002<\/p>\n<pre class=\"post-pre\"><code>\/*\r\ninclude 'file.php';\r\nfile_get_contents('dir\/data.txt');\r\n*\/\r\ninclude '\/var\/www\/file.php';\r\nfile_get_contents('\/var\/www\/dir\/data.txt');\r\n<\/code><\/pre>\n<p>\u5982\u679c\u4e0d\u4f7f\u7528\u7edd\u5bf9\u8def\u5f84\u8fdb\u884c\u6587\u4ef6\u641c\u7d22\u64cd\u4f5c\uff0c\u4f1a\u6d6a\u8d39\u8d44\u6e90\u3002<\/p>\n<h1>\u73ed\u7ea7\u7684\u6052\u5b9a<\/h1>\n<p>\u7531\u4e8econst\u5728\u6548\u7387\u4e0a\u4f18\u4e8edefine\uff0c\u56e0\u6b64\u5c3d\u91cf\u4f7f\u7528const\u3002<\/p>\n<pre class=\"post-pre\"><code>\/\/ define('MAX_POSTS_PER_PAGE', 10);\r\nclass posts {\r\n    const PER_PAGE = 10;\r\n    ...\r\n}\r\n<\/code><\/pre>\n<h1>\u6ca1\u6709\u51fd\u6570\u7684for\u5faa\u73af de for<\/h1>\n<pre class=\"post-pre\"><code>\/\/ for ($i = 0; $i &lt; count($list); $i++) ...\r\n\r\n$count = count($list);\r\nfor ($i = 0; $i &lt; $count; $i++) ...\r\n<\/code><\/pre>\n<p>\u5982\u679c\u5c06\u51fd\u6570\u653e\u5165for\u5faa\u73af\u4e2d\uff0c\u90a3\u4e48\u8be5\u51fd\u6570\u4f1a\u5728\u6bcf\u6b21\u8fed\u4ee3\u4e2d\u6267\u884c\u3002<\/p>\n<h1>\u6b63\u5219\u8868\u8fbe\u5f0f\u7684\u901f\u5ea6\u5f88\u6162\u3002<\/h1>\n<pre class=\"post-pre\"><code>preg_match('\/example\/ui', $post['title']);\r\nstrpos($post['title'], 'example');\r\n<\/code><\/pre>\n<p>\u6700\u597d\u4f7f\u7528\u6807\u51c6\u51fd\u6570\u6765\u64cd\u4f5c\u5b57\u7b26\u4e32\uff0c\u800c\u4e0d\u662f\u6b63\u5219\u8868\u8fbe\u5f0f\u3002<\/p>\n<h1>\u5355\u5f15\u53f7<\/h1>\n<p>\u5728PHP\u4e2d\uff0c\u5982\u679c\u7ed9\u5b57\u7b26\u4e32\u52a0\u4e0a\u53cc\u5f15\u53f7\uff0c\u5c31\u4f1a\u5bfc\u81f4\u53d8\u91cf\u88ab\u8f6c\u6362\u3002\u56e0\u6b64\uff0c\u5728\u6ca1\u6709\u53d8\u91cf\u7684\u60c5\u51b5\u4e0b\uff0c\u8bf7\u52a1\u5fc5\u4f7f\u7528\u5355\u5f15\u53f7\u3002<\/p>\n<pre class=\"post-pre\"><code>\/\/ $post[\"title\"] = \"\u306a\u305c?\";\r\n$post['title'] = '\u5909\u6570\u306e\u5909\u63db\u51e6\u7406\u304c\u767a\u751f\u3057\u306a\u3044\u304b\u3089'\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u51cf\u5c11\u4f7f\u7528\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b (OOP) \u8bb0\u4f4f\uff01\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\uff08OOP\uff09\u603b\u662f\u6162\u7684\u3002\u8fd9\u662f\u56e0\u4e3a\u5bf9\u8c61\u9700\u8981\u521b\u5efa\u3001\u5b58\u50a8\u548c\u9500\u6bc1\uff0c\u6240\u4ee5 [&hellip;]<\/p>\n","protected":false},"author":12,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[227],"class_list":["post-30755","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-227"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - 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