{"id":28829,"date":"2023-02-08T14:05:16","date_gmt":"2023-04-08T18:47:21","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8webarena%e4%b8%8a%e7%9a%84ubuntu%e7%ac%ac22%e7%89%88%e6%9c%ac%e3%80%82-4\/"},"modified":"2025-08-12T10:19:26","modified_gmt":"2025-08-12T02:19:26","slug":"%e5%9c%a8webarena%e4%b8%8a%e7%9a%84ubuntu%e7%ac%ac22%e7%89%88%e6%9c%ac%e3%80%82-4","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8webarena%e4%b8%8a%e7%9a%84ubuntu%e7%ac%ac22%e7%89%88%e6%9c%ac%e3%80%82-4\/","title":{"rendered":"\u5728Webarena\u4e0a\u7684Ubuntu\u7b2c22\u7248\u672c"},"content":{"rendered":"<h1>\u603b\u7ed3<\/h1>\n<p>\u6211\u5728Webarena\u4e0a\u5c1d\u8bd5\u4e86Ubuntu 18.04\u3002<br \/>\n\u6211\u5c1d\u8bd5\u4e86MySQL 5.7\u3002<br \/>\n\u6211\u5c1d\u8bd5\u4e86CRUD\u64cd\u4f5c\u3002<\/p>\n<h1>\u521b\u9020<\/h1>\n<pre class=\"post-pre\"><code>&lt;?php\r\n    $db = new PDO(\"mysql:host=localhost;dbname=mydb;\", 'arena', 'pass');\r\n    $sql = 'insert into test values(null, \"name\", 20, now())';\r\n    $res = $db-&gt;query($sql);\r\n    if ($res) print \"ok\\n\";\r\n?&gt;\r\n<\/code><\/pre>\n<h1>\u9605\u8bfb<\/h1>\n<pre class=\"post-pre\"><code>&lt;?php\r\n    $db = new PDO(\"mysql:host=localhost;dbname=mydb;\", 'arena', 'pass');\r\n    $sql = 'select * from test';\r\n    $res = $db-&gt;query($sql);\r\n    if ($res) print \"ok\\n\";\r\n?&gt;\r\n<\/code><\/pre>\n<h1>\u66f4\u65b0<\/h1>\n<pre class=\"post-pre\"><code>&lt;?php\r\n    $db = new PDO(\"mysql:host=localhost;dbname=mydb;\", 'arena', 'pass');\r\n    $sql = 'update test set age=80 where id=1';\r\n    $res = $db-&gt;query($sql);\r\n    if ($res) print \"ok\\n\";\r\n?&gt;\r\n<\/code><\/pre>\n<h1>\u5220\u9664<\/h1>\n<pre class=\"post-pre\"><code>&lt;?php\r\n    $db = new PDO(\"mysql:host=localhost;dbname=mydb;\", 'arena', 'pass');\r\n    $sql = 'delete from test where id=1';\r\n    $res = $db-&gt;query($sql);\r\n    if ($res) print \"ok\\n\";\r\n?&gt;\r\n<\/code><\/pre>\n<p>\u4ee5\u4e0a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u603b\u7ed3 \u6211\u5728Webarena\u4e0a\u5c1d\u8bd5\u4e86Ubuntu 18.04\u3002 \u6211\u5c1d\u8bd5\u4e86MySQL 5.7\u3002 \u6211\u5c1d\u8bd5\u4e86CRUD\u64cd [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[227],"class_list":["post-28829","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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