{"id":96524,"date":"2024-10-20T10:10:18","date_gmt":"2024-10-20T02:10:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/96524\/"},"modified":"2024-10-20T10:10:19","modified_gmt":"2024-10-20T02:10:19","slug":"php%e8%a7%a3%e6%b1%ba%e8%ae%80%e5%8f%96%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e6%96%87%e4%ba%82%e7%a2%bc%e5%95%8f%e9%a1%8c-php%e8%ae%80%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e6%96%87%e4%ba%82%e7%a2%bc","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/96524\/","title":{"rendered":"PHP\u89e3\u6c7a\u8b80\u53d6\u6578\u64da\u5eab\u4e2d\u6587\u4e82\u78bc\u554f\u984c (php\u8b80\u6578\u64da\u5eab\u4e2d\u6587\u4e82\u78bc)"},"content":{"rendered":"<h1 id=\"php%e8%a7%a3%e6%b1%ba%e8%ae%80%e5%8f%96%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e6%96%87%e4%ba%82%e7%a2%bc%e5%95%8f%e9%a1%8c-BeOMjHbVKD\">PHP\u89e3\u6c7a\u8b80\u53d6\u6578\u64da\u5eab\u4e2d\u6587\u4e82\u78bc\u554f\u984c<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u7db2\u7d61\u61c9\u7528\u4e2d\uff0c\u4e2d\u6587\u6578\u64da\u7684\u8655\u7406\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u666e\u904d\u3002\u7136\u800c\uff0c\u8a31\u591a\u958b\u767c\u8005\u5728\u4f7f\u7528PHP\u8b80\u53d6\u6578\u64da\u5eab\u4e2d\u7684\u4e2d\u6587\u6578\u64da\u6642\uff0c\u7d93\u5e38\u6703\u9047\u5230\u4e82\u78bc\u554f\u984c\u3002\u9019\u4e0d\u50c5\u5f71\u97ff\u4e86\u7528\u6236\u9ad4\u9a57\uff0c\u4e5f\u53ef\u80fd\u5c0e\u81f4\u6578\u64da\u7684\u932f\u8aa4\u8655\u7406\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u6709\u6548\u89e3\u6c7a\u9019\u4e00\u554f\u984c\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u5efa\u8b70\u3002<\/p>\n<h2 id=\"%e4%ba%82%e7%a2%bc%e5%95%8f%e9%a1%8c%e7%9a%84%e6%a0%b9%e6%ba%90-BeOMjHbVKD\">\u4e82\u78bc\u554f\u984c\u7684\u6839\u6e90<\/h2>\n<p>\u4e2d\u6587\u4e82\u78bc\u554f\u984c\u901a\u5e38\u6e90\u65bc\u5b57\u7b26\u7de8\u78bc\u7684\u4e0d\u5339\u914d\u3002\u6578\u64da\u5eab\u3001PHP\u4ee3\u78bc\u548c\u7db2\u9801\u4e4b\u9593\u7684\u5b57\u7b26\u7de8\u78bc\u5fc5\u9808\u4e00\u81f4\uff0c\u5426\u5247\u5728\u8b80\u53d6\u548c\u986f\u793a\u4e2d\u6587\u6642\u5c31\u6703\u51fa\u73fe\u4e82\u78bc\u3002\u5e38\u898b\u7684\u5b57\u7b26\u7de8\u78bc\u5305\u62ecUTF-8\u3001GBK\u548cISO-8859-1\u7b49\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u53ef\u80fd\u5c0e\u81f4\u4e82\u78bc\u7684\u60c5\u6cc1\uff1a<\/p>\n<ul>\n<li>\u6578\u64da\u5eab\u7684\u5b57\u7b26\u96c6\u8a2d\u7f6e\u4e0d\u6b63\u78ba\u3002<\/li>\n<li>PHP\u9023\u63a5\u6578\u64da\u5eab\u6642\u672a\u6307\u5b9a\u6b63\u78ba\u7684\u5b57\u7b26\u96c6\u3002<\/li>\n<li>\u7db2\u9801\u7684HTML\u6587\u6a94\u672a\u6b63\u78ba\u8a2d\u7f6e\u5b57\u7b26\u7de8\u78bc\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-BeOMjHbVKD\">\u89e3\u6c7a\u65b9\u6848<\/h2>\n<h3 id=\"1-%e7%a2%ba%e4%bf%9d%e6%95%b8%e6%93%9a%e5%ba%ab%e5%ad%97%e7%ac%a6%e9%9b%86%e8%a8%ad%e7%bd%ae%e6%ad%a3%e7%a2%ba-BeOMjHbVKD\">1. \u78ba\u4fdd\u6578\u64da\u5eab\u5b57\u7b26\u96c6\u8a2d\u7f6e\u6b63\u78ba<\/h3>\n<p>\u9996\u5148\uff0c\u6aa2\u67e5\u6578\u64da\u5eab\u7684\u5b57\u7b26\u96c6\u8a2d\u7f6e\u3002\u5c0d\u65bcMySQL\u6578\u64da\u5eab\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\u67e5\u770b\u7576\u524d\u7684\u5b57\u7b26\u96c6\uff1a<\/p>\n<pre><code>SHOW VARIABLES LIKE 'character_set%';<\/code><\/pre>\n<p>\u78ba\u4fdd\u6578\u64da\u5eab\u3001\u8868\u548c\u5217\u7684\u5b57\u7b26\u96c6\u5747\u8a2d\u7f6e\u70baUTF-8\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8a9e\u53e5\u4f86\u4fee\u6539\u5b57\u7b26\u96c6\uff1a<\/p>\n<pre><code>ALTER DATABASE your_database_name CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;<\/code><\/pre>\n<h3 id=\"2-%e5%9c%a8php%e4%b8%ad%e8%a8%ad%e7%bd%ae%e6%ad%a3%e7%a2%ba%e7%9a%84%e5%ad%97%e7%ac%a6%e9%9b%86-BeOMjHbVKD\">2. \u5728PHP\u4e2d\u8a2d\u7f6e\u6b63\u78ba\u7684\u5b57\u7b26\u96c6<\/h3>\n<p>\u5728PHP\u4e2d\u9023\u63a5\u6578\u64da\u5eab\u6642\uff0c\u5fc5\u9808\u6307\u5b9a\u5b57\u7b26\u96c6\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528PDO\u9023\u63a5MySQL\u6578\u64da\u5eab\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>\n$dsn = 'mysql:host=localhost;dbname=your_database_name;charset=utf8mb4';\n$username = 'your_username';\n$password = 'your_password';\n\ntry {\n    $pdo = new PDO($dsn, $username, $password);\n    $pdo-&gt;setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);\n} catch (PDOException $e) {\n    echo 'Connection failed: ' . $e-&gt;getMessage();\n}\n<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c\u6211\u5011\u5728DSN\u4e2d\u6307\u5b9a\u4e86\u5b57\u7b26\u96c6\u70bautf8mb4\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u5728\u8b80\u53d6\u6578\u64da\u6642\u4e0d\u6703\u51fa\u73fe\u4e82\u78bc\u3002<\/p>\n<h3 id=\"3-%e8%a8%ad%e7%bd%aehtml%e6%96%87%e6%aa%94%e7%9a%84%e5%ad%97%e7%ac%a6%e7%b7%a8%e7%a2%bc-BeOMjHbVKD\">3. \u8a2d\u7f6eHTML\u6587\u6a94\u7684\u5b57\u7b26\u7de8\u78bc<\/h3>\n<p>\u6700\u5f8c\uff0c\u78ba\u4fddHTML\u6587\u6a94\u7684\u5b57\u7b26\u7de8\u78bc\u8a2d\u7f6e\u70baUTF-8\u3002\u5728HTML\u6587\u6a94\u7684\u90e8\u5206\u6dfb\u52a0\u4ee5\u4e0b\u6a19\u7c64\uff1a<\/p>\n<pre><code>&lt;meta charset=\"UTF-8\"&gt;<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u700f\u89bd\u5668\u6b63\u78ba\u89e3\u78bc\u548c\u986f\u793a\u4e2d\u6587\u5167\u5bb9\u3002<\/p>\n<h2 id=\"%e7%a4%ba%e4%be%8b%e4%bb%a3%e7%a2%bc-BeOMjHbVKD\">\u793a\u4f8b\u4ee3\u78bc<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u5b8c\u6574\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5f9e\u6578\u64da\u5eab\u4e2d\u8b80\u53d6\u4e2d\u6587\u6578\u64da\u4e26\u6b63\u78ba\u986f\u793a\uff1a<\/p>\n<pre><code>\n&lt;?php\n$dsn = 'mysql:host=localhost;dbname=your_database_name;charset=utf8mb4';\n$username = 'your_username';\n$password = 'your_password';\n\ntry {\n    $pdo = new PDO($dsn, $username, $password);\n    $pdo-&gt;setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);\n\n    $stmt = $pdo-&gt;query('SELECT * FROM your_table_name');\n    while ($row = $stmt-&gt;fetch(PDO::FETCH_ASSOC)) {\n        echo '&lt;p&gt;' . htmlspecialchars($row['your_column_name']) . '&lt;\/p&gt;';\n    }\n} catch (PDOException $e) {\n    echo 'Connection failed: ' . $e-&gt;getMessage();\n}\n?&gt;\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-BeOMjHbVKD\">\u7e3d\u7d50<\/h2>\n<p>\u89e3\u6c7aPHP\u8b80\u53d6\u6578\u64da\u5eab\u4e2d\u6587\u4e82\u78bc\u554f\u984c\u7684\u95dc\u9375\u5728\u65bc\u78ba\u4fdd\u6578\u64da\u5eab\u3001PHP\u4ee3\u78bc\u548cHTML\u6587\u6a94\u4e4b\u9593\u7684\u5b57\u7b26\u7de8\u78bc\u4e00\u81f4\u3002\u901a\u904e\u6b63\u78ba\u8a2d\u7f6e\u6578\u64da\u5eab\u5b57\u7b26\u96c6\u3001\u5728PHP\u4e2d\u6307\u5b9a\u5b57\u7b26\u96c6\u4ee5\u53ca\u8a2d\u7f6eHTML\u6587\u6a94\u7684\u5b57\u7b26\u7de8\u78bc\uff0c\u53ef\u4ee5\u6709\u6548\u907f\u514d\u4e82\u78bc\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u904b\u884c\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u4e91\u4f3a\u670d\u5668<\/a>\u4e5f\u662f\u81f3\u95dc\u91cd\u8981\u7684\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u548c\u7a69\u5b9a\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7aPHP\u8b80\u53d6\u6578\u64da\u5eab\u4e2d\u6587\u4e82\u78bc\u554f\u984c\uff0c\u63d0\u4f9b\u6709\u6548\u65b9\u6cd5\u8207\u6280\u5de7\uff0c\u78ba\u4fdd\u6578\u64da\u6b63\u78ba\u986f\u793a\uff0c\u63d0\u5347\u7db2\u7ad9\u7528\u6236\u9ad4\u9a57\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-96524","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96524","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=96524"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96524\/revisions"}],"predecessor-version":[{"id":96525,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96524\/revisions\/96525"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=96524"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=96524"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=96524"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}