{"id":187434,"date":"2024-11-11T14:14:19","date_gmt":"2024-11-11T06:14:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/187434\/"},"modified":"2024-11-11T14:14:20","modified_gmt":"2024-11-11T06:14:20","slug":"%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%8b%e6%8b%89%e6%a1%86%ef%bc%9a%e5%8f%96%e5%80%bc%e6%8a%80%e5%b7%a7-%e5%a6%82%e4%bd%95%e5%be%9e%e6%95%b8%e6%93%9a%e5%ba%ab%e6%8b%bf%e4%b8%8b%e6%8b%89%e6%a1%86%e7%9a%84","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/187434\/","title":{"rendered":"\u6578\u64da\u5eab\u4e0b\u62c9\u6846\uff1a\u53d6\u503c\u6280\u5de7 (\u5982\u4f55\u5f9e\u6578\u64da\u5eab\u62ff\u4e0b\u62c9\u6846\u7684\u503c)"},"content":{"rendered":"<h1 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%8b%e6%8b%89%e6%a1%86%ef%bc%9a%e5%8f%96%e5%80%bc%e6%8a%80%e5%b7%a7-%e5%a6%82%e4%bd%95%e5%be%9e%e6%95%b8%e6%93%9a%e5%ba%ab%e6%8b%bf%e4%b8%8b%e6%8b%89%e6%a1%86%e7%9a%84-afUCjOTfNX\">\u6578\u64da\u5eab\u4e0b\u62c9\u6846\uff1a\u53d6\u503c\u6280\u5de7 (\u5982\u4f55\u5f9e\u6578\u64da\u5eab\u62ff\u4e0b\u62c9\u6846\u7684\u503c)<\/h1>\n<p>\u5728\u73fe\u4ee3\u7684\u7db2\u9801\u61c9\u7528\u7a0b\u5f0f\u4e2d\uff0c\u4e0b\u62c9\u6846\u662f\u4e00\u500b\u5e38\u898b\u7684\u7528\u6236\u754c\u9762\u5143\u7d20\uff0c\u901a\u5e38\u7528\u65bc\u8b93\u7528\u6236\u5f9e\u4e00\u7d44\u9078\u9805\u4e2d\u9032\u884c\u9078\u64c7\u3002\u9019\u4e9b\u9078\u9805\u5f80\u5f80\u4f86\u81ea\u65bc\u6578\u64da\u5eab\uff0c\u56e0\u6b64\u4e86\u89e3\u5982\u4f55\u5f9e\u6578\u64da\u5eab\u4e2d\u63d0\u53d6\u9019\u4e9b\u503c\u662f\u958b\u767c\u8005\u5fc5\u9808\u638c\u63e1\u7684\u6280\u80fd\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u6709\u6548\u5730\u5f9e\u6578\u64da\u5eab\u4e2d\u7372\u53d6\u4e0b\u62c9\u6846\u7684\u503c\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u6280\u5de7\u548c\u7bc4\u4f8b\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%ad%e8%a8%88-afUCjOTfNX\">\u6578\u64da\u5eab\u8a2d\u8a08<\/h2>\n<p>\u5728\u958b\u59cb\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u8a2d\u8a08\u662f\u5408\u7406\u7684\u3002\u901a\u5e38\uff0c\u60a8\u6703\u6709\u4e00\u500b\u8868\u683c\u4f86\u5b58\u5132\u4e0b\u62c9\u6846\u7684\u9078\u9805\u3002\u4f8b\u5982\uff0c\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u540d\u70ba <code>categories<\/code> \u7684\u8868\u683c\uff0c\u7d50\u69cb\u5982\u4e0b\uff1a<\/p>\n<pre>\nCREATE TABLE categories (\n    id INT AUTO_INCREMENT PRIMARY KEY,\n    name VARCHAR(255) NOT NULL\n);\n<\/pre>\n<p>\u9019\u500b\u8868\u683c\u5305\u542b\u4e86\u6bcf\u500b\u985e\u5225\u7684\u552f\u4e00\u6a19\u8b58\u7b26 <code>id<\/code> \u548c\u985e\u5225\u540d\u7a31 <code>name<\/code>\u3002<\/p>\n<h2 id=\"%e5%be%9e%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e7%8d%b2%e5%8f%96%e5%80%bc-afUCjOTfNX\">\u5f9e\u6578\u64da\u5eab\u4e2d\u7372\u53d6\u503c<\/h2>\n<p>\u63a5\u4e0b\u4f86\uff0c\u6211\u5011\u9700\u8981\u5f9e\u6578\u64da\u5eab\u4e2d\u7372\u53d6\u9019\u4e9b\u503c\u3002\u9019\u901a\u5e38\u6d89\u53ca\u5230\u4f7f\u7528 SQL \u67e5\u8a62\u4f86\u9078\u64c7\u6240\u9700\u7684\u6578\u64da\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684 PHP \u7bc4\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5f9e\u6578\u64da\u5eab\u4e2d\u7372\u53d6\u985e\u5225\u4e26\u586b\u5145\u4e0b\u62c9\u6846\uff1a<\/p>\n<pre>\nconnect_error) {\n    die(\"Connection failed: \" . $conn-&gt;connect_error);\n}\n\n\/\/ \u67e5\u8a62\u985e\u5225\n$sql = \"SELECT id, name FROM categories\";\n$result = $conn-&gt;query($sql);\n\n\/\/ \u5275\u5efa\u4e0b\u62c9\u6846\necho '';\nif ($result-&gt;num_rows &gt; 0) {\n    \/\/ \u8f38\u51fa\u6bcf\u4e00\u884c\n    while($row = $result-&gt;fetch_assoc()) {\n        echo '' . $row[\"name\"] . '';\n    }\n} else {\n    echo '\u7121\u53ef\u7528\u9078\u9805';\n}\necho '';\n\n$conn-&gt;close();\n?&gt;\n<\/pre>\n<h2 id=\"%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-afUCjOTfNX\">\u6700\u4f73\u5be6\u8e10<\/h2>\n<p>\u5728\u5f9e\u6578\u64da\u5eab\u4e2d\u7372\u53d6\u4e0b\u62c9\u6846\u503c\u6642\uff0c\u6709\u5e7e\u500b\u6700\u4f73\u5be6\u8e10\u9700\u8981\u9075\u5faa\uff1a<\/p>\n<ul>\n<li><strong>\u4f7f\u7528\u9810\u8655\u7406\u8a9e\u53e5\uff1a<\/strong>\u70ba\u4e86\u9632\u6b62 SQL \u6ce8\u5165\u653b\u64ca\uff0c\u5efa\u8b70\u4f7f\u7528\u9810\u8655\u7406\u8a9e\u53e5\u4f86\u57f7\u884c\u67e5\u8a62\u3002<\/li>\n<li><strong>\u8003\u616e\u6027\u80fd\uff1a<\/strong>\u5982\u679c\u6578\u64da\u91cf\u5f88\u5927\uff0c\u8003\u616e\u4f7f\u7528\u5206\u9801\u6216\u52a0\u8f09\u66f4\u591a\u7684\u6280\u8853\u4f86\u63d0\u9ad8\u6027\u80fd\u3002<\/li>\n<li><strong>\u6578\u64da\u9a57\u8b49\uff1a<\/strong>\u5728\u5c07\u6578\u64da\u986f\u793a\u5728\u4e0b\u62c9\u6846\u4e4b\u524d\uff0c\u78ba\u4fdd\u5c0d\u6578\u64da\u9032\u884c\u9a57\u8b49\uff0c\u4ee5\u907f\u514d\u986f\u793a\u4e0d\u6b63\u78ba\u6216\u4e0d\u5b8c\u6574\u7684\u9078\u9805\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-afUCjOTfNX\">\u7d50\u8ad6<\/h2>\n<p>\u5f9e\u6578\u64da\u5eab\u4e2d\u7372\u53d6\u4e0b\u62c9\u6846\u7684\u503c\u662f\u4e00\u500b\u57fa\u672c\u4f46\u91cd\u8981\u7684\u6280\u80fd\u3002\u901a\u904e\u5408\u7406\u7684\u6578\u64da\u5eab\u8a2d\u8a08\u548c\u6709\u6548\u7684\u67e5\u8a62\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u5730\u586b\u5145\u4e0b\u62c9\u6846\uff0c\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u3002\u7121\u8ad6\u662f\u4f7f\u7528 PHP\u3001Python \u9084\u662f\u5176\u4ed6\u8a9e\u8a00\uff0c\u638c\u63e1\u9019\u4e9b\u6280\u5de7\u90fd\u80fd\u5e6b\u52a9\u60a8\u5728\u958b\u767c\u904e\u7a0b\u4e2d\u66f4\u52a0\u5f97\u5fc3\u61c9\u624b\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u61c9\u7528\u7a0b\u5f0f\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u9069\u5408\u5404\u7a2e\u9700\u6c42\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u670d\u52d9\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u6578\u64da\u5eab\u4e0b\u62c9\u6846\u7684\u53d6\u503c\u6280\u5de7\uff0c\u5b78\u7fd2\u5982\u4f55\u6709\u6548\u5f9e\u6578\u64da\u5eab\u4e2d\u63d0\u53d6\u4e0b\u62c9\u6846\u6240\u9700\u7684\u503c\uff0c\u63d0\u5347\u958b\u767c\u6548\u7387\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-187434","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/187434","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=187434"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/187434\/revisions"}],"predecessor-version":[{"id":187435,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/187434\/revisions\/187435"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=187434"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=187434"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=187434"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}