{"id":161921,"date":"2024-11-04T10:27:21","date_gmt":"2024-11-04T02:27:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/161921\/"},"modified":"2024-11-04T10:27:22","modified_gmt":"2024-11-04T02:27:22","slug":"%e8%a8%98%e9%8c%84%e7%9a%84%e6%96%b9%e6%b3%95%e5%a6%82%e4%bd%95%e7%94%a8-php-%e7%8d%b2%e5%8f%96%e6%9c%80%e6%96%b0%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%98%e9%8c%84-php-%e7%8d%b2%e5%8f%96%e6%9c%80%e6%96%b0","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/161921\/","title":{"rendered":"\u8a18\u9304\u7684\u65b9\u6cd5\u5982\u4f55\u7528 PHP \u7372\u53d6\u6700\u65b0\u6578\u64da\u5eab\u8a18\u9304 (php \u7372\u53d6\u6700\u65b0\u4e00\u689d\u6578\u64da\u5eab)"},"content":{"rendered":"<h1 id=\"%e8%a8%98%e9%8c%84%e7%9a%84%e6%96%b9%e6%b3%95%e5%a6%82%e4%bd%95%e7%94%a8-php-%e7%8d%b2%e5%8f%96%e6%9c%80%e6%96%b0%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%98%e9%8c%84-MDnzCeoCPs\">\u8a18\u9304\u7684\u65b9\u6cd5\u5982\u4f55\u7528 PHP \u7372\u53d6\u6700\u65b0\u6578\u64da\u5eab\u8a18\u9304<\/h1>\n<p>\u5728\u958b\u767c\u7db2\u9801\u61c9\u7528\u7a0b\u5f0f\u6642\uff0c\u7d93\u5e38\u9700\u8981\u5f9e\u6578\u64da\u5eab\u4e2d\u7372\u53d6\u6700\u65b0\u7684\u8a18\u9304\u3002\u4f7f\u7528 PHP \u4f86\u5be6\u73fe\u9019\u4e00\u529f\u80fd\u662f\u975e\u5e38\u666e\u904d\u7684\u505a\u6cd5\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528 PHP \u7372\u53d6\u6700\u65b0\u7684\u6578\u64da\u5eab\u8a18\u9304\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u7bc4\u4f8b\u4ee3\u78bc\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7406\u89e3\u9019\u4e00\u904e\u7a0b\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%ad%e7%bd%ae-MDnzCeoCPs\">\u6578\u64da\u5eab\u8a2d\u7f6e<\/h2>\n<p>\u5728\u958b\u59cb\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u78ba\u4fdd\u4f60\u5df2\u7d93\u8a2d\u7f6e\u597d\u6578\u64da\u5eab\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684 MySQL \u6578\u64da\u5eab\u8a2d\u7f6e\u7bc4\u4f8b\uff1a<\/p>\n<pre><code>CREATE TABLE records (\n    id INT AUTO_INCREMENT PRIMARY KEY,\n    data VARCHAR(255) NOT NULL,\n    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP\n);<\/code><\/pre>\n<p>\u9019\u500b\u8868\u683c\u5305\u542b\u4e09\u500b\u6b04\u4f4d\uff1a\u4e00\u500b\u81ea\u589e\u7684 ID\u3001\u6578\u64da\u6b04\u4f4d\u548c\u5275\u5efa\u6642\u9593\u6233\u3002\u63a5\u4e0b\u4f86\uff0c\u6211\u5011\u5c07\u63d2\u5165\u4e00\u4e9b\u6e2c\u8a66\u6578\u64da\uff1a<\/p>\n<pre><code>INSERT INTO records (data) VALUES ('\u7b2c\u4e00\u689d\u8a18\u9304');\nINSERT INTO records (data) VALUES ('\u7b2c\u4e8c\u689d\u8a18\u9304');\nINSERT INTO records (data) VALUES ('\u7b2c\u4e09\u689d\u8a18\u9304');<\/code><\/pre>\n<h2 id=\"%e4%bd%bf%e7%94%a8-php-%e7%8d%b2%e5%8f%96%e6%9c%80%e6%96%b0%e8%a8%98%e9%8c%84-MDnzCeoCPs\">\u4f7f\u7528 PHP \u7372\u53d6\u6700\u65b0\u8a18\u9304<\/h2>\n<p>\u8981\u7372\u53d6\u6700\u65b0\u7684\u6578\u64da\u5eab\u8a18\u9304\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528 SQL \u67e5\u8a62\u8a9e\u53e5\u4f86\u5be6\u73fe\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528 PHP \u9023\u63a5\u6578\u64da\u5eab\u4e26\u7372\u53d6\u6700\u65b0\u8a18\u9304\u7684\u7bc4\u4f8b\u4ee3\u78bc\uff1a<\/p>\n<pre><code>&lt;?php\n\/\/ \u6578\u64da\u5eab\u9023\u63a5\u53c3\u6578\n$servername = \"localhost\";\n$username = \"username\";\n$password = \"password\";\n$dbname = \"database_name\";\n\n\/\/ \u5275\u5efa\u9023\u63a5\n$conn = new mysqli($servername, $username, $password, $dbname);\n\n\/\/ \u6aa2\u67e5\u9023\u63a5\nif ($conn-&gt;connect_error) {\n    die(\"\u9023\u63a5\u5931\u6557: \" . $conn-&gt;connect_error);\n}\n\n\/\/ SQL \u67e5\u8a62\u8a9e\u53e5\n$sql = \"SELECT * FROM records ORDER BY created_at DESC LIMIT 1\";\n$result = $conn-&gt;query($sql);\n\n\/\/ \u6aa2\u67e5\u7d50\u679c\nif ($result-&gt;num_rows &gt; 0) {\n    \/\/ \u8f38\u51fa\u6700\u65b0\u8a18\u9304\n    while($row = $result-&gt;fetch_assoc()) {\n        echo \"\u6700\u65b0\u8a18\u9304: \" . $row[\"data\"] . \" - \u5275\u5efa\u6642\u9593: \" . $row[\"created_at\"];\n    }\n} else {\n    echo \"\u6c92\u6709\u8a18\u9304\";\n}\n\n\/\/ \u95dc\u9589\u9023\u63a5\n$conn-&gt;close();\n?&gt;<\/code><\/pre>\n<p>\u5728\u9019\u6bb5\u4ee3\u78bc\u4e2d\uff0c\u6211\u5011\u9996\u5148\u5efa\u7acb\u4e86\u4e00\u500b\u8207 MySQL \u6578\u64da\u5eab\u7684\u9023\u63a5\u3002\u7136\u5f8c\uff0c\u6211\u5011\u4f7f\u7528 SQL \u67e5\u8a62\u8a9e\u53e5\u4f86\u9078\u64c7\u6700\u65b0\u7684\u8a18\u9304\uff0c\u6839\u64da\u5275\u5efa\u6642\u9593\u9032\u884c\u6392\u5e8f\uff0c\u4e26\u9650\u5236\u7d50\u679c\u70ba\u4e00\u689d\u3002\u6700\u5f8c\uff0c\u6211\u5011\u6aa2\u67e5\u7d50\u679c\u4e26\u8f38\u51fa\u6700\u65b0\u7684\u8a18\u9304\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-MDnzCeoCPs\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<ul>\n<li>\u78ba\u4fdd\u6578\u64da\u5eab\u9023\u63a5\u53c3\u6578\u6b63\u78ba\u7121\u8aa4\u3002<\/li>\n<li>\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u5efa\u8b70\u4f7f\u7528\u9810\u8655\u7406\u8a9e\u53e5\u4f86\u9632\u6b62 SQL \u6ce8\u5165\u653b\u64ca\u3002<\/li>\n<li>\u6839\u64da\u9700\u8981\u8abf\u6574\u6578\u64da\u8868\u7d50\u69cb\u548c\u67e5\u8a62\u8a9e\u53e5\uff0c\u4ee5\u6eff\u8db3\u7279\u5b9a\u9700\u6c42\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-MDnzCeoCPs\">\u7e3d\u7d50<\/h2>\n<p>\u4f7f\u7528 PHP \u7372\u53d6\u6700\u65b0\u7684\u6578\u64da\u5eab\u8a18\u9304\u662f\u4e00\u500b\u76f8\u5c0d\u7c21\u55ae\u7684\u904e\u7a0b\uff0c\u53ea\u9700\u5e7e\u884c\u4ee3\u78bc\u5373\u53ef\u5be6\u73fe\u3002\u901a\u904e\u6b63\u78ba\u7684 SQL \u67e5\u8a62\u548c\u6578\u64da\u5eab\u9023\u63a5\u8a2d\u7f6e\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u5730\u7372\u53d6\u6240\u9700\u7684\u6578\u64da\u3002\u82e5\u60a8\u9700\u8981\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u670d\u52d9\u4f86\u652f\u6301\u60a8\u7684\u61c9\u7528\u7a0b\u5f0f\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u9069\u5408\u4e0d\u540c\u9700\u6c42\u7684\u7528\u6236\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u985e\u578b\u7684 <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u53ef\u9760\u7684\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u4f7f\u7528 PHP \u7372\u53d6\u6700\u65b0\u6578\u64da\u5eab\u8a18\u9304\uff0c\u7c21\u55ae\u6b65\u9a5f\u6559\u4f60\u6709\u6548\u8a18\u9304\u548c\u67e5\u8a62\u6700\u65b0\u6578\u64da\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-161921","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161921","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=161921"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161921\/revisions"}],"predecessor-version":[{"id":161922,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161921\/revisions\/161922"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=161921"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=161921"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=161921"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}