{"id":96570,"date":"2024-10-20T10:33:15","date_gmt":"2024-10-20T02:33:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/96570\/"},"modified":"2024-10-20T10:33:15","modified_gmt":"2024-10-20T02:33:15","slug":"php%e5%a6%82%e4%bd%95%e8%bf%94%e5%9b%9e%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e7%9a%84id%ef%bc%9f-php%e8%bf%94%e5%9b%9e%e6%95%b8%e6%93%9a%e5%ba%abid","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/96570\/","title":{"rendered":"php\u5982\u4f55\u8fd4\u56de\u6578\u64da\u5eab\u4e2d\u7684ID\uff1f (php\u8fd4\u56de\u6578\u64da\u5eabID)"},"content":{"rendered":"<h1 id=\"php%e5%a6%82%e4%bd%95%e8%bf%94%e5%9b%9e%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e7%9a%84id%ef%bc%9f-qQDtgvpiFm\">PHP\u5982\u4f55\u8fd4\u56de\u6578\u64da\u5eab\u4e2d\u7684ID\uff1f<\/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\u6578\u64da\uff0c\u4e26\u4e14\u5728\u63d2\u5165\u65b0\u6578\u64da\u5f8c\uff0c\u7372\u53d6\u8a72\u6578\u64da\u7684ID\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u9019\u7bc7\u6587\u7ae0\u5c07\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528PHP\u4f86\u8fd4\u56de\u6578\u64da\u5eab\u4e2d\u7684ID\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u7bc4\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%9c%80%e8%a6%81%e7%8d%b2%e5%8f%96id%ef%bc%9f-qQDtgvpiFm\">\u70ba\u4ec0\u9ebc\u9700\u8981\u7372\u53d6ID\uff1f<\/h2>\n<p>\u5728\u6578\u64da\u5eab\u4e2d\uff0c\u6bcf\u4e00\u689d\u8a18\u9304\u901a\u5e38\u90fd\u6709\u4e00\u500b\u552f\u4e00\u7684\u6a19\u8b58\u7b26\uff0c\u5373ID\u3002\u9019\u500bID\u53ef\u4ee5\u7528\u4f86\uff1a<\/p>\n<ul>\n<li>\u9032\u884c\u6578\u64da\u7684\u66f4\u65b0\u548c\u522a\u9664\u64cd\u4f5c\u3002<\/li>\n<li>\u5728\u524d\u7aef\u986f\u793a\u6578\u64da\u6642\uff0c\u63d0\u4f9b\u66f4\u597d\u7684\u7528\u6236\u9ad4\u9a57\u3002<\/li>\n<li>\u5728\u4e0d\u540c\u7684\u8868\u4e4b\u9593\u5efa\u7acb\u95dc\u806f\u3002<\/li>\n<\/ul>\n<h2 id=\"%e4%bd%bf%e7%94%a8pdo%e9%80%a3%e6%8e%a5%e6%95%b8%e6%93%9a%e5%ba%ab-qQDtgvpiFm\">\u4f7f\u7528PDO\u9023\u63a5\u6578\u64da\u5eab<\/h2>\n<p>\u5728PHP\u4e2d\uff0c\u4f7f\u7528PDO\uff08PHP Data Objects\uff09\u4f86\u9023\u63a5\u6578\u64da\u5eab\u662f\u4e00\u500b\u5b89\u5168\u4e14\u9748\u6d3b\u7684\u9078\u64c7\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u4f7f\u7528PDO\u9023\u63a5MySQL\u6578\u64da\u5eab\u7684\u7bc4\u4f8b\uff1a<\/p>\n<pre><code>\nsetAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);\n} catch (PDOException $e) {\n    echo 'Connection failed: ' . $e-&gt;getMessage();\n}\n?&gt;\n<\/code><\/pre>\n<h2 id=\"%e6%8f%92%e5%85%a5%e6%95%b8%e6%93%9a%e4%b8%a6%e7%8d%b2%e5%8f%96id-qQDtgvpiFm\">\u63d2\u5165\u6578\u64da\u4e26\u7372\u53d6ID<\/h2>\n<p>\u7576\u6211\u5011\u63d2\u5165\u4e00\u689d\u65b0\u8a18\u9304\u6642\uff0c\u53ef\u4ee5\u4f7f\u7528PDO\u7684lastInsertId()\u65b9\u6cd5\u4f86\u7372\u53d6\u525b\u63d2\u5165\u8a18\u9304\u7684ID\u3002\u4ee5\u4e0b\u662f\u63d2\u5165\u6578\u64da\u4e26\u7372\u53d6ID\u7684\u7bc4\u4f8b\uff1a<\/p>\n<pre><code>\nprepare($sql);\n\n$name = 'John Doe';\n$email = 'john@example.com';\n\n$stmt-&gt;bindParam(':name', $name);\n$stmt-&gt;bindParam(':email', $email);\n\nif ($stmt-&gt;execute()) {\n    $lastId = $pdo-&gt;lastInsertId();\n    echo \"\u65b0\u63d2\u5165\u7684\u7528\u6236ID\u662f: \" . $lastId;\n} else {\n    echo \"\u63d2\u5165\u5931\u6557\";\n}\n?&gt;\n<\/code><\/pre>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-qQDtgvpiFm\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u4f7f\u7528lastInsertId()\u65b9\u6cd5\u6642\uff0c\u6709\u5e7e\u500b\u6ce8\u610f\u4e8b\u9805\uff1a<\/p>\n<ul>\n<li>\u6b64\u65b9\u6cd5\u50c5\u5728\u63d2\u5165\u64cd\u4f5c\u5f8c\u6709\u6548\uff0c\u5fc5\u9808\u5728\u540c\u4e00\u500bPDO\u5be6\u4f8b\u4e2d\u8abf\u7528\u3002<\/li>\n<li>\u5982\u679c\u63d2\u5165\u64cd\u4f5c\u5931\u6557\uff0clastInsertId()\u5c07\u8fd4\u56de0\u3002<\/li>\n<li>\u78ba\u4fdd\u6578\u64da\u8868\u7684ID\u5b57\u6bb5\u8a2d\u7f6e\u70ba\u81ea\u589e\uff08AUTO_INCREMENT\uff09\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-qQDtgvpiFm\">\u7d50\u8ad6<\/h2>\n<p>\u5728PHP\u4e2d\uff0c\u7372\u53d6\u6578\u64da\u5eab\u4e2d\u63d2\u5165\u8a18\u9304\u7684ID\u662f\u4e00\u500b\u7c21\u55ae\u800c\u91cd\u8981\u7684\u64cd\u4f5c\u3002\u901a\u904e\u4f7f\u7528PDO\u9023\u63a5\u6578\u64da\u5eab\u4e26\u5229\u7528lastInsertId()\u65b9\u6cd5\uff0c\u6211\u5011\u53ef\u4ee5\u8f15\u9b06\u5730\u7372\u53d6\u65b0\u63d2\u5165\u8a18\u9304\u7684ID\u3002\u9019\u4e0d\u50c5\u6709\u52a9\u65bc\u5f8c\u7e8c\u7684\u6578\u64da\u64cd\u4f5c\uff0c\u9084\u80fd\u63d0\u9ad8\u61c9\u7528\u7a0b\u5f0f\u7684\u6574\u9ad4\u6548\u7387\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\u7684PHP\u61c9\u7528\u7a0b\u5f0f\uff0cServer.HK\u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u7528\u6236\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>\u5b78\u7fd2\u5982\u4f55\u5728PHP\u4e2d\u5f9e\u6578\u64da\u5eab\u8fd4\u56deID\uff0c\u638c\u63e1\u4f7f\u7528PDO\u6216MySQLi\u7372\u53d6\u81ea\u589eID\u7684\u6280\u5de7\uff0c\u63d0\u5347\u6578\u64da\u64cd\u4f5c\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-96570","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96570","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=96570"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96570\/revisions"}],"predecessor-version":[{"id":96571,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96570\/revisions\/96571"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=96570"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=96570"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=96570"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}