{"id":183942,"date":"2024-11-10T09:01:19","date_gmt":"2024-11-10T01:01:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/183942\/"},"modified":"2024-11-10T09:01:20","modified_gmt":"2024-11-10T01:01:20","slug":"%e4%bd%bf%e7%94%a8php%e4%bb%a3%e7%a2%bc%e5%af%a6%e7%8f%be%e6%95%b8%e6%93%9a%e5%ba%ab%e5%a4%a7%e6%96%bc%e6%9b%b4%e6%96%b0%e6%93%8d%e4%bd%9c-php-%e6%95%b8%e6%93%9a%e5%ba%ab-%e5%a4%a7%e6%96%bc%e6%9b%b4","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/183942\/","title":{"rendered":"\u4f7f\u7528PHP\u4ee3\u78bc\u5be6\u73fe\u6578\u64da\u5eab\u5927\u65bc\u66f4\u65b0\u64cd\u4f5c (php \u6578\u64da\u5eab \u5927\u65bc\u66f4\u65b0)"},"content":{"rendered":"

\u4f7f\u7528PHP\u4ee3\u78bc\u5be6\u73fe\u6578\u64da\u5eab\u5927\u65bc\u66f4\u65b0\u64cd\u4f5c<\/h1>\n

\u5728\u73fe\u4ee3\u7684\u7db2\u9801\u958b\u767c\u4e2d\uff0c\u6578\u64da\u5eab\u64cd\u4f5c\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002\u5c24\u5176\u662f\u5728\u4f7f\u7528PHP\u9032\u884c\u5f8c\u7aef\u958b\u767c\u6642\uff0c\u5982\u4f55\u6709\u6548\u5730\u66f4\u65b0\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da\u662f\u4e00\u500b\u91cd\u8981\u7684\u8ab2\u984c\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528PHP\u4ee3\u78bc\u5be6\u73fe\u6578\u64da\u5eab\u4e2d\u67d0\u500b\u5b57\u6bb5\u7684\u201c\u5927\u65bc\u201d\u66f4\u65b0\u64cd\u4f5c\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u793a\u4f8b\u4ee3\u78bc\u3002<\/p>\n

\u4ec0\u9ebc\u662f\u6578\u64da\u5eab\u5927\u65bc\u66f4\u65b0\u64cd\u4f5c\uff1f<\/h2>\n

\u6578\u64da\u5eab\u5927\u65bc\u66f4\u65b0\u64cd\u4f5c\u662f\u6307\u6839\u64da\u67d0\u500b\u689d\u4ef6\uff0c\u66f4\u65b0\u6578\u64da\u5eab\u4e2d\u7b26\u5408\u8a72\u689d\u4ef6\u7684\u8a18\u9304\u3002\u5177\u9ad4\u4f86\u8aaa\uff0c\u7576\u67d0\u500b\u5b57\u6bb5\u7684\u503c\u5927\u65bc\u6307\u5b9a\u503c\u6642\uff0c\u9032\u884c\u66f4\u65b0\u3002\u4f8b\u5982\uff0c\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u7528\u6236\u8868\uff0c\u7576\u7528\u6236\u7684\u5e74\u9f61\u5927\u65bc30\u6b72\u6642\uff0c\u6211\u5011\u5e0c\u671b\u5c07\u4ed6\u5011\u7684\u72c0\u614b\u66f4\u65b0\u70ba\u201c\u8001\u5e74\u7528\u6236\u201d\u3002<\/p>\n

\u6e96\u5099\u5de5\u4f5c<\/h2>\n

\u5728\u958b\u59cb\u4e4b\u524d\uff0c\u78ba\u4fdd\u4f60\u5df2\u7d93\u5b89\u88dd\u4e86PHP\u548cMySQL\uff0c\u4e26\u4e14\u6709\u4e00\u500b\u53ef\u4ee5\u9023\u63a5\u7684\u6578\u64da\u5eab\u3002\u4ee5\u4e0b\u662f\u6211\u5011\u5c07\u4f7f\u7528\u7684\u793a\u4f8b\u6578\u64da\u5eab\u7d50\u69cb\uff1a<\/p>\n

\nCREATE TABLE users (\n    id INT AUTO_INCREMENT PRIMARY KEY,\n    name VARCHAR(100),\n    age INT,\n    status VARCHAR(50)\n);\n<\/pre>\n
\u63a5\u4e0b\u4f86\uff0c\u6211\u5011\u5c07\u63d2\u5165\u4e00\u4e9b\u793a\u4f8b\u6578\u64da\uff1a<\/p>\n
\nINSERT INTO users (name, age, status) VALUES\n('Alice', 25, '\u666e\u901a\u7528\u6236'),\n('Bob', 35, '\u666e\u901a\u7528\u6236'),\n('Charlie', 40, '\u666e\u901a\u7528\u6236');\n<\/pre>\n
\u4f7f\u7528PHP\u9032\u884c\u5927\u65bc\u66f4\u65b0\u64cd\u4f5c<\/h2>\n
\u4ee5\u4e0b\u662f\u4f7f\u7528PHP\u9032\u884c\u6578\u64da\u5eab\u5927\u65bc\u66f4\u65b0\u64cd\u4f5c\u7684\u793a\u4f8b\u4ee3\u78bc\uff1a<\/p>\n
\nconnect_error) {\n    die(\"\u9023\u63a5\u5931\u6557: \" . $conn->connect_error);\n}\n\n\/\/ \u8a2d\u5b9a\u5e74\u9f61\u95be\u503c\n$age_threshold = 30;\n\n\/\/ \u66f4\u65b0\u64cd\u4f5c\n$sql = \"UPDATE users SET status='\u8001\u5e74\u7528\u6236' WHERE age > ?\";\n$stmt = $conn->prepare($sql);\n$stmt->bind_param(\"i\", $age_threshold);\n$stmt->execute();\n\n\/\/ \u6aa2\u67e5\u66f4\u65b0\u7d50\u679c\nif ($stmt->affected_rows > 0) {\n    echo \"\u6210\u529f\u66f4\u65b0 \" . $stmt->affected_rows . \" \u689d\u8a18\u9304\u3002\";\n} else {\n    echo \"\u6c92\u6709\u7b26\u5408\u689d\u4ef6\u7684\u8a18\u9304\u3002\";\n}\n\n\/\/ \u95dc\u9589\u9023\u63a5\n$stmt->close();\n$conn->close();\n?>\n<\/pre>\n
\u4ee3\u78bc\u89e3\u6790<\/h2>\n
\u5728\u4e0a\u8ff0\u4ee3\u78bc\u4e2d\uff0c\u6211\u5011\u9996\u5148\u5efa\u7acb\u4e86\u4e00\u500b\u8207\u6578\u64da\u5eab\u7684\u9023\u63a5\u3002\u63a5\u8457\uff0c\u6211\u5011\u5b9a\u7fa9\u4e86\u4e00\u500b\u5e74\u9f61\u95be\u503c\uff0c\u4e26\u4f7f\u7528\u6e96\u5099\u8a9e\u53e5\u4f86\u57f7\u884c\u66f4\u65b0\u64cd\u4f5c\u3002\u9019\u6a23\u505a\u7684\u597d\u8655\u662f\u53ef\u4ee5\u9632\u6b62SQL\u6ce8\u5165\u653b\u64ca\uff0c\u4e26\u63d0\u9ad8\u4ee3\u78bc\u7684\u5b89\u5168\u6027\u548c\u53ef\u8b80\u6027\u3002<\/p>\n
\u5728\u57f7\u884c\u66f4\u65b0\u5f8c\uff0c\u6211\u5011\u6aa2\u67e5\u53d7\u5f71\u97ff\u7684\u884c\u6578\uff0c\u4ee5\u78ba\u4fdd\u66f4\u65b0\u64cd\u4f5c\u6210\u529f\u3002\u6700\u5f8c\uff0c\u6211\u5011\u95dc\u9589\u4e86\u6578\u64da\u5eab\u9023\u63a5\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
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\u5982\u679c\u4f60\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684 VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u4f60\u7684\u7db2\u7ad9\u6216\u61c9\u7528\u7a0b\u5e8f\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f \u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u985e\u578b\u7684 \u4f3a\u670d\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u4f60\u63d0\u4f9b\u53ef\u9760\u7684\u670d\u52d9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
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