{"id":175295,"date":"2024-11-08T04:40:19","date_gmt":"2024-11-07T20:40:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/175295\/"},"modified":"2024-11-08T04:40:19","modified_gmt":"2024-11-07T20:40:19","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8php%e6%89%93%e5%8d%b0%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e7%9a%84%e6%95%b8%e6%93%9a-php%e6%80%8e%e9%ba%bc%e6%89%93%e5%8d%b0%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/175295\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528PHP\u6253\u5370\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da (php\u600e\u9ebc\u6253\u5370\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da)"},"content":{"rendered":"

\u5982\u4f55\u4f7f\u7528PHP\u6253\u5370\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da<\/h1>\n

\u5728\u73fe\u4eca\u7684\u7db2\u7d61\u958b\u767c\u4e2d\uff0cPHP\u662f\u4e00\u7a2e\u5ee3\u6cdb\u4f7f\u7528\u7684\u4f3a\u670d\u5668\u7aef\u8173\u672c\u8a9e\u8a00\uff0c\u7279\u5225\u9069\u5408\u65bc\u6578\u64da\u5eab\u64cd\u4f5c\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528PHP\u5f9e\u6578\u64da\u5eab\u4e2d\u63d0\u53d6\u6578\u64da\u4e26\u5c07\u5176\u6253\u5370\u5230\u7db2\u9801\u4e0a\u3002\u9019\u4e00\u904e\u7a0b\u6d89\u53ca\u5230\u6578\u64da\u5eab\u9023\u63a5\u3001\u67e5\u8a62\u57f7\u884c\u4ee5\u53ca\u7d50\u679c\u7684\u986f\u793a\uff0c\u4ee5\u4e0b\u5c07\u9010\u6b65\u8aaa\u660e\u3002<\/p>\n

\u6b65\u9a5f\u4e00\uff1a\u5efa\u7acb\u6578\u64da\u5eab\u9023\u63a5<\/h2>\n

\u9996\u5148\uff0c\u6211\u5011\u9700\u8981\u9023\u63a5\u5230\u6578\u64da\u5eab\u3002\u9019\u901a\u5e38\u662f\u901a\u904e\u4f7f\u7528PHP\u7684PDO\uff08PHP Data Objects\uff09\u6216MySQLi\u64f4\u5c55\u4f86\u5be6\u73fe\u7684\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528PDO\u9023\u63a5MySQL\u6578\u64da\u5eab\u7684\u7bc4\u4f8b\uff1a<\/p>\n

\nsetAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);\n    echo \"\u6210\u529f\u9023\u63a5\u5230\u6578\u64da\u5eab\";\n} catch (PDOException $e) {\n    echo \"\u9023\u63a5\u5931\u6557: \" . $e->getMessage();\n}\n?>\n<\/code><\/pre>\n
\u6b65\u9a5f\u4e8c\uff1a\u57f7\u884c\u67e5\u8a62<\/h2>\n
\u9023\u63a5\u6210\u529f\u5f8c\uff0c\u6211\u5011\u53ef\u4ee5\u57f7\u884cSQL\u67e5\u8a62\u4f86\u7372\u53d6\u6578\u64da\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u67e5\u8a62\u7bc4\u4f8b\uff0c\u5f9e\u540d\u70ba\u201cusers\u201d\u7684\u8868\u4e2d\u9078\u64c7\u6240\u6709\u6578\u64da\uff1a<\/p>\n
\nprepare($sql);\n$stmt->execute();\n?>\n<\/code><\/pre>\n
\u6b65\u9a5f\u4e09\uff1a\u6253\u5370\u6578\u64da<\/h2>\n
\u67e5\u8a62\u57f7\u884c\u5f8c\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528\u8ff4\u5708\u4f86\u904d\u6b77\u7d50\u679c\u4e26\u6253\u5370\u51fa\u4f86\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u5c07\u67e5\u8a62\u7d50\u679c\u4ee5HTML\u8868\u683c\u7684\u5f62\u5f0f\u986f\u793a\u7684\u7bc4\u4f8b\uff1a<\/p>\n
\n<?php\necho "\n\n\n    
ID<\/th>\n\u59d3\u540d<\/th>\n\u96fb\u5b50\u90f5\u4ef6<\/th>\n<\/tr>\";\n\nwhile ($row = $stmt->fetch(PDO::FETCH_ASSOC)) {\n    echo \"
\" . $row['id'] . \"<\/td>\n    \" . $row['name'] . \"<\/td>\n    \" . $row['email'] . \"<\/td>\n    <\/tr>\";\n}\necho \"<\/table>\";\n?>\n<\/code><\/pre>\n
\u5b8c\u6574\u7bc4\u4f8b<\/h2>\n
\u5c07\u4e0a\u8ff0\u6b65\u9a5f\u6574\u5408\u5728\u4e00\u8d77\uff0c\u6211\u5011\u53ef\u4ee5\u5f97\u5230\u4e00\u500b\u5b8c\u6574\u7684PHP\u8173\u672c\uff0c\u5f9e\u6578\u64da\u5eab\u4e2d\u63d0\u53d6\u6578\u64da\u4e26\u6253\u5370\u51fa\u4f86\uff1a<\/p>\n
\nsetAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);\n    \n    $sql = \"SELECT * FROM users\";\n    $stmt = $pdo->prepare($sql);\n    $stmt->execute();\n    \n    echo \"\n    \n    \n        
ID<\/th>\n    \u59d3\u540d<\/th>\n    \u96fb\u5b50\u90f5\u4ef6<\/th>\n    <\/tr>\";\n\n    while ($row = $stmt->fetch(PDO::FETCH_ASSOC)) {\n        echo \"
\" . $row['id'] . \"<\/td>\n        \" . $row['name'] . \"<\/td>\n        \" . $row['email'] . \"<\/td>\n        <\/tr>\";\n    }\n    echo \"<\/table>\";\n} catch (PDOException $e) {\n    echo \"\u9023\u63a5\u5931\u6557: \" . $e->getMessage();\n}\n?>\n<\/code><\/pre>\n
\u7e3d\u7d50<\/h2>\n
\u901a\u904e\u4ee5\u4e0a\u6b65\u9a5f\uff0c\u6211\u5011\u53ef\u4ee5\u8f15\u9b06\u5730\u4f7f\u7528PHP\u5f9e\u6578\u64da\u5eab\u4e2d\u63d0\u53d6\u6578\u64da\u4e26\u5c07\u5176\u6253\u5370\u5230\u7db2\u9801\u4e0a\u3002\u9019\u4e00\u904e\u7a0b\u4e0d\u50c5\u7c21\u55ae\u660e\u77ad\uff0c\u9084\u80fd\u5e6b\u52a9\u958b\u767c\u8005\u5feb\u901f\u69cb\u5efa\u52d5\u614b\u7db2\u7ad9\u3002\u5982\u679c\u60a8\u9700\u8981\u7a69\u5b9a\u7684\u4f3a\u670d\u5668\u4f86\u904b\u884c\u60a8\u7684PHP\u61c9\u7528\u7a0b\u5e8f\uff0c\u8003\u616e\u4f7f\u7528\u9999\u6e2fVPS<\/a>\u6216\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\uff0c\u4ee5\u78ba\u4fdd\u60a8\u7684\u7db2\u7ad9\u6027\u80fd\u548c\u5b89\u5168\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528PHP\u5f9e\u6578\u64da\u5eab\u4e2d\u63d0\u53d6\u4e26\u6253\u5370\u6578\u64da\uff0c\u638c\u63e1\u57fa\u672c\u7684\u6578\u64da\u5eab\u9023\u63a5\u548c\u67e5\u8a62\u6280\u5de7\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-175295","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/175295","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=175295"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/175295\/revisions"}],"predecessor-version":[{"id":175296,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/175295\/revisions\/175296"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=175295"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=175295"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=175295"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}