{"id":96480,"date":"2024-10-20T09:48:17","date_gmt":"2024-10-20T01:48:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/96480\/"},"modified":"2024-10-20T09:48:18","modified_gmt":"2024-10-20T01:48:18","slug":"php%e6%9f%a5%e8%a9%a2mysql%e6%95%b8%e6%93%9a%e7%9a%84%e5%af%a6%e9%9a%9b%e6%93%8d%e4%bd%9c%e6%ad%a5%e9%a9%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/96480\/","title":{"rendered":"php\u67e5\u8a62MySQL\u6578\u64da\u7684\u5be6\u969b\u64cd\u4f5c\u6b65\u9a5f"},"content":{"rendered":"

PHP\u67e5\u8a62MySQL\u6578\u64da\u7684\u5be6\u969b\u64cd\u4f5c\u6b65\u9a5f<\/h1>\n

\u5728\u73fe\u4eca\u7684\u7db2\u7d61\u958b\u767c\u4e2d\uff0cPHP\u548cMySQL\u662f\u6700\u5e38\u7528\u7684\u6280\u8853\u7d44\u5408\u4e4b\u4e00\u3002PHP\u662f\u4e00\u7a2e\u4f3a\u670d\u5668\u7aef\u7684\u8173\u672c\u8a9e\u8a00\uff0c\u800cMySQL\u5247\u662f\u4e00\u500b\u6d41\u884c\u7684\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528PHP\u67e5\u8a62MySQL\u6578\u64da\u7684\u5be6\u969b\u64cd\u4f5c\u6b65\u9a5f\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7406\u89e3\u9019\u4e00\u904e\u7a0b\u3002<\/p>\n

\u74b0\u5883\u6e96\u5099<\/h2>\n

\u5728\u958b\u59cb\u4e4b\u524d\uff0c\u60a8\u9700\u8981\u78ba\u4fdd\u60a8\u7684\u958b\u767c\u74b0\u5883\u5df2\u7d93\u5b89\u88dd\u4e86PHP\u548cMySQL\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u672c\u5730\u4f3a\u670d\u5668\u74b0\u5883\u5982XAMPP\u6216MAMP\uff0c\u6216\u8005\u5728\u96f2\u4f3a\u670d\u5668\u4e0a\u8a2d\u7f6eLAMP\uff08Linux, Apache, MySQL, PHP\uff09\u74b0\u5883\u3002<\/p>\n

\u5efa\u7acb\u6578\u64da\u5eab\u548c\u6578\u64da\u8868<\/h2>\n

\u9996\u5148\uff0c\u60a8\u9700\u8981\u5728MySQL\u4e2d\u5275\u5efa\u4e00\u500b\u6578\u64da\u5eab\u548c\u4e00\u500b\u6578\u64da\u8868\u3002\u4ee5\u4e0b\u662f\u5275\u5efa\u6578\u64da\u5eab\u548c\u6578\u64da\u8868\u7684SQL\u8a9e\u53e5\uff1a<\/p>\n

CREATE DATABASE my_database;\n\nUSE my_database;\n\nCREATE TABLE users (\n    id INT(11) AUTO_INCREMENT PRIMARY KEY,\n    name VARCHAR(50) NOT NULL,\n    email VARCHAR(100) NOT NULL\n);\n<\/code><\/pre>\n
\u9019\u6bb5\u4ee3\u78bc\u5275\u5efa\u4e86\u4e00\u500b\u540d\u70ba\u201cmy_database\u201d\u7684\u6578\u64da\u5eab\uff0c\u4e26\u5728\u5176\u4e2d\u5275\u5efa\u4e86\u4e00\u500b\u540d\u70ba\u201cusers\u201d\u7684\u6578\u64da\u8868\uff0c\u8a72\u8868\u5305\u542b\u4e09\u500b\u5b57\u6bb5\uff1aid\u3001name\u548cemail\u3002<\/p>\n
\u63d2\u5165\u6578\u64da<\/h2>\n
\u5728\u67e5\u8a62\u6578\u64da\u4e4b\u524d\uff0c\u60a8\u9700\u8981\u5411\u6578\u64da\u8868\u4e2d\u63d2\u5165\u4e00\u4e9b\u6578\u64da\u3002\u4ee5\u4e0b\u662f\u63d2\u5165\u6578\u64da\u7684SQL\u8a9e\u53e5\uff1a<\/p>\n
INSERT INTO users (name, email) VALUES ('\u5f35\u4e09', 'zhangsan@example.com');\nINSERT INTO users (name, email) VALUES ('\u674e\u56db', 'lisi@example.com');\n<\/code><\/pre>\n
\u4f7f\u7528PHP\u67e5\u8a62\u6578\u64da<\/h2>\n
\u73fe\u5728\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528PHP\u4f86\u67e5\u8a62\u6578\u64da\u3002\u4ee5\u4e0b\u662f\u67e5\u8a62\u201cusers\u201d\u8868\u4e2d\u6240\u6709\u7528\u6236\u7684\u793a\u4f8b\u4ee3\u78bc\uff1a<\/p>\n
<?php\n\/\/ \u9023\u63a5\u5230MySQL\u6578\u64da\u5eab\n$servername = \"localhost\";\n$username = \"root\";\n$password = \"\";\n$dbname = \"my_database\";\n\n\/\/ \u5275\u5efa\u9023\u63a5\n$conn = new mysqli($servername, $username, $password, $dbname);\n\n\/\/ \u6aa2\u67e5\u9023\u63a5\nif ($conn->connect_error) {\n    die(\"\u9023\u63a5\u5931\u6557: \" . $conn->connect_error);\n}\n\n\/\/ \u67e5\u8a62\u6578\u64da\n$sql = \"SELECT id, name, email FROM users\";\n$result = $conn->query($sql);\n\n\/\/ \u6aa2\u67e5\u67e5\u8a62\u7d50\u679c\nif ($result->num_rows > 0) {\n    \/\/ \u8f38\u51fa\u6bcf\u884c\u6578\u64da\n    while($row = $result->fetch_assoc()) {\n        echo \"id: \" . $row[\"id\"]. \" - \u59d3\u540d: \" . $row[\"name\"]. \" - \u96fb\u5b50\u90f5\u4ef6: \" . $row[\"email\"]. \"<br>\";\n    }\n} else {\n    echo \"0 \u7d50\u679c\";\n}\n\n\/\/ \u95dc\u9589\u9023\u63a5\n$conn->close();\n?>\n<\/code><\/pre>\n
\u5728\u9019\u6bb5\u4ee3\u78bc\u4e2d\uff0c\u6211\u5011\u9996\u5148\u9023\u63a5\u5230MySQL\u6578\u64da\u5eab\uff0c\u7136\u5f8c\u57f7\u884c\u4e00\u500bSELECT\u67e5\u8a62\u4f86\u7372\u53d6\u6240\u6709\u7528\u6236\u7684\u6578\u64da\u3002\u6700\u5f8c\uff0c\u6211\u5011\u4f7f\u7528while\u5faa\u74b0\u4f86\u8f38\u51fa\u6bcf\u4e00\u884c\u7684\u6578\u64da\u3002<\/p>\n
\u8655\u7406\u67e5\u8a62\u932f\u8aa4<\/h2>\n
\u5728\u5be6\u969b\u958b\u767c\u4e2d\uff0c\u8655\u7406\u67e5\u8a62\u932f\u8aa4\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u78bc\u4f86\u6aa2\u67e5SQL\u67e5\u8a62\u662f\u5426\u6210\u529f\uff1a<\/p>\n
$result = $conn->query($sql);\nif (!$result) {\n    echo \"\u67e5\u8a62\u932f\u8aa4: \" . $conn->error;\n}\n<\/code><\/pre>\n
\u7e3d\u7d50<\/h2>\n
\u672c\u6587\u4ecb\u7d39\u4e86\u5982\u4f55\u4f7f\u7528PHP\u67e5\u8a62MySQL\u6578\u64da\u7684\u5be6\u969b\u64cd\u4f5c\u6b65\u9a5f\uff0c\u5305\u62ec\u74b0\u5883\u6e96\u5099\u3001\u6578\u64da\u5eab\u548c\u6578\u64da\u8868\u7684\u5efa\u7acb\u3001\u6578\u64da\u7684\u63d2\u5165\u4ee5\u53ca\u67e5\u8a62\u7684\u5be6\u73fe\u3002\u9019\u4e9b\u57fa\u672c\u6b65\u9a5f\u5c0d\u65bc\u4efb\u4f55\u5e0c\u671b\u4f7f\u7528PHP\u548cMySQL\u9032\u884c\u958b\u767c\u7684\u958b\u767c\u8005\u4f86\u8aaa\u90fd\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u958b\u767c\u5de5\u4f5c\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u9069\u5408\u4e0d\u540c\u9700\u6c42\u7684\u7528\u6236\u3002\u7121\u8ad6\u662f \u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u9084\u662f\u5176\u4ed6\u985e\u578b\u7684 \u4e91\u670d\u52d9\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528PHP\u67e5\u8a62MySQL\u6578\u64da\u7684\u5be6\u969b\u64cd\u4f5c\u6b65\u9a5f\uff0c\u5f9e\u9023\u63a5\u6578\u64da\u5eab\u5230\u57f7\u884c\u67e5\u8a62\uff0c\u7c21\u55ae\u6613\u61c2\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-96480","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96480","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=96480"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96480\/revisions"}],"predecessor-version":[{"id":96481,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96480\/revisions\/96481"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=96480"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=96480"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=96480"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}