{"id":96466,"date":"2024-10-20T09:41:17","date_gmt":"2024-10-20T01:41:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/96466\/"},"modified":"2024-10-20T09:41:18","modified_gmt":"2024-10-20T01:41:18","slug":"php%e7%b7%a8%e5%af%ab%e6%95%b8%e6%93%9a%e5%ba%ab%e9%85%8d%e7%bd%ae%e6%96%87%e4%bb%b6%e7%9a%84%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-%e6%95%b8%e6%93%9a%e5%ba%ab%e9%85%8d%e7%bd%ae%e6%96%87%e4%bb%b6php","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/96466\/","title":{"rendered":"PHP\u7de8\u5beb\u6578\u64da\u5eab\u914d\u7f6e\u6587\u4ef6\u7684\u6ce8\u610f\u4e8b\u9805 (\u6578\u64da\u5eab\u914d\u7f6e\u6587\u4ef6php)"},"content":{"rendered":"

PHP\u7de8\u5beb\u6578\u64da\u5eab\u914d\u7f6e\u6587\u4ef6\u7684\u6ce8\u610f\u4e8b\u9805<\/h1>\n

\u5728\u958b\u767c\u57fa\u65bcPHP\u7684\u61c9\u7528\u7a0b\u5e8f\u6642\uff0c\u6578\u64da\u5eab\u914d\u7f6e\u6587\u4ef6\u662f\u81f3\u95dc\u91cd\u8981\u7684\u4e00\u90e8\u5206\u3002\u9019\u4e9b\u914d\u7f6e\u6587\u4ef6\u901a\u5e38\u5305\u542b\u6578\u64da\u5eab\u7684\u9023\u63a5\u4fe1\u606f\uff0c\u5982\u4e3b\u6a5f\u540d\u3001\u7528\u6236\u540d\u3001\u5bc6\u78bc\u548c\u6578\u64da\u5eab\u540d\u7a31\u3002\u6b63\u78ba\u7de8\u5beb\u548c\u7ba1\u7406\u9019\u4e9b\u914d\u7f6e\u6587\u4ef6\u4e0d\u50c5\u80fd\u63d0\u9ad8\u61c9\u7528\u7a0b\u5e8f\u7684\u5b89\u5168\u6027\uff0c\u9084\u80fd\u589e\u5f37\u5176\u53ef\u7dad\u8b77\u6027\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5728\u7de8\u5bebPHP\u6578\u64da\u5eab\u914d\u7f6e\u6587\u4ef6\u6642\u9700\u8981\u6ce8\u610f\u7684\u5e7e\u500b\u95dc\u9375\u4e8b\u9805\u3002<\/p>\n

1. \u4f7f\u7528\u74b0\u5883\u8b8a\u91cf<\/h2>\n

\u70ba\u4e86\u63d0\u9ad8\u5b89\u5168\u6027\uff0c\u5efa\u8b70\u5c07\u6578\u64da\u5eab\u7684\u654f\u611f\u4fe1\u606f\uff08\u5982\u7528\u6236\u540d\u548c\u5bc6\u78bc\uff09\u5b58\u5132\u5728\u74b0\u5883\u8b8a\u91cf\u4e2d\uff0c\u800c\u4e0d\u662f\u76f4\u63a5\u5beb\u5165\u914d\u7f6e\u6587\u4ef6\u4e2d\u3002\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u4fe1\u606f\u6d29\u9732\u7684\u98a8\u96aa\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u793a\u4f8b\uff1a<\/p>\n

\n$db_host = getenv('DB_HOST');\n$db_user = getenv('DB_USER');\n$db_pass = getenv('DB_PASS');\n$db_name = getenv('DB_NAME');\n<\/code><\/pre>\n
\u5728\u4f3a\u670d\u5668\u4e0a\u8a2d\u7f6e\u74b0\u5883\u8b8a\u91cf\u5f8c\uff0cPHP\u53ef\u4ee5\u901a\u904e`getenv()`\u51fd\u6578\u8f15\u9b06\u7372\u53d6\u9019\u4e9b\u503c\u3002<\/p>\n
2. \u4f7f\u7528\u914d\u7f6e\u6587\u4ef6\u7684\u5206\u96e2<\/h2>\n
\u5c07\u6578\u64da\u5eab\u914d\u7f6e\u8207\u61c9\u7528\u7a0b\u5e8f\u7684\u5176\u4ed6\u90e8\u5206\u5206\u958b\u662f\u4e00\u500b\u826f\u597d\u7684\u7de8\u78bc\u7fd2\u6163\u3002\u9019\u6a23\u505a\u4e0d\u50c5\u80fd\u63d0\u9ad8\u4ee3\u78bc\u7684\u53ef\u8b80\u6027\uff0c\u9084\u80fd\u4f7f\u914d\u7f6e\u66f4\u6613\u65bc\u7ba1\u7406\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u5275\u5efa\u4e00\u500b\u540d\u70ba`config.php`\u7684\u6587\u4ef6\uff0c\u5c08\u9580\u7528\u65bc\u5b58\u5132\u6578\u64da\u5eab\u914d\u7f6e\uff1a<\/p>\n
\n\n<\/code><\/pre>\n
\u7136\u5f8c\u5728\u9700\u8981\u7684\u5730\u65b9\u5f15\u5165\u9019\u500b\u914d\u7f6e\u6587\u4ef6\uff1a<\/p>\n
\nrequire 'config.php';\n$conn = new mysqli(DB_HOST, DB_USER, DB_PASS, DB_NAME);\n<\/code><\/pre>\n
3. \u932f\u8aa4\u8655\u7406<\/h2>\n
\u5728\u6578\u64da\u5eab\u9023\u63a5\u904e\u7a0b\u4e2d\uff0c\u932f\u8aa4\u8655\u7406\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\u3002\u4f7f\u7528`mysqli`\u6216`PDO`\u6642\uff0c\u61c9\u8a72\u6aa2\u67e5\u9023\u63a5\u662f\u5426\u6210\u529f\uff0c\u4e26\u9069\u7576\u8655\u7406\u932f\u8aa4\u3002\u4f8b\u5982\uff1a<\/p>\n
\n$conn = new mysqli(DB_HOST, DB_USER, DB_PASS, DB_NAME);\nif ($conn->connect_error) {\n    die(\"\u9023\u63a5\u5931\u6557: \" . $conn->connect_error);\n}\n<\/code><\/pre>\n
\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u5728\u9023\u63a5\u5931\u6557\u6642\uff0c\u61c9\u7528\u7a0b\u5e8f\u80fd\u5920\u7d66\u51fa\u660e\u78ba\u7684\u932f\u8aa4\u4fe1\u606f\uff0c\u800c\u4e0d\u662f\u9ed8\u9ed8\u5d29\u6f70\u3002<\/p>\n
4. \u4f7f\u7528\u9810\u8655\u7406\u8a9e\u53e5<\/h2>\n
\u70ba\u4e86\u9632\u6b62SQL\u6ce8\u5165\u653b\u64ca\uff0c\u5efa\u8b70\u4f7f\u7528\u9810\u8655\u7406\u8a9e\u53e5\u3002\u9019\u4e0d\u50c5\u80fd\u63d0\u9ad8\u5b89\u5168\u6027\uff0c\u9084\u80fd\u63d0\u9ad8\u6027\u80fd\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528`mysqli`\u7684\u793a\u4f8b\uff1a<\/p>\n
\n$stmt = $conn->prepare(\"SELECT * FROM users WHERE email = ?\");\n$stmt->bind_param(\"s\", $email);\n$stmt->execute();\n$result = $stmt->get_result();\n<\/code><\/pre>\n
\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u7528\u6236\u8f38\u5165\u7684\u6578\u64da\u4e0d\u6703\u76f4\u63a5\u63d2\u5165\u5230SQL\u67e5\u8a62\u4e2d\uff0c\u5f9e\u800c\u964d\u4f4e\u4e86\u5b89\u5168\u98a8\u96aa\u3002<\/p>\n
5. \u5b9a\u671f\u66f4\u65b0\u548c\u7dad\u8b77<\/h2>\n
\u96a8\u8457\u61c9\u7528\u7a0b\u5e8f\u7684\u767c\u5c55\uff0c\u6578\u64da\u5eab\u914d\u7f6e\u53ef\u80fd\u9700\u8981\u9032\u884c\u8abf\u6574\u3002\u5b9a\u671f\u6aa2\u67e5\u548c\u66f4\u65b0\u914d\u7f6e\u6587\u4ef6\uff0c\u78ba\u4fdd\u5176\u7b26\u5408\u6700\u65b0\u7684\u5b89\u5168\u6a19\u6e96\u548c\u6700\u4f73\u5be6\u8e10\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
\u7de8\u5bebPHP\u6578\u64da\u5eab\u914d\u7f6e\u6587\u4ef6\u6642\uff0c\u9075\u5faa\u4e0a\u8ff0\u6ce8\u610f\u4e8b\u9805\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u61c9\u7528\u7a0b\u5e8f\u7684\u5b89\u5168\u6027\u548c\u53ef\u7dad\u8b77\u6027\u3002\u4f7f\u7528\u74b0\u5883\u8b8a\u91cf\u3001\u5206\u96e2\u914d\u7f6e\u6587\u4ef6\u3001\u5be6\u65bd\u932f\u8aa4\u8655\u7406\u3001\u4f7f\u7528\u9810\u8655\u7406\u8a9e\u53e5\u4ee5\u53ca\u5b9a\u671f\u66f4\u65b0\u90fd\u662f\u95dc\u9375\u6b65\u9a5f\u3002\u9019\u4e9b\u505a\u6cd5\u4e0d\u50c5\u80fd\u4fdd\u8b77\u6578\u64da\u5eab\u7684\u5b89\u5168\uff0c\u9084\u80fd\u63d0\u5347\u6574\u9ad4\u958b\u767c\u6548\u7387\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u7684 \u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u5ba2\u6236\u3002\u7121\u8ad6\u662f\u5c0f\u578b\u7db2\u7ad9\u9084\u662f\u5927\u578b\u61c9\u7528\uff0c\u6211\u5011\u7684 \u4f3a\u670d\u5668<\/a> \u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4e86\u89e3PHP\u7de8\u5beb\u6578\u64da\u5eab\u914d\u7f6e\u6587\u4ef6\u7684\u6ce8\u610f\u4e8b\u9805\uff0c\u78ba\u4fdd\u5b89\u5168\u6027\u3001\u6027\u80fd\u548c\u53ef\u7dad\u8b77\u6027\uff0c\u63d0\u5347\u61c9\u7528\u7a0b\u5e8f\u7684\u7a69\u5b9a\u6027\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-96466","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96466","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=96466"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96466\/revisions"}],"predecessor-version":[{"id":96467,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96466\/revisions\/96467"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=96466"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=96466"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=96466"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}