{"id":153253,"date":"2024-11-02T05:54:19","date_gmt":"2024-11-01T21:54:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/153253\/"},"modified":"2024-11-02T05:54:20","modified_gmt":"2024-11-01T21:54:20","slug":"%e5%be%9e-web-%e6%9f%a5%e8%a9%a2%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b9%8b-php-%e8%88%87-mysql-%e7%af%87","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/153253\/","title":{"rendered":"\u5f9e Web \u67e5\u8a62\u6578\u64da\u5eab\u4e4b PHP \u8207 MySQL \u7bc7"},"content":{"rendered":"

\u5f9e Web \u67e5\u8a62\u6578\u64da\u5eab\u4e4b PHP \u8207 MySQL \u7bc7<\/h1>\n

\u5728\u7576\u4eca\u7684\u7db2\u7d61\u74b0\u5883\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u4f7f\u7528\u5df2\u6210\u70ba\u7db2\u7ad9\u958b\u767c\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002PHP \u548c MySQL \u662f\u6700\u5e38\u898b\u7684\u7d44\u5408\u4e4b\u4e00\uff0c\u70ba\u958b\u767c\u8005\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u5de5\u5177\u4f86\u8655\u7406\u548c\u7ba1\u7406\u6578\u64da\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528 PHP \u8207 MySQL \u9032\u884c Web \u67e5\u8a62\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u7bc4\u4f8b\u548c\u6700\u4f73\u5be6\u8e10\u3002<\/p>\n

PHP \u8207 MySQL \u7c21\u4ecb<\/h2>\n

PHP\uff08\u8d85\u6587\u672c\u9810\u8655\u7406\u5668\uff09\u662f\u4e00\u7a2e\u5ee3\u6cdb\u4f7f\u7528\u7684\u958b\u6e90\u8173\u672c\u8a9e\u8a00\uff0c\u7279\u5225\u9069\u5408\u65bc Web \u958b\u767c\u3002MySQL \u5247\u662f\u4e00\u500b\u6d41\u884c\u7684\u958b\u6e90\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u80fd\u5920\u9ad8\u6548\u5730\u5b58\u5132\u548c\u6aa2\u7d22\u6578\u64da\u3002\u9019\u5169\u8005\u7684\u7d50\u5408\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u8f15\u9b06\u5730\u5275\u5efa\u52d5\u614b\u7db2\u7ad9\uff0c\u4e26\u8207\u6578\u64da\u5eab\u9032\u884c\u4ea4\u4e92\u3002<\/p>\n

\u5efa\u7acb\u6578\u64da\u5eab\u9023\u63a5<\/h2>\n

\u5728\u958b\u59cb\u67e5\u8a62\u6578\u64da\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u5efa\u7acb\u8207 MySQL \u6578\u64da\u5eab\u7684\u9023\u63a5\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528 PHP \u9023\u63a5 MySQL \u6578\u64da\u5eab\u7684\u57fa\u672c\u7bc4\u4f8b\uff1a<\/p>\n

<?php\n$servername = \"localhost\";\n$username = \"username\";\n$password = \"password\";\n$dbname = \"database_name\";\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: \" . $conn->connect_error);\n}\necho \"\u9023\u63a5\u6210\u529f\";\n?><\/code><\/pre>\n
\u57f7\u884c\u67e5\u8a62<\/h2>\n
\u4e00\u65e6\u6210\u529f\u9023\u63a5\u5230\u6578\u64da\u5eab\uff0c\u5c31\u53ef\u4ee5\u57f7\u884c\u67e5\u8a62\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u67e5\u8a62\u7bc4\u4f8b\uff0c\u5f9e\u6578\u64da\u5eab\u4e2d\u9078\u64c7\u6240\u6709\u7528\u6236\uff1a<\/p>\n
<?php\n$sql = \"SELECT * FROM users\";\n$result = $conn->query($sql);\n\nif ($result->num_rows > 0) {\n    \/\/ \u8f38\u51fa\u6bcf\u884c\u6578\u64da\n    while($row = $result->fetch_assoc()) {\n        echo \"id: \" . $row[\"id\"]. \" - Name: \" . $row[\"name\"]. \"<br>\";\n    }\n} else {\n    echo \"0 \u7d50\u679c\";\n}\n?><\/code><\/pre>\n
\u8655\u7406\u67e5\u8a62\u7d50\u679c<\/h2>\n
\u67e5\u8a62\u7d50\u679c\u53ef\u4ee5\u901a\u904e\u4e0d\u540c\u7684\u65b9\u5f0f\u9032\u884c\u8655\u7406\u3002\u4e0a\u9762\u7684\u7bc4\u4f8b\u4f7f\u7528\u4e86 while \u5faa\u74b0\u4f86\u904d\u6b77\u7d50\u679c\u96c6\u3002\u958b\u767c\u8005\u53ef\u4ee5\u6839\u64da\u9700\u8981\u5c0d\u6578\u64da\u9032\u884c\u683c\u5f0f\u5316\u6216\u9032\u4e00\u6b65\u8655\u7406\u3002<\/p>\n
\u9632\u6b62 SQL \u6ce8\u5165<\/h2>\n
\u5728\u9032\u884c\u6578\u64da\u5eab\u67e5\u8a62\u6642\uff0c\u5b89\u5168\u6027\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002SQL \u6ce8\u5165\u662f\u4e00\u7a2e\u5e38\u898b\u7684\u653b\u64ca\u65b9\u5f0f\uff0c\u958b\u767c\u8005\u61c9\u8a72\u63a1\u53d6\u63aa\u65bd\u4f86\u9632\u6b62\u9019\u7a2e\u60c5\u6cc1\u3002\u4f7f\u7528\u9810\u8655\u7406\u8a9e\u53e5\u662f\u4e00\u7a2e\u6709\u6548\u7684\u9632\u7bc4\u63aa\u65bd\uff1a<\/p>\n
<?php\n$stmt = $conn->prepare(\"SELECT * FROM users WHERE email = ?\");\n$stmt->bind_param(\"s\", $email);\n$email = \"user@example.com\";\n$stmt->execute();\n$result = $stmt->get_result();\n\nwhile($row = $result->fetch_assoc()) {\n    echo \"id: \" . $row[\"id\"]. \" - Name: \" . $row[\"name\"]. \"<br>\";\n}\n$stmt->close();\n?><\/code><\/pre>\n
\u95dc\u9589\u6578\u64da\u5eab\u9023\u63a5<\/h2>\n
\u5728\u5b8c\u6210\u6240\u6709\u64cd\u4f5c\u5f8c\uff0c\u61c9\u8a72\u95dc\u9589\u6578\u64da\u5eab\u9023\u63a5\u4ee5\u91cb\u653e\u8cc7\u6e90\uff1a<\/p>\n
<?php\n$conn->close();\n?><\/code><\/pre>\n
\u7e3d\u7d50<\/h2>\n
\u4f7f\u7528 PHP \u8207 MySQL \u9032\u884c Web \u67e5\u8a62\u662f\u4e00\u500b\u5f37\u5927\u4e14\u9748\u6d3b\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u9069\u5408\u5404\u7a2e\u898f\u6a21\u7684\u61c9\u7528\u7a0b\u5e8f\u3002\u901a\u904e\u5efa\u7acb\u5b89\u5168\u7684\u6578\u64da\u5eab\u9023\u63a5\u3001\u57f7\u884c\u67e5\u8a62\u3001\u8655\u7406\u7d50\u679c\u4ee5\u53ca\u9632\u6b62 SQL \u6ce8\u5165\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406\u6578\u64da\u4e26\u63d0\u5347\u61c9\u7528\u7684\u5b89\u5168\u6027\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u80fd\u548c\u7a69\u5b9a\u6027\u7684\u7db2\u7ad9\uff0c\u9078\u64c7\u5408\u9069\u7684 VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4e5f\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u7121\u8ad6\u662f\u9078\u64c7 \u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u985e\u578b\u7684 \u4f3a\u670d\u5668<\/a>\uff0c\u90fd\u80fd\u70ba\u60a8\u7684\u7db2\u7ad9\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u63a2\u7d22\u5982\u4f55\u4f7f\u7528 PHP \u548c MySQL \u5f9e Web \u67e5\u8a62\u6578\u64da\u5eab\uff0c\u638c\u63e1\u6578\u64da\u7ba1\u7406\u8207\u52d5\u614b\u7db2\u7ad9\u958b\u767c\u7684\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-153253","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/153253","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=153253"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/153253\/revisions"}],"predecessor-version":[{"id":153254,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/153253\/revisions\/153254"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=153253"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=153253"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=153253"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}