{"id":96516,"date":"2024-10-20T10:06:20","date_gmt":"2024-10-20T02:06:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/96516\/"},"modified":"2024-10-20T10:06:20","modified_gmt":"2024-10-20T02:06:20","slug":"php%e6%8a%80%e8%a1%93%e5%88%86%e4%ba%ab%ef%bc%9a%e5%a6%82%e4%bd%95%e5%b0%81%e8%a3%9dmysqli%e6%95%b8%e6%93%9a%e5%ba%ab%e5%af%a6%e7%8f%be%e9%ab%98%e6%95%88%e6%93%8d%e4%bd%9c-mysqli%e6%95%b8%e6%93%9a","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/96516\/","title":{"rendered":"PHP\u6280\u8853\u5206\u4eab\uff1a\u5982\u4f55\u5c01\u88ddmysqli\u6578\u64da\u5eab\u5be6\u73fe\u9ad8\u6548\u64cd\u4f5c (mysqli\u6578\u64da\u5eab\u5c01\u88dd)"},"content":{"rendered":"<h1 id=\"php%e6%8a%80%e8%a1%93%e5%88%86%e4%ba%ab%ef%bc%9a%e5%a6%82%e4%bd%95%e5%b0%81%e8%a3%9dmysqli%e6%95%b8%e6%93%9a%e5%ba%ab%e5%af%a6%e7%8f%be%e9%ab%98%e6%95%88%e6%93%8d%e4%bd%9c-mysqli%e6%95%b8%e6%93%9a-qpXmSlJLZr\">PHP\u6280\u8853\u5206\u4eab\uff1a\u5982\u4f55\u5c01\u88ddmysqli\u6578\u64da\u5eab\u5be6\u73fe\u9ad8\u6548\u64cd\u4f5c (mysqli\u6578\u64da\u5eab\u5c01\u88dd)<\/h1>\n<p>\u5728\u73fe\u4eca\u7684\u7db2\u9801\u958b\u767c\u4e2d\uff0c\u6578\u64da\u5eab\u64cd\u4f5c\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002PHP\u4f5c\u70ba\u4e00\u7a2e\u6d41\u884c\u7684\u4f3a\u670d\u5668\u7aef\u8a9e\u8a00\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u65b9\u5f0f\u4f86\u8207\u6578\u64da\u5eab\u9032\u884c\u4ea4\u4e92\u3002\u5176\u4e2d\uff0cmysqli\u64f4\u5c55\u662f\u6700\u5e38\u7528\u7684\u9078\u64c7\u4e4b\u4e00\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5c01\u88ddmysqli\u6578\u64da\u5eab\uff0c\u4ee5\u5be6\u73fe\u9ad8\u6548\u7684\u6578\u64da\u5eab\u64cd\u4f5c\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afmysqli%ef%bc%9f-qpXmSlJLZr\">\u4ec0\u9ebc\u662fmysqli\uff1f<\/h2>\n<p>mysqli\uff08MySQL Improved\uff09\u662fPHP\u7684\u4e00\u500b\u64f4\u5c55\uff0c\u65e8\u5728\u63d0\u4f9b\u5c0dMySQL\u6578\u64da\u5eab\u7684\u66f4\u597d\u652f\u6301\u3002\u5b83\u652f\u6301\u9762\u5411\u5c0d\u8c61\u548c\u7a0b\u5e8f\u5316\u7684\u7de8\u7a0b\u98a8\u683c\uff0c\u4e26\u63d0\u4f9b\u4e86\u8a31\u591a\u65b0\u7279\u6027\uff0c\u5982\u9810\u8655\u7406\u8a9e\u53e5\u3001\u4e8b\u52d9\u652f\u6301\u548c\u591a\u8a9e\u53e5\u67e5\u8a62\u7b49\u3002\u9019\u4e9b\u7279\u6027\u4f7f\u5f97mysqli\u6210\u70ba\u958b\u767c\u9ad8\u6548\u3001\u5b89\u5168\u7684\u6578\u64da\u5eab\u61c9\u7528\u7a0b\u5e8f\u7684\u7406\u60f3\u9078\u64c7\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%9c%80%e8%a6%81%e5%b0%81%e8%a3%9dmysqli%ef%bc%9f-qpXmSlJLZr\">\u70ba\u4ec0\u9ebc\u9700\u8981\u5c01\u88ddmysqli\uff1f<\/h2>\n<p>\u76f4\u63a5\u4f7f\u7528mysqli\u9032\u884c\u6578\u64da\u5eab\u64cd\u4f5c\u53ef\u80fd\u6703\u5c0e\u81f4\u4ee3\u78bc\u91cd\u8907\u3001\u53ef\u8b80\u6027\u5dee\u548c\u7dad\u8b77\u56f0\u96e3\u3002\u901a\u904e\u5c01\u88ddmysqli\uff0c\u6211\u5011\u53ef\u4ee5\uff1a<\/p>\n<ul>\n<li>\u63d0\u9ad8\u4ee3\u78bc\u7684\u53ef\u91cd\u7528\u6027<\/li>\n<li>\u7c21\u5316\u6578\u64da\u5eab\u64cd\u4f5c\u7684\u6d41\u7a0b<\/li>\n<li>\u589e\u5f37\u4ee3\u78bc\u7684\u53ef\u8b80\u6027\u548c\u53ef\u7dad\u8b77\u6027<\/li>\n<li>\u96c6\u4e2d\u7ba1\u7406\u6578\u64da\u5eab\u9023\u63a5\u548c\u932f\u8aa4\u8655\u7406<\/li>\n<\/ul>\n<h2 id=\"mysqli%e5%b0%81%e8%a3%9d%e7%9a%84%e5%9f%ba%e6%9c%ac%e7%b5%90%e6%a7%8b-qpXmSlJLZr\">mysqli\u5c01\u88dd\u7684\u57fa\u672c\u7d50\u69cb<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684mysqli\u5c01\u88dd\u985e\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>\nclass Database {\n    private $connection;\n\n    public function __construct($host, $user, $password, $database) {\n        $this-&gt;connection = new mysqli($host, $user, $password, $database);\n        if ($this-&gt;connection-&gt;connect_error) {\n            die(\"\u9023\u63a5\u5931\u6557: \" . $this-&gt;connection-&gt;connect_error);\n        }\n    }\n\n    public function query($sql) {\n        $result = $this-&gt;connection-&gt;query($sql);\n        if ($this-&gt;connection-&gt;error) {\n            die(\"\u67e5\u8a62\u932f\u8aa4: \" . $this-&gt;connection-&gt;error);\n        }\n        return $result;\n    }\n\n    public function prepare($sql) {\n        return $this-&gt;connection-&gt;prepare($sql);\n    }\n\n    public function close() {\n        $this-&gt;connection-&gt;close();\n    }\n}\n<\/code><\/pre>\n<h2 id=\"%e4%bd%bf%e7%94%a8%e5%b0%81%e8%a3%9d%e9%a1%9e%e9%80%b2%e8%a1%8c%e6%95%b8%e6%93%9a%e5%ba%ab%e6%93%8d%e4%bd%9c-qpXmSlJLZr\">\u4f7f\u7528\u5c01\u88dd\u985e\u9032\u884c\u6578\u64da\u5eab\u64cd\u4f5c<\/h2>\n<p>\u4f7f\u7528\u4e0a\u8ff0\u5c01\u88dd\u985e\uff0c\u6211\u5011\u53ef\u4ee5\u8f15\u9b06\u5730\u9032\u884c\u6578\u64da\u5eab\u64cd\u4f5c\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u63d2\u5165\u6578\u64da\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>\n$db = new Database('localhost', 'username', 'password', 'database');\n\n\/\/ \u4f7f\u7528query\u65b9\u6cd5\u63d2\u5165\u6578\u64da\n$sql = \"INSERT INTO users (name, email) VALUES ('John Doe', 'john@example.com')\";\n$db-&gt;query($sql);\n\n\/\/ \u4f7f\u7528prepare\u65b9\u6cd5\u63d2\u5165\u6578\u64da\n$stmt = $db-&gt;prepare(\"INSERT INTO users (name, email) VALUES (?, ?)\");\n$stmt-&gt;bind_param(\"ss\", $name, $email);\n\n$name = 'Jane Doe';\n$email = 'jane@example.com';\n$stmt-&gt;execute();\n\n$stmt-&gt;close();\n$db-&gt;close();\n<\/code><\/pre>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e8%99%95%e7%90%86-qpXmSlJLZr\">\u932f\u8aa4\u8655\u7406<\/h2>\n<p>\u5728\u6578\u64da\u5eab\u64cd\u4f5c\u4e2d\uff0c\u932f\u8aa4\u8655\u7406\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u5c01\u88dd\u985e\u4e2d\u53ef\u4ee5\u96c6\u4e2d\u7ba1\u7406\u932f\u8aa4\u8655\u7406\u908f\u8f2f\uff0c\u9019\u6a23\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u78bc\u7684\u53ef\u7dad\u8b77\u6027\u3002\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u7570\u5e38\u8655\u7406\u4f86\u6355\u7372\u932f\u8aa4\uff1a<\/p>\n<pre><code>\npublic function query($sql) {\n    if (!$result = $this-&gt;connection-&gt;query($sql)) {\n        throw new Exception(\"\u67e5\u8a62\u932f\u8aa4: \" . $this-&gt;connection-&gt;error);\n    }\n    return $result;\n}\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-qpXmSlJLZr\">\u7e3d\u7d50<\/h2>\n<p>\u5c01\u88ddmysqli\u6578\u64da\u5eab\u64cd\u4f5c\u4e0d\u50c5\u80fd\u63d0\u9ad8\u4ee3\u78bc\u7684\u53ef\u8b80\u6027\u548c\u53ef\u7dad\u8b77\u6027\uff0c\u9084\u80fd\u96c6\u4e2d\u7ba1\u7406\u6578\u64da\u5eab\u9023\u63a5\u548c\u932f\u8aa4\u8655\u7406\u3002\u901a\u904e\u4f7f\u7528\u9762\u5411\u5c0d\u8c61\u7684\u7de8\u7a0b\u65b9\u6cd5\uff0c\u6211\u5011\u53ef\u4ee5\u5275\u5efa\u4e00\u500b\u9748\u6d3b\u4e14\u9ad8\u6548\u7684\u6578\u64da\u5eab\u64cd\u4f5c\u985e\uff0c\u5f9e\u800c\u7c21\u5316\u958b\u767c\u904e\u7a0b\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u904b\u884c\u60a8\u7684PHP\u61c9\u7528\u7a0b\u5e8f\uff0cServer.HK\u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\uff0c\u9069\u5408\u5404\u7a2e\u9700\u6c42\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u985e\u578b\u7684 <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u5c01\u88ddmysqli\u6578\u64da\u5eab\u4ee5\u5be6\u73fe\u9ad8\u6548\u64cd\u4f5c\uff0c\u63d0\u5347PHP\u958b\u767c\u6548\u7387\uff0c\u7c21\u5316\u6578\u64da\u5eab\u4ea4\u4e92\u904e\u7a0b\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-96516","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96516","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=96516"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96516\/revisions"}],"predecessor-version":[{"id":96517,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96516\/revisions\/96517"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=96516"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=96516"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=96516"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}