{"id":96462,"date":"2024-10-20T09:39:17","date_gmt":"2024-10-20T01:39:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/96462\/"},"modified":"2024-10-20T09:39:18","modified_gmt":"2024-10-20T01:39:18","slug":"php%e7%89%88%e6%9c%ac%e9%9c%80%e6%b1%82%ef%bc%9a%e6%98%af%e5%90%a6%e6%94%af%e6%8c%81%e9%80%a3%e6%8e%a5%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%9f-php%e8%83%bd%e9%80%a3%e6%8e%a5%e6%95%b8%e6%93%9a%e5%ba%ab","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/96462\/","title":{"rendered":"php\u7248\u672c\u9700\u6c42\uff1a\u662f\u5426\u652f\u6301\u9023\u63a5\u6578\u64da\u5eab\uff1f (php\u80fd\u9023\u63a5\u6578\u64da\u5eab\u7684\u7248\u672c\u55ce)"},"content":{"rendered":"<h1 id=\"php%e7%89%88%e6%9c%ac%e9%9c%80%e6%b1%82%ef%bc%9a%e6%98%af%e5%90%a6%e6%94%af%e6%8c%81%e9%80%a3%e6%8e%a5%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%9f-dbkZAZMAZM\">PHP\u7248\u672c\u9700\u6c42\uff1a\u662f\u5426\u652f\u6301\u9023\u63a5\u6578\u64da\u5eab\uff1f<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u7db2\u7d61\u958b\u767c\u4e2d\uff0cPHP\u4f5c\u70ba\u4e00\u7a2e\u6d41\u884c\u7684\u4f3a\u670d\u5668\u7aef\u8173\u672c\u8a9e\u8a00\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u7db2\u7ad9\u548c\u61c9\u7528\u7a0b\u5e8f\u7684\u958b\u767c\u3002\u96a8\u8457\u6280\u8853\u7684\u9032\u6b65\uff0cPHP\u7684\u7248\u672c\u4e0d\u65b7\u66f4\u65b0\uff0c\u9019\u4e5f\u5f15\u767c\u4e86\u8a31\u591a\u958b\u767c\u8005\u5c0d\u65bc\u4e0d\u540c\u7248\u672c\u7684PHP\u662f\u5426\u652f\u6301\u9023\u63a5\u6578\u64da\u5eab\u7684\u7591\u554f\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0ePHP\u7684\u7248\u672c\u9700\u6c42\u53ca\u5176\u5c0d\u6578\u64da\u5eab\u9023\u63a5\u7684\u652f\u6301\u60c5\u6cc1\u3002<\/p>\n<h2 id=\"php%e7%89%88%e6%9c%ac%e6%a6%82%e8%bf%b0-dbkZAZMAZM\">PHP\u7248\u672c\u6982\u8ff0<\/h2>\n<p>PHP\u7684\u7248\u672c\u6b77\u53f2\u53ef\u4ee5\u8ffd\u6eaf\u52301995\u5e74\uff0c\u96a8\u8457\u6642\u9593\u7684\u63a8\u79fb\uff0cPHP\u7d93\u6b77\u4e86\u591a\u6b21\u91cd\u5927\u66f4\u65b0\u3002\u7576\u524d\u4e3b\u6d41\u7684PHP\u7248\u672c\u5305\u62ecPHP 7.x\u548cPHP 8.x\u3002\u6bcf\u500b\u7248\u672c\u90fd\u5f15\u5165\u4e86\u65b0\u7684\u529f\u80fd\u548c\u6027\u80fd\u6539\u9032\uff0c\u540c\u6642\u4e5f\u5c0d\u820a\u7248\u672c\u7684\u652f\u6301\u9032\u884c\u4e86\u8abf\u6574\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e6%94%af%e6%8c%81%e7%9a%84%e5%9f%ba%e6%9c%ac%e8%a6%81%e6%b1%82-dbkZAZMAZM\">\u6578\u64da\u5eab\u652f\u6301\u7684\u57fa\u672c\u8981\u6c42<\/h2>\n<p>PHP\u672c\u8eab\u4e26\u4e0d\u76f4\u63a5\u5305\u542b\u6578\u64da\u5eab\uff0c\u800c\u662f\u901a\u904e\u64f4\u5c55\u4f86\u652f\u6301\u4e0d\u540c\u7684\u6578\u64da\u5eab\u7cfb\u7d71\u3002\u6700\u5e38\u898b\u7684\u6578\u64da\u5eab\u64f4\u5c55\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>MySQLi<\/strong>\uff1a\u9019\u662f\u5c0dMySQL\u6578\u64da\u5eab\u7684\u6539\u9032\u64f4\u5c55\uff0c\u652f\u6301\u9762\u5411\u5c0d\u8c61\u7684\u7de8\u7a0b\u548c\u9810\u8655\u7406\u8a9e\u53e5\u3002<\/li>\n<li><strong>PDO\uff08PHP Data Objects\uff09<\/strong>\uff1a\u9019\u662f\u4e00\u500b\u6578\u64da\u5eab\u62bd\u8c61\u5c64\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u5eab\uff0c\u5305\u62ecMySQL\u3001PostgreSQL\u3001SQLite\u7b49\u3002<\/li>\n<\/ul>\n<h2 id=\"%e4%b8%8d%e5%90%8cphp%e7%89%88%e6%9c%ac%e7%9a%84%e6%95%b8%e6%93%9a%e5%ba%ab%e9%80%a3%e6%8e%a5%e6%94%af%e6%8c%81-dbkZAZMAZM\">\u4e0d\u540cPHP\u7248\u672c\u7684\u6578\u64da\u5eab\u9023\u63a5\u652f\u6301<\/h2>\n<h3 id=\"php-5-x-dbkZAZMAZM\">PHP 5.x<\/h3>\n<p>\u5728PHP 5.x\u7248\u672c\u4e2d\uff0cMySQL\u64f4\u5c55\u662f\u6700\u5e38\u7528\u7684\u6578\u64da\u5eab\u9023\u63a5\u65b9\u5f0f\u3002\u7136\u800c\uff0c\u9019\u500b\u64f4\u5c55\u5728PHP 7.0\u4e2d\u5df2\u7d93\u88ab\u79fb\u9664\uff0c\u56e0\u6b64\u5efa\u8b70\u958b\u767c\u8005\u4f7f\u7528MySQLi\u6216PDO\u4f86\u9032\u884c\u6578\u64da\u5eab\u64cd\u4f5c\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528MySQLi\u9023\u63a5\u6578\u64da\u5eab\u7684\u7bc4\u4f8b\uff1a<\/p>\n<pre><code>&lt;?php\n$servername = \"localhost\";\n$username = \"username\";\n$password = \"password\";\n$dbname = \"database\";\n\n\/\/ \u5275\u5efa\u9023\u63a5\n$conn = new mysqli($servername, $username, $password, $dbname);\n\n\/\/ \u6aa2\u67e5\u9023\u63a5\nif ($conn-&gt;connect_error) {\n    die(\"\u9023\u63a5\u5931\u6557: \" . $conn-&gt;connect_error);\n}\necho \"\u9023\u63a5\u6210\u529f\";\n?&gt;<\/code><\/pre>\n<h3 id=\"php-7-x-dbkZAZMAZM\">PHP 7.x<\/h3>\n<p>PHP 7.x\u7248\u672c\u5f15\u5165\u4e86\u8a31\u591a\u6027\u80fd\u6539\u9032\uff0c\u4e26\u4e14\u5f37\u70c8\u5efa\u8b70\u4f7f\u7528MySQLi\u6216PDO\u9032\u884c\u6578\u64da\u5eab\u9023\u63a5\u3002\u9019\u4e9b\u64f4\u5c55\u4e0d\u50c5\u63d0\u4f9b\u4e86\u66f4\u597d\u7684\u6027\u80fd\uff0c\u9084\u589e\u52a0\u4e86\u5b89\u5168\u6027\u548c\u9748\u6d3b\u6027\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528PDO\u9023\u63a5\u6578\u64da\u5eab\u7684\u7bc4\u4f8b\uff1a<\/p>\n<pre><code>&lt;?php\ntry {\n    $conn = new PDO(\"mysql:host=localhost;dbname=database\", \"username\", \"password\");\n    \/\/ \u8a2d\u7f6e\u932f\u8aa4\u6a21\u5f0f\u70ba\u7570\u5e38\n    $conn-&gt;setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);\n    echo \"\u9023\u63a5\u6210\u529f\";\n} catch(PDOException $e) {\n    echo \"\u9023\u63a5\u5931\u6557: \" . $e-&gt;getMessage();\n}\n?&gt;<\/code><\/pre>\n<h3 id=\"php-8-x-dbkZAZMAZM\">PHP 8.x<\/h3>\n<p>PHP 8.x\u7248\u672c\u9032\u4e00\u6b65\u589e\u5f37\u4e86\u6027\u80fd\u548c\u8a9e\u6cd5\u7279\u6027\uff0c\u4e26\u4e14\u7e7c\u7e8c\u652f\u6301MySQLi\u548cPDO\u3002\u958b\u767c\u8005\u53ef\u4ee5\u5229\u7528\u65b0\u7279\u6027\u4f86\u7c21\u5316\u6578\u64da\u5eab\u64cd\u4f5c\uff0c\u4f8b\u5982\u4f7f\u7528\u547d\u540d\u53c3\u6578\u548c\u5c6c\u6027\u63d0\u5347\u7b49\u529f\u80fd\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-dbkZAZMAZM\">\u7d50\u8ad6<\/h2>\n<p>\u7e3d\u7d50\u4f86\u8aaa\uff0c\u7121\u8ad6\u662fPHP 5.x\u30017.x\u9084\u662f8.x\u7248\u672c\uff0c\u90fd\u53ef\u4ee5\u652f\u6301\u9023\u63a5\u6578\u64da\u5eab\uff0c\u4f46\u5efa\u8b70\u4f7f\u7528MySQLi\u6216PDO\u64f4\u5c55\u4f86\u9032\u884c\u6578\u64da\u5eab\u64cd\u4f5c\u3002\u96a8\u8457PHP\u7248\u672c\u7684\u66f4\u65b0\uff0c\u958b\u767c\u8005\u61c9\u8a72\u53ca\u6642\u66f4\u65b0\u5176\u4ee3\u78bc\uff0c\u4ee5\u5229\u7528\u65b0\u7248\u672c\u5e36\u4f86\u7684\u6027\u80fd\u548c\u5b89\u5168\u6027\u6539\u9032\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\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\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u7528\u6236\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u4f3a\u670d\u5668\u89e3\u6c7a\u65b9\u6848\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3PHP\u7248\u672c\u9700\u6c42\uff0c\u78ba\u8a8d\u5176\u662f\u5426\u652f\u6301\u6578\u64da\u5eab\u9023\u63a5\uff0c\u52a9\u60a8\u9078\u64c7\u5408\u9069\u7684PHP\u7248\u672c\u4ee5\u5be6\u73fe\u6578\u64da\u5eab\u529f\u80fd\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-96462","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96462","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=96462"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96462\/revisions"}],"predecessor-version":[{"id":96463,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96462\/revisions\/96463"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=96462"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=96462"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=96462"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}