{"id":6691,"date":"2024-03-14T04:34:40","date_gmt":"2024-03-14T04:34:40","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/what-is-the-usage-of-mysql-connect\/"},"modified":"2025-08-02T06:51:26","modified_gmt":"2025-08-02T06:51:26","slug":"what-is-the-usage-of-mysql-connect","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/what-is-the-usage-of-mysql-connect\/","title":{"rendered":"MySQL Connect: mysqli_connect Function Guide"},"content":{"rendered":"<p>In MySQL, you can use the MySQL Connect function to connect to a MySQL database. The basic syntax of the MySQL Connect function is as follows:<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-title function_ invoke__\">mysqli_connect<\/span>(servername, username, password, dbname);\r\n<\/code><\/pre>\n<p>The meaning of the parameters are as follows:<\/p>\n<ol>\n<li>Server name: specify the hostname or IP address of the MySQL server to connect to.<\/li>\n<li>Username: The MySQL username specified for the connection.<\/li>\n<li>password: the designated MySQL password used for connection.<\/li>\n<li>Database name: specifies the name of the database to connect to.<\/li>\n<\/ol>\n<p>The sample code is provided below:<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-variable\">$servername<\/span> = <span class=\"hljs-string\">\"localhost\"<\/span>;\r\n<span class=\"hljs-variable\">$username<\/span> = <span class=\"hljs-string\">\"root\"<\/span>;\r\n<span class=\"hljs-variable\">$password<\/span> = <span class=\"hljs-string\">\"password\"<\/span>;\r\n<span class=\"hljs-variable\">$dbname<\/span> = <span class=\"hljs-string\">\"mydatabase\"<\/span>;\r\n\r\n<span class=\"hljs-comment\">\/\/ \u521b\u5efa\u8fde\u63a5<\/span>\r\n<span class=\"hljs-variable\">$conn<\/span> = <span class=\"hljs-title function_ invoke__\">mysqli_connect<\/span>(<span class=\"hljs-variable\">$servername<\/span>, <span class=\"hljs-variable\">$username<\/span>, <span class=\"hljs-variable\">$password<\/span>, <span class=\"hljs-variable\">$dbname<\/span>);\r\n\r\n<span class=\"hljs-comment\">\/\/ \u68c0\u67e5\u8fde\u63a5\u662f\u5426\u6210\u529f<\/span>\r\n<span class=\"hljs-keyword\">if<\/span> (!<span class=\"hljs-variable\">$conn<\/span>) {\r\n    <span class=\"hljs-keyword\">die<\/span>(<span class=\"hljs-string\">\"\u8fde\u63a5\u5931\u8d25: \"<\/span> . <span class=\"hljs-title function_ invoke__\">mysqli_connect_error<\/span>());\r\n}\r\n\r\n<span class=\"hljs-keyword\">echo<\/span> <span class=\"hljs-string\">\"\u8fde\u63a5\u6210\u529f\"<\/span>;\r\n\r\n<span class=\"hljs-comment\">\/\/ \u5173\u95ed\u8fde\u63a5<\/span>\r\n<span class=\"hljs-title function_ invoke__\">mysqli_close<\/span>(<span class=\"hljs-variable\">$conn<\/span>);\r\n<\/code><\/pre>\n<p>The above sample code uses the mysqli_connect function to connect to a MySQL database, checks for successful and failed connections, and finally closes the connection.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In MySQL, you can use the MySQL Connect function to connect to a MySQL database. The basic syntax of the MySQL Connect function is as follows: mysqli_connect(servername, username, password, dbname); The meaning of the parameters are as follows: Server name: specify the hostname or IP address of the MySQL server to connect to. Username: The [&hellip;]<\/p>\n","protected":false},"author":14,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_import_markdown_pro_load_document_selector":0,"_import_markdown_pro_submit_text_textarea":"","footnotes":""},"categories":[1],"tags":[1788,8202,3136,8238,3135],"class_list":["post-6691","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-database-connection","tag-mysql-connect","tag-mysqli","tag-mysqli_connect","tag-php-mysql"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>MySQL Connect: mysqli_connect Function Guide - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"Learn how to use MySQL Connect function to establish database connections. 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