{"id":17873,"date":"2024-11-18T15:20:02","date_gmt":"2024-11-18T07:20:02","guid":{"rendered":"https:\/\/fwq.ai\/blog\/17873\/"},"modified":"2024-11-18T15:20:02","modified_gmt":"2024-11-18T07:20:02","slug":"phpstudy%e6%80%8e%e4%b9%88%e8%b0%83%e7%94%a8%e6%95%b0%e6%8d%ae%e5%ba%93","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/17873\/","title":{"rendered":"phpstudy\u600e\u4e48\u8c03\u7528\u6570\u636e\u5e93"},"content":{"rendered":"<blockquote><p>\n  \u4f7f\u7528 php study \u8c03\u7528\u6570\u636e\u5e93\u6b65\u9aa4\u5982\u4e0b\uff1a\u5bfc\u5165 sql \u6587\u4ef6\u5e76\u9009\u62e9\u8981\u64cd\u4f5c\u7684\u6570\u636e\u5e93\u7248\u672c\uff1b\u4f7f\u7528 mysql_connect() \u8fde\u63a5\u5230\u6570\u636e\u5e93\uff0c\u63d0\u4f9b\u4e3b\u673a\u3001\u7528\u6237\u540d\u3001\u5bc6\u7801\u548c\u6570\u636e\u5e93\u540d\uff1b\u4f7f\u7528 mysql_select_db() \u9009\u62e9\u8981\u64cd\u4f5c\u7684\u6570\u636e\u5e93\uff1b\u4f7f\u7528 mysql_query() \u6267\u884c sql \u67e5\u8be2\uff1b\u4f7f\u7528 mysql_fetch_assoc() \u83b7\u53d6\u67e5\u8be2\u7ed3\u679c\uff1b\u4f7f\u7528 mysql_close() \u5173\u95ed\u6570\u636e\u5e93\u8fde\u63a5\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202404\/02\/2024040216331314956.jpg\" class=\"aligncenter\" title=\"phpstudy\u600e\u4e48\u8c03\u7528\u6570\u636e\u5e93\u63d2\u56fe\" alt=\"phpstudy\u600e\u4e48\u8c03\u7528\u6570\u636e\u5e93\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u4f7f\u7528 PHP Study \u8c03\u7528\u6570\u636e\u5e93<\/strong><\/p>\n<p><strong>1. \u5bfc\u5165\u6570\u636e\u5e93<\/strong><\/p>\n<ul>\n<li>\u6253\u5f00 PHP Study \u63a7\u5236\u9762\u677f\uff0c\u70b9\u51fb\u201c\u6570\u636e\u5e93\u201d\u3002<\/li>\n<li>\u70b9\u51fb\u201c\u5bfc\u5165\u6570\u636e\u5e93\u201d\uff0c\u9009\u62e9\u8981\u5bfc\u5165\u7684 SQL \u6587\u4ef6\u3002<\/li>\n<li>\u9009\u62e9\u8981\u5bfc\u5165\u6570\u636e\u5e93\u7684 MySQL \u7248\u672c\u3002<\/li>\n<\/ul>\n<p><strong>2. \u8fde\u63a5\u6570\u636e\u5e93<\/strong><\/p>\n<ul>\n<li>\u6253\u5f00 PHP \u6587\u4ef6\u6216\u9875\u9762\u3002<\/li>\n<li>\u4f7f\u7528 mysql_connect() \u51fd\u6570\u8fde\u63a5\u5230\u6570\u636e\u5e93\u3002<\/li>\n<\/ul>\n<pre>$host = 'localhost';\n$user = 'username';\n$password = 'password';\n$database = 'database_name';\n\n$conn = mysql_connect($host, $user, $password);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>3. \u9009\u62e9\u6570\u636e\u5e93<\/strong><\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<ul>\n<li>\u4f7f\u7528 mysql_select_db() \u51fd\u6570\u9009\u62e9\u8981\u64cd\u4f5c\u7684\u6570\u636e\u5e93\u3002<\/li>\n<\/ul>\n<pre>mysql_select_db($database, $conn);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>4. \u6267\u884c SQL \u67e5\u8be2<\/strong><\/p>\n<ul>\n<li>\u4f7f\u7528 mysql_query() \u51fd\u6570\u6267\u884c SQL \u67e5\u8be2\u3002<\/li>\n<\/ul>\n<pre>$query = 'SELECT * FROM users';\n$result = mysql_query($query, $conn);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>5. \u5904\u7406\u67e5\u8be2\u7ed3\u679c<\/strong><\/p>\n<ul>\n<li>\u4f7f\u7528 mysql_fetch_assoc() \u51fd\u6570\u83b7\u53d6\u67e5\u8be2\u7ed3\u679c\u3002<\/li>\n<\/ul>\n<pre>while ($row = mysql_fetch_assoc($result)) {\n  \/\/ \u5904\u7406\u6570\u636e\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>6. \u5173\u95ed\u8fde\u63a5<\/strong><\/p>\n<ul>\n<li>\u4f7f\u7528 mysql_close() \u51fd\u6570\u5173\u95ed\u6570\u636e\u5e93\u8fde\u63a5\u3002<\/li>\n<\/ul>\n<pre>mysql_close($conn);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u600e\u4e48\u8c03\u7528\u6570\u636e\u5e93\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f7f\u7528 php study \u8c03\u7528\u6570\u636e\u5e93\u6b65\u9aa4\u5982\u4e0b\uff1a\u5bfc\u5165 sql \u6587\u4ef6\u5e76\u9009\u62e9\u8981\u64cd\u4f5c\u7684\u6570\u636e\u5e93\u7248\u672c\uff1b\u4f7f\u7528 mysql_connect() \u8fde\u63a5\u5230\u6570\u636e\u5e93\uff0c\u63d0\u4f9b\u4e3b\u673a\u3001\u7528\u6237\u540d\u3001\u5bc6\u7801\u548c\u6570\u636e\u5e93\u540d\uff1b\u4f7f\u7528 mysql_select_db() \u9009\u62e9\u8981\u64cd\u4f5c\u7684\u6570\u636e\u5e93\uff1b\u4f7f\u7528 mysql_query() \u6267\u884c sql \u67e5\u8be2\uff1b\u4f7f\u7528 mysql_fetch_assoc() \u83b7\u53d6\u67e5\u8be2\u7ed3\u679c\uff1b\u4f7f\u7528 mysql_close() \u5173\u95ed\u6570\u636e\u5e93\u8fde\u63a5\u3002 \u5982\u4f55\u4f7f\u7528 PHP Study \u8c03\u7528\u6570\u636e\u5e93 1. \u5bfc\u5165\u6570\u636e\u5e93 \u6253\u5f00 PHP Study \u63a7\u5236\u9762\u677f\uff0c\u70b9\u51fb\u201c\u6570\u636e\u5e93\u201d\u3002 \u70b9\u51fb\u201c\u5bfc\u5165\u6570\u636e\u5e93\u201d\uff0c\u9009\u62e9\u8981\u5bfc\u5165\u7684 SQL \u6587\u4ef6\u3002 \u9009\u62e9\u8981\u5bfc\u5165\u6570\u636e\u5e93\u7684 MySQL \u7248\u672c\u3002 2. \u8fde\u63a5\u6570\u636e\u5e93 \u6253\u5f00 PHP \u6587\u4ef6\u6216\u9875\u9762\u3002 \u4f7f\u7528 mysql_connect() \u51fd\u6570\u8fde\u63a5\u5230\u6570\u636e\u5e93\u3002 $host = &#8216;localhost&#8217;; $user = &#8216;username&#8217;; $password = &#8216;password&#8217;; $database = &#8216;database_name&#8217;; $conn [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-17873","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/17873","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=17873"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/17873\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=17873"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=17873"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=17873"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}