{"id":96512,"date":"2024-10-20T10:04:17","date_gmt":"2024-10-20T02:04:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/96512\/"},"modified":"2024-10-20T10:04:18","modified_gmt":"2024-10-20T02:04:18","slug":"php%e6%8a%80%e5%b7%a7%ef%bc%9a%e5%a6%82%e4%bd%95%e5%b0%87%e5%a4%9a%e5%bc%b5%e5%9c%96%e7%89%87%e4%b8%8a%e5%82%b3%e5%88%b0%e6%95%b8%e6%93%9a%e5%ba%ab-php%e4%b8%8a%e5%82%b3%e5%a4%9a%e5%9c%96%e5%88%b0","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/96512\/","title":{"rendered":"PHP\u6280\u5de7\uff1a\u5982\u4f55\u5c07\u591a\u5f35\u5716\u7247\u4e0a\u50b3\u5230\u6578\u64da\u5eab (php\u4e0a\u50b3\u591a\u5716\u5230\u6578\u64da\u5eab)"},"content":{"rendered":"<h1 id=\"php%e6%8a%80%e5%b7%a7%ef%bc%9a%e5%a6%82%e4%bd%95%e5%b0%87%e5%a4%9a%e5%bc%b5%e5%9c%96%e7%89%87%e4%b8%8a%e5%82%b3%e5%88%b0%e6%95%b8%e6%93%9a%e5%ba%ab-zcuxZxZKYF\">PHP\u6280\u5de7\uff1a\u5982\u4f55\u5c07\u591a\u5f35\u5716\u7247\u4e0a\u50b3\u5230\u6578\u64da\u5eab<\/h1>\n<p>\u5728\u73fe\u4eca\u7684\u7db2\u7d61\u61c9\u7528\u4e2d\uff0c\u5716\u7247\u7684\u4e0a\u50b3\u8207\u7ba1\u7406\u662f\u975e\u5e38\u5e38\u898b\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f\u793e\u4ea4\u5a92\u9ad4\u5e73\u53f0\u3001\u96fb\u5b50\u5546\u52d9\u7db2\u7ad9\u9084\u662f\u500b\u4eba\u535a\u5ba2\uff0c\u4f7f\u7528\u8005\u90fd\u5e0c\u671b\u80fd\u5920\u65b9\u4fbf\u5730\u4e0a\u50b3\u591a\u5f35\u5716\u7247\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528PHP\u5c07\u591a\u5f35\u5716\u7247\u4e0a\u50b3\u5230\u6578\u64da\u5eab\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u4ee3\u78bc\u793a\u4f8b\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7406\u89e3\u9019\u4e00\u904e\u7a0b\u3002<\/p>\n<h2 id=\"%e6%ba%96%e5%82%99%e5%b7%a5%e4%bd%9c-zcuxZxZKYF\">\u6e96\u5099\u5de5\u4f5c<\/h2>\n<p>\u5728\u958b\u59cb\u4e4b\u524d\uff0c\u78ba\u4fdd\u4f60\u5df2\u7d93\u6709\u4e00\u500b\u904b\u884c\u4e2d\u7684PHP\u74b0\u5883\uff0c\u4e26\u4e14\u5df2\u7d93\u5b89\u88dd\u4e86MySQL\u6578\u64da\u5eab\u3002\u63a5\u4e0b\u4f86\uff0c\u6211\u5011\u9700\u8981\u5275\u5efa\u4e00\u500b\u6578\u64da\u5eab\u548c\u4e00\u500b\u8868\u4f86\u5b58\u5132\u5716\u7247\u4fe1\u606f\u3002<\/p>\n<pre><code>CREATE DATABASE image_upload;\nUSE image_upload;\n\nCREATE TABLE images (\n    id INT(11) AUTO_INCREMENT PRIMARY KEY,\n    image_name VARCHAR(255) NOT NULL,\n    image_data LONGBLOB NOT NULL,\n    upload_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP\n);\n<\/code><\/pre>\n<h2 id=\"html%e8%a1%a8%e5%96%ae-zcuxZxZKYF\">HTML\u8868\u55ae<\/h2>\n<p>\u9996\u5148\uff0c\u6211\u5011\u9700\u8981\u4e00\u500bHTML\u8868\u55ae\u4f86\u8b93\u7528\u6236\u4e0a\u50b3\u5716\u7247\u3002\u9019\u500b\u8868\u55ae\u9700\u8981\u8a2d\u7f6e\u70ba`enctype=&#8221;multipart\/form-data&#8221;`\uff0c\u4ee5\u4fbf\u80fd\u5920\u4e0a\u50b3\u6587\u4ef6\u3002<\/p>\n<pre><code>&lt;form action=\"upload.php\" method=\"post\" enctype=\"multipart\/form-data\"&gt;\n    &lt;input type=\"file\" name=\"images[]\" multiple required&gt;\n    &lt;input type=\"submit\" value=\"\u4e0a\u50b3\u5716\u7247\"&gt;\n&lt;\/form&gt;\n<\/code><\/pre>\n<h2 id=\"php%e8%99%95%e7%90%86%e4%b8%8a%e5%82%b3-zcuxZxZKYF\">PHP\u8655\u7406\u4e0a\u50b3<\/h2>\n<p>\u63a5\u4e0b\u4f86\uff0c\u6211\u5011\u9700\u8981\u5728`upload.php`\u4e2d\u8655\u7406\u4e0a\u50b3\u7684\u5716\u7247\u3002\u4ee5\u4e0b\u662f\u8655\u7406\u4e0a\u50b3\u7684\u57fa\u672c\u4ee3\u78bc\uff1a<\/p>\n<pre><code>&lt;?php\nif ($_SERVER['REQUEST_METHOD'] == 'POST') {\n    $conn = new mysqli('localhost', 'username', 'password', 'image_upload');\n\n    if ($conn-&gt;connect_error) {\n        die(\"\u9023\u63a5\u5931\u6557: \" . $conn-&gt;connect_error);\n    }\n\n    foreach ($_FILES['images']['tmp_name'] as $key =&gt; $tmp_name) {\n        $image_name = $_FILES['images']['name'][$key];\n        $image_data = file_get_contents($tmp_name);\n\n        $stmt = $conn-&gt;prepare(\"INSERT INTO images (image_name, image_data) VALUES (?, ?)\");\n        $stmt-&gt;bind_param(\"sb\", $image_name, $image_data);\n        $stmt-&gt;execute();\n    }\n\n    echo \"\u5716\u7247\u4e0a\u50b3\u6210\u529f\uff01\";\n    $stmt-&gt;close();\n    $conn-&gt;close();\n}\n?&gt;\n<\/code><\/pre>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-zcuxZxZKYF\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<ul>\n<li>\u78ba\u4fddPHP\u7684`file_uploads`\u8a2d\u7f6e\u70ba`On`\u3002<\/li>\n<li>\u6839\u64da\u9700\u8981\u8abf\u6574`post_max_size`\u548c`upload_max_filesize`\u7684\u8a2d\u7f6e\uff0c\u4ee5\u652f\u6301\u5927\u6587\u4ef6\u4e0a\u50b3\u3002<\/li>\n<li>\u8003\u616e\u5c0d\u4e0a\u50b3\u7684\u5716\u7247\u9032\u884c\u9a57\u8b49\uff0c\u4ee5\u9632\u6b62\u4e0d\u5b89\u5168\u7684\u6587\u4ef6\u985e\u578b\u4e0a\u50b3\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%be%9e%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e6%aa%a2%e7%b4%a2%e5%9c%96%e7%89%87-zcuxZxZKYF\">\u5f9e\u6578\u64da\u5eab\u4e2d\u6aa2\u7d22\u5716\u7247<\/h2>\n<p>\u4e0a\u50b3\u5716\u7247\u5f8c\uff0c\u60a8\u53ef\u80fd\u9084\u9700\u8981\u5f9e\u6578\u64da\u5eab\u4e2d\u6aa2\u7d22\u4e26\u986f\u793a\u9019\u4e9b\u5716\u7247\u3002\u4ee5\u4e0b\u662f\u6aa2\u7d22\u5716\u7247\u7684\u4ee3\u78bc\u793a\u4f8b\uff1a<\/p>\n<pre><code>&lt;?php\n$conn = new mysqli('localhost', 'username', 'password', 'image_upload');\n\nif ($conn-&gt;connect_error) {\n    die(\"\u9023\u63a5\u5931\u6557: \" . $conn-&gt;connect_error);\n}\n\n$result = $conn-&gt;query(\"SELECT * FROM images\");\n\nwhile ($row = $result-&gt;fetch_assoc()) {\n    echo '&lt;div&gt;';\n    echo '&lt;h3&gt;' . $row['image_name'] . '&lt;\/h3&gt;';\n    echo '&lt;img src=\"data:image\/jpeg;base64,' . base64_encode($row['image_data']) . '\" \/&gt;';\n    echo '&lt;\/div&gt;';\n}\n\n$conn-&gt;close();\n?&gt;\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-zcuxZxZKYF\">\u7e3d\u7d50<\/h2>\n<p>\u901a\u904e\u4ee5\u4e0a\u6b65\u9a5f\uff0c\u6211\u5011\u53ef\u4ee5\u8f15\u9b06\u5730\u4f7f\u7528PHP\u5c07\u591a\u5f35\u5716\u7247\u4e0a\u50b3\u5230\u6578\u64da\u5eab\uff0c\u4e26\u80fd\u5920\u5f9e\u6578\u64da\u5eab\u4e2d\u6aa2\u7d22\u548c\u986f\u793a\u9019\u4e9b\u5716\u7247\u3002\u9019\u4e00\u904e\u7a0b\u4e0d\u50c5\u63d0\u9ad8\u4e86\u7528\u6236\u9ad4\u9a57\uff0c\u4e5f\u70ba\u958b\u767c\u8005\u63d0\u4f9b\u4e86\u9748\u6d3b\u7684\u5716\u7247\u7ba1\u7406\u65b9\u6848\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u7db2\u7ad9\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528PHP\u5c07\u591a\u5f35\u5716\u7247\u4e0a\u50b3\u5230\u6578\u64da\u5eab\uff0c\u7c21\u5316\u5716\u7247\u7ba1\u7406\uff0c\u63d0\u5347\u7db2\u7ad9\u6027\u80fd\u8207\u7528\u6236\u9ad4\u9a57\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-96512","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96512","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=96512"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96512\/revisions"}],"predecessor-version":[{"id":96513,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96512\/revisions\/96513"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=96512"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=96512"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=96512"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}