{"id":24850,"date":"2024-11-21T11:47:45","date_gmt":"2024-11-21T03:47:45","guid":{"rendered":"https:\/\/fwq.ai\/blog\/24850\/"},"modified":"2024-11-21T11:47:45","modified_gmt":"2024-11-21T03:47:45","slug":"%e5%a6%82%e4%bd%95%e5%88%a9%e7%94%a8laravel%e5%ae%9e%e7%8e%b0%e6%96%87%e4%bb%b6%e4%b8%8a%e4%bc%a0%e5%92%8c%e4%b8%8b%e8%bd%bd%e5%8a%9f%e8%83%bd","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/24850\/","title":{"rendered":"\u5982\u4f55\u5229\u7528Laravel\u5b9e\u73b0\u6587\u4ef6\u4e0a\u4f20\u548c\u4e0b\u8f7d\u529f\u80fd"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/000\/465\/014\/169891419142623.jpg\" class=\"aligncenter\" title=\"\u5982\u4f55\u5229\u7528Laravel\u5b9e\u73b0\u6587\u4ef6\u4e0a\u4f20\u548c\u4e0b\u8f7d\u529f\u80fd\u63d2\u56fe\" alt=\"\u5982\u4f55\u5229\u7528Laravel\u5b9e\u73b0\u6587\u4ef6\u4e0a\u4f20\u548c\u4e0b\u8f7d\u529f\u80fd\u63d2\u56fe\" \/><\/p>\n<p>\u5982\u4f55\u5229\u7528Laravel\u5b9e\u73b0\u6587\u4ef6\u4e0a\u4f20\u548c\u4e0b\u8f7d\u529f\u80fd<br \/>Laravel\u662f\u4e00\u4e2a\u6d41\u884c\u7684PHP Web\u6846\u67b6\uff0c\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u529f\u80fd\u548c\u5de5\u5177\uff0c\u4f7f\u5f97\u5f00\u53d1Web\u5e94\u7528\u7a0b\u5e8f\u66f4\u52a0\u7b80\u5355\u548c\u9ad8\u6548\u3002\u5176\u4e2d\u4e00\u4e2a\u5e38\u7528\u7684\u529f\u80fd\u5c31\u662f\u6587\u4ef6\u4e0a\u4f20\u548c\u4e0b\u8f7d\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5982\u4f55\u5229\u7528Laravel\u5b9e\u73b0\u6587\u4ef6\u4e0a\u4f20\u548c\u4e0b\u8f7d\u529f\u80fd\uff0c\u5e76\u63d0\u4f9b\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u3002<\/p>\n<ol>\n<li>\u6587\u4ef6\u4e0a\u4f20<br \/>\u6587\u4ef6\u4e0a\u4f20\u662f\u6307\u5c06\u672c\u5730\u7684\u6587\u4ef6\u4e0a\u4f20\u5230\u670d\u52a1\u5668\u4e0a\u4fdd\u5b58\u3002\u5728Laravel\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u6587\u4ef6\u4e0a\u4f20\u7c7b\u6765\u5904\u7406\u6587\u4ef6\u4e0a\u4f20\u7684\u903b\u8f91\u3002\u4ee5\u4e0b\u662f\u5b9e\u73b0\u6587\u4ef6\u4e0a\u4f20\u7684\u6b65\u9aa4\uff1a<\/li>\n<\/ol>\n<p>\u6b65\u9aa41\uff1a\u521b\u5efa\u4e00\u4e2a\u6587\u4ef6\u4e0a\u4f20\u7684\u8868\u5355<br \/>\u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u5728\u524d\u7aef\u521b\u5efa\u4e00\u4e2a\u6587\u4ef6\u4e0a\u4f20\u7684\u8868\u5355\u3002\u53ef\u4ee5\u4f7f\u7528HTML\u7684<\/p>\n<p>  \u5143\u7d20\uff0c\u8bbe\u7f6eenctype\u5c5e\u6027\u4e3a&#8221;multipart\/form-data&#8221;\u3002\u5047\u8bbe\u6211\u4eec\u7684\u6587\u4ef6\u4e0a\u4f20\u8868\u5355\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u8868\u5355\uff0c\u53ea\u5305\u542b\u4e00\u4e2a\u6587\u4ef6\u8f93\u5165\u6846\u548c\u4e00\u4e2a\u63d0\u4ea4\u6309\u94ae\uff0c\u5982\u4e0b\u6240\u793a\uff1a <\/p>\n<pre>&lt;input type=\"file\" name=\"file\"&gt;&lt;button type=\"submit\"&gt;\u4e0a\u4f20&lt;\/button&gt;<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u6b65\u9aa42\uff1a\u5904\u7406\u6587\u4ef6\u4e0a\u4f20\u903b\u8f91<br \/>\u7136\u540e\uff0c\u5728Laravel\u7684\u63a7\u5236\u5668\u4e2d\u5904\u7406\u6587\u4ef6\u4e0a\u4f20\u903b\u8f91\u3002\u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u5f15\u5165\u6587\u4ef6\u4e0a\u4f20\u7c7b\uff1a<\/p>\n<p>use IlluminateHttpRequest;<\/p>\n<p>\u7136\u540e\uff0c\u901a\u8fc7Request\u5bf9\u8c61\u83b7\u53d6\u4e0a\u4f20\u7684\u6587\u4ef6\u5e76\u4fdd\u5b58\u5230\u670d\u52a1\u5668\u4e0a\u3002\u793a\u4f8b\u5982\u4e0b\uff1a<\/p>\n<p>public function upload(Request $request)<br \/>{<\/p>\n<pre>if ($request-&amp;gt;hasFile('file')) {\n    $file = $request-&amp;gt;file('file');\n    $filename = $file-&amp;gt;getClientOriginalName();\n    $file-&amp;gt;move(public_path('uploads'), $filename);\n}<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>}<\/p>\n<p>\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u9996\u5148\u901a\u8fc7$request-&gt;hasFile()\u65b9\u6cd5\u5224\u65ad\u662f\u5426\u6709\u6587\u4ef6\u4e0a\u4f20\u3002\u5982\u679c\u6709\u6587\u4ef6\u4e0a\u4f20\uff0c\u6211\u4eec\u901a\u8fc7$request-&gt;file()\u65b9\u6cd5\u83b7\u53d6\u6587\u4ef6\u5bf9\u8c61\u3002\u7136\u540e\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7getClientOriginalName()\u65b9\u6cd5\u83b7\u53d6\u539f\u59cb\u6587\u4ef6\u540d\uff0c\u5e76\u901a\u8fc7move()\u65b9\u6cd5\u5c06\u6587\u4ef6\u4fdd\u5b58\u5230\u670d\u52a1\u5668\u4e0a\u7684\u6307\u5b9a\u76ee\u5f55\u3002<\/p>\n<ol>\n<li>\u6587\u4ef6\u4e0b\u8f7d<br \/>\u6587\u4ef6\u4e0b\u8f7d\u662f\u6307\u4ece\u670d\u52a1\u5668\u4e0a\u4e0b\u8f7d\u6587\u4ef6\u4fdd\u5b58\u5230\u672c\u5730\u3002\u5728Laravel\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u8def\u7531\u548c\u63a7\u5236\u5668\u6765\u5b9e\u73b0\u6587\u4ef6\u4e0b\u8f7d\u7684\u529f\u80fd\u3002\u4ee5\u4e0b\u662f\u5b9e\u73b0\u6587\u4ef6\u4e0b\u8f7d\u7684\u6b65\u9aa4\uff1a<\/li>\n<\/ol>\n<p>\u6b65\u9aa41\uff1a\u521b\u5efa\u4e00\u4e2a\u4e0b\u8f7d\u7684\u8def\u7531<br \/>\u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u5728routes\/web.php\u6587\u4ef6\u4e2d\u521b\u5efa\u4e00\u4e2a\u4e0b\u8f7d\u7684\u8def\u7531\u3002\u793a\u4f8b\u5982\u4e0b\uff1a<\/p>\n<p>Route::get(&#8216;\/download\/{filename}&#8217;, &#8216;DownloadController@download&#8217;);<\/p>\n<p>\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u8def\u7531\/download\/{filename}\uff0c\u5176\u4e2d{filename}\u8868\u793a\u8981\u4e0b\u8f7d\u7684\u6587\u4ef6\u540d\u3002\u8def\u7531\u5c06\u4f1a\u8c03\u7528DownloadController\u63a7\u5236\u5668\u4e2d\u7684download()\u65b9\u6cd5\u3002<\/p>\n<p>\u6b65\u9aa42\uff1a\u521b\u5efa\u4e00\u4e2a\u4e0b\u8f7d\u7684\u63a7\u5236\u5668<br \/>\u7136\u540e\uff0c\u6211\u4eec\u9700\u8981\u521b\u5efa\u4e00\u4e2aDownloadController\u63a7\u5236\u5668\u3002\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u547d\u4ee4\u5728\u547d\u4ee4\u884c\u4e2d\u521b\u5efa\u4e00\u4e2a\u63a7\u5236\u5668\uff1a<\/p>\n<p>php artisan make:controller DownloadController<\/p>\n<p>\u7136\u540e\uff0c\u5728DownloadController\u63a7\u5236\u5668\u4e2d\u5b9e\u73b0download()\u65b9\u6cd5\uff0c\u5177\u4f53\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<p>public function download($filename)<br \/>{<\/p>\n<pre>$file = public_path('uploads\/' . $filename);\nreturn response()-&amp;gt;download($file);<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>}<\/p>\n<p>\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u9996\u5148\u901a\u8fc7public_path()\u65b9\u6cd5\u83b7\u53d6\u6587\u4ef6\u7684\u7edd\u5bf9\u8def\u5f84\u3002\u7136\u540e\uff0c\u901a\u8fc7response()-&gt;download()\u65b9\u6cd5\u5c06\u6587\u4ef6\u8fd4\u56de\u5230\u5ba2\u6237\u7aef\u8fdb\u884c\u4e0b\u8f7d\u3002<\/p>\n<ol>\n<li>\u5b8c\u6574\u4ee3\u7801\u793a\u4f8b<br \/>\u4ee5\u4e0a\u662f\u7b80\u5355\u7684\u6587\u4ef6\u4e0a\u4f20\u548c\u4e0b\u8f7d\u529f\u80fd\u7684\u5b9e\u73b0\u6b65\u9aa4\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u5b8c\u6574\u7684\u793a\u4f8b\u4ee3\u7801\uff1a<\/li>\n<\/ol>\n<p>\/\/ \u8def\u7531<br \/>Route::get(&#8216;\/download\/{filename}&#8217;, &#8216;DownloadController@download&#8217;);<br \/>Route::post(&#8216;\/upload&#8217;, &#8216;UploadController@upload&#8217;);<\/p>\n<p>\/\/ UploadController.php <\/p>\n<p>namespace AppHttpControllers;<\/p>\n<p>use IlluminateHttpRequest;<\/p>\n<p>class UploadController extends Controller<br \/>{<\/p>\n<pre>public function upload(Request $request)\n{\n    if ($request-&amp;gt;hasFile('file')) {\n        $file = $request-&amp;gt;file('file');\n        $filename = $file-&amp;gt;getClientOriginalName();\n        $file-&amp;gt;move(public_path('uploads'), $filename);\n    }\n    \n    return redirect('\/');\n}<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>}<\/p>\n<p>\/\/ DownloadController.php <\/p>\n<p>namespace AppHttpControllers;<\/p>\n<p>class DownloadController extends Controller<br \/>{<\/p>\n<pre>public function download($filename)\n{\n    $file = public_path('uploads\/' . $filename);\n    return response()-&amp;gt;download($file);\n}<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>}<\/p>\n<p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e24\u4e2a\u63a7\u5236\u5668UploadController\u548cDownloadController\u7528\u4e8e\u5904\u7406\u6587\u4ef6\u4e0a\u4f20\u548c\u4e0b\u8f7d\u7684\u903b\u8f91\u3002\u7136\u540e\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e24\u4e2a\u8def\u7531\/upload\u548c\/download\/{filename}\uff0c\u5206\u522b\u5bf9\u5e94\u6587\u4ef6\u4e0a\u4f20\u548c\u4e0b\u8f7d\u7684\u529f\u80fd\u3002\u901a\u8fc7\u4ee5\u4e0a\u6b65\u9aa4\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u5728Laravel\u4e2d\u5b9e\u73b0\u6587\u4ef6\u4e0a\u4f20\u548c\u4e0b\u8f7d\u7684\u529f\u80fd\u4e86\u3002<\/p>\n<p>\u603b\u7ed3<br \/>\u901a\u8fc7\u4ee5\u4e0a\u6b65\u9aa4\uff0c\u6211\u4eec\u53ef\u4ee5\u5229\u7528Laravel\u5b9e\u73b0\u6587\u4ef6\u4e0a\u4f20\u548c\u4e0b\u8f7d\u7684\u529f\u80fd\u3002\u5bf9\u4e8e\u6587\u4ef6\u4e0a\u4f20\uff0c\u6211\u4eec\u9700\u8981\u5728\u524d\u7aef\u521b\u5efa\u4e00\u4e2a\u6587\u4ef6\u4e0a\u4f20\u7684\u8868\u5355\uff0c\u5e76\u5728\u540e\u7aef\u5904\u7406\u6587\u4ef6\u4e0a\u4f20\u7684\u903b\u8f91\uff1b\u5bf9\u4e8e\u6587\u4ef6\u4e0b\u8f7d\uff0c\u6211\u4eec\u9700\u8981\u901a\u8fc7\u8def\u7531\u548c\u63a7\u5236\u5668\u5b9a\u4e49\u4e0b\u8f7d\u7684\u903b\u8f91\uff0c\u5e76\u5c06\u6587\u4ef6\u8fd4\u56de\u5230\u5ba2\u6237\u7aef\u8fdb\u884c\u4e0b\u8f7d\u3002\u901a\u8fc7\u8fd9\u4e9b\u6b65\u9aa4\uff0c\u6211\u4eec\u53ef\u4ee5\u5728Laravel\u4e2d\u8f7b\u677e\u5730\u5b9e\u73b0\u6587\u4ef6\u4e0a\u4f20\u548c\u4e0b\u8f7d\u7684\u529f\u80fd\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u5982\u4f55\u5229\u7528Laravel\u5b9e\u73b0\u6587\u4ef6\u4e0a\u4f20\u548c\u4e0b\u8f7d\u529f\u80fd\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>\u5982\u4f55\u5229\u7528Laravel\u5b9e\u73b0\u6587\u4ef6\u4e0a\u4f20\u548c\u4e0b\u8f7d\u529f\u80fdLaravel\u662f\u4e00\u4e2a\u6d41\u884c\u7684PHP Web\u6846\u67b6\uff0c\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u529f\u80fd\u548c\u5de5\u5177\uff0c\u4f7f\u5f97\u5f00\u53d1Web\u5e94\u7528\u7a0b\u5e8f\u66f4\u52a0\u7b80\u5355\u548c\u9ad8\u6548\u3002\u5176\u4e2d\u4e00\u4e2a\u5e38\u7528\u7684\u529f\u80fd\u5c31\u662f\u6587\u4ef6\u4e0a\u4f20\u548c\u4e0b\u8f7d\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5982\u4f55\u5229\u7528Laravel\u5b9e\u73b0\u6587\u4ef6\u4e0a\u4f20\u548c\u4e0b\u8f7d\u529f\u80fd\uff0c\u5e76\u63d0\u4f9b\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u3002 \u6587\u4ef6\u4e0a\u4f20\u6587\u4ef6\u4e0a\u4f20\u662f\u6307\u5c06\u672c\u5730\u7684\u6587\u4ef6\u4e0a\u4f20\u5230\u670d\u52a1\u5668\u4e0a\u4fdd\u5b58\u3002\u5728Laravel\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u6587\u4ef6\u4e0a\u4f20\u7c7b\u6765\u5904\u7406\u6587\u4ef6\u4e0a\u4f20\u7684\u903b\u8f91\u3002\u4ee5\u4e0b\u662f\u5b9e\u73b0\u6587\u4ef6\u4e0a\u4f20\u7684\u6b65\u9aa4\uff1a \u6b65\u9aa41\uff1a\u521b\u5efa\u4e00\u4e2a\u6587\u4ef6\u4e0a\u4f20\u7684\u8868\u5355\u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u5728\u524d\u7aef\u521b\u5efa\u4e00\u4e2a\u6587\u4ef6\u4e0a\u4f20\u7684\u8868\u5355\u3002\u53ef\u4ee5\u4f7f\u7528HTML\u7684 \u5143\u7d20\uff0c\u8bbe\u7f6eenctype\u5c5e\u6027\u4e3a&#8221;multipart\/form-data&#8221;\u3002\u5047\u8bbe\u6211\u4eec\u7684\u6587\u4ef6\u4e0a\u4f20\u8868\u5355\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u8868\u5355\uff0c\u53ea\u5305\u542b\u4e00\u4e2a\u6587\u4ef6\u8f93\u5165\u6846\u548c\u4e00\u4e2a\u63d0\u4ea4\u6309\u94ae\uff0c\u5982\u4e0b\u6240\u793a\uff1a &lt;input type=&#8221;file&#8221; name=&#8221;file&#8221;&gt;&lt;button type=&#8221;submit&#8221;&gt;\u4e0a\u4f20&lt;\/button&gt; \u767b\u5f55\u540e\u590d\u5236 \u6b65\u9aa42\uff1a\u5904\u7406\u6587\u4ef6\u4e0a\u4f20\u903b\u8f91\u7136\u540e\uff0c\u5728Laravel\u7684\u63a7\u5236\u5668\u4e2d\u5904\u7406\u6587\u4ef6\u4e0a\u4f20\u903b\u8f91\u3002\u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u5f15\u5165\u6587\u4ef6\u4e0a\u4f20\u7c7b\uff1a use IlluminateHttpRequest; \u7136\u540e\uff0c\u901a\u8fc7Request\u5bf9\u8c61\u83b7\u53d6\u4e0a\u4f20\u7684\u6587\u4ef6\u5e76\u4fdd\u5b58\u5230\u670d\u52a1\u5668\u4e0a\u3002\u793a\u4f8b\u5982\u4e0b\uff1a public function upload(Request $request){ if ($request-&amp;gt;hasFile(&#8216;file&#8217;)) { $file = $request-&amp;gt;file(&#8216;file&#8217;); $filename = $file-&amp;gt;getClientOriginalName(); $file-&amp;gt;move(public_path(&#8216;uploads&#8217;), $filename); } \u767b\u5f55\u540e\u590d\u5236 } \u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u9996\u5148\u901a\u8fc7$request-&gt;hasFile()\u65b9\u6cd5\u5224\u65ad\u662f\u5426\u6709\u6587\u4ef6\u4e0a\u4f20\u3002\u5982\u679c\u6709\u6587\u4ef6\u4e0a\u4f20\uff0c\u6211\u4eec\u901a\u8fc7$request-&gt;file()\u65b9\u6cd5\u83b7\u53d6\u6587\u4ef6\u5bf9\u8c61\u3002\u7136\u540e\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7getClientOriginalName()\u65b9\u6cd5\u83b7\u53d6\u539f\u59cb\u6587\u4ef6\u540d\uff0c\u5e76\u901a\u8fc7move()\u65b9\u6cd5\u5c06\u6587\u4ef6\u4fdd\u5b58\u5230\u670d\u52a1\u5668\u4e0a\u7684\u6307\u5b9a\u76ee\u5f55\u3002 \u6587\u4ef6\u4e0b\u8f7d\u6587\u4ef6\u4e0b\u8f7d\u662f\u6307\u4ece\u670d\u52a1\u5668\u4e0a\u4e0b\u8f7d\u6587\u4ef6\u4fdd\u5b58\u5230\u672c\u5730\u3002\u5728Laravel\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u8def\u7531\u548c\u63a7\u5236\u5668\u6765\u5b9e\u73b0\u6587\u4ef6\u4e0b\u8f7d\u7684\u529f\u80fd\u3002\u4ee5\u4e0b\u662f\u5b9e\u73b0\u6587\u4ef6\u4e0b\u8f7d\u7684\u6b65\u9aa4\uff1a \u6b65\u9aa41\uff1a\u521b\u5efa\u4e00\u4e2a\u4e0b\u8f7d\u7684\u8def\u7531\u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u5728routes\/web.php\u6587\u4ef6\u4e2d\u521b\u5efa\u4e00\u4e2a\u4e0b\u8f7d\u7684\u8def\u7531\u3002\u793a\u4f8b\u5982\u4e0b\uff1a Route::get(&#8216;\/download\/{filename}&#8217;, &#8216;DownloadController@download&#8217;); \u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u8def\u7531\/download\/{filename}\uff0c\u5176\u4e2d{filename}\u8868\u793a\u8981\u4e0b\u8f7d\u7684\u6587\u4ef6\u540d\u3002\u8def\u7531\u5c06\u4f1a\u8c03\u7528DownloadController\u63a7\u5236\u5668\u4e2d\u7684download()\u65b9\u6cd5\u3002 \u6b65\u9aa42\uff1a\u521b\u5efa\u4e00\u4e2a\u4e0b\u8f7d\u7684\u63a7\u5236\u5668\u7136\u540e\uff0c\u6211\u4eec\u9700\u8981\u521b\u5efa\u4e00\u4e2aDownloadController\u63a7\u5236\u5668\u3002\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u547d\u4ee4\u5728\u547d\u4ee4\u884c\u4e2d\u521b\u5efa\u4e00\u4e2a\u63a7\u5236\u5668\uff1a php artisan make:controller DownloadController \u7136\u540e\uff0c\u5728DownloadController\u63a7\u5236\u5668\u4e2d\u5b9e\u73b0download()\u65b9\u6cd5\uff0c\u5177\u4f53\u4ee3\u7801\u5982\u4e0b\uff1a public function download($filename){ $file = public_path(&#8216;uploads\/&#8217; . $filename); return response()-&amp;gt;download($file); \u767b\u5f55\u540e\u590d\u5236 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