<p>我有一个 .htaccess 文件。通过这个文件，我可以通过子域名来检测语言。这方面没有问题。然而，当我将传入的请求重定向到 public 文件夹下的文件时，我会得到一个 404 错误，并且语言也无法正常工作。</p> <pre class="brush:php;toolbar:false;">SetEnv DEFAULT_LANG en &lt;IfModule mod_rewrite.c&gt; Options +FollowSymLinks -Indexes RewriteEngine On RewriteCond %{HTTP:Authorization} . RewriteRule .* - [E=HTTP_AUTHORIZATION:%{HTTP:Authorization}] RewriteCond %{HTTP_HOST} ^([a-z]{2}).([a-z0-9-]+.[a-z]+)$ [NC] RewriteRule (.*) - [QSA,E=LANGUAGE:%1] RewriteCond %{ENV:LANGUAGE} ^$ RewriteRule (.*) - [QSA,E=LANGUAGE:en] RewriteCond %{QUERY_STRING} !language= RewriteRule ^(.*)$ $1?language=%{ENV:LANGUAGE} [QSA] RewriteCond %{REQUEST_URI} !^/public RewriteRule ^(.*)$ /public/$1 [L] &lt;/IfModule&gt;</pre> <p><br /></p>

SetEnv DEFAULT_LANG en

<IfModule mod_rewrite.c>
    Options +FollowSymLinks -Indexes

    RewriteEngine On

    RewriteCond %{HTTP:Authorization} .
    RewriteRule .* - [E=HTTP_AUTHORIZATION:%{HTTP:Authorization}]

    RewriteCond %{HTTP_HOST} ^([a-z]{2})\.([a-z0-9-]+\.[a-z]+)$ [NC]
    RewriteRule .* - [QSA,E=LANGUAGE:%1]

    RewriteCond %{ENV:LANGUAGE} ^$
    RewriteRule .* - [QSA,E=LANGUAGE:en]

    RewriteCond %{QUERY_STRING} !language=
    RewriteRule ^(.*)$ $1?language=%{ENV:LANGUAGE} [QSA]

    RewriteCond %{REQUEST_URI} !^/public
    RewriteRule ^(.*)$ /public/$1?language=%{ENV:LANGUAGE} [L,QSA]

</IfModule>