网站按域名跳转不同的页面

if (window.location.hostname === 'en.example.com') {
    window.location.href = 'https://example.com/en';
} else if (window.location.hostname === 'zh.example.com') {
    window.location.href = 'https://example.com/zh';
}

server {
    listen 80;
    server_name en.example.com;
    location / {
        return 301 https://example.com/en;
    }
}

server {
    listen 80;
    server_name zh.example.com;
    location / {
        return 301 https://example.com/zh;
    }
}

<VirtualHost *:80>
    ServerName en.example.com
    Redirect permanent / https://example.com/en
</VirtualHost>

<VirtualHost *:80>
    ServerName zh.example.com
    Redirect permanent / https://example.com/zh
</VirtualHost>

server {
    listen 80;
    server_name example.com;

    location / {
        add_header 'Access-Control-Allow-Origin' '*';
        add_header 'Access-Control-Allow-Methods' 'GET, POST, OPTIONS';
        add_header 'Access-Control-Allow-Headers' 'Origin, Content-Type, Accept, Authorization';
        if ($request_method = 'OPTIONS') {
            return 204;
        }
        # 其他配置...
    }
}

<VirtualHost *:80>
    ServerName example.com

    Header set Access-Control-Allow-Origin "*"
    Header set Access-Control-Allow-Methods "GET, POST, OPTIONS"
    Header set Access-Control-Allow-Headers "Origin, Content-Type, Accept, Authorization"

    <IfModule mod_rewrite.c>
        RewriteEngine On
        RewriteCond %{REQUEST_METHOD} OPTIONS
        RewriteRule ^(.*)$ $1 [R=204,L]
    </IfModule>
    # 其他配置...
</VirtualHost>