网站根目录新建 .htaccess
RewriteEngine On
RewriteCond %{SERVER_PORT} 80
RewriteRule ^(.*)$ https://%{HTTP_HOST}/$1 [R,L]
301跳转
RewriteEngine on
RewriteBase /
RewriteCond %{SERVER_PORT} !^443$
RewriteRule (.*) https://%{SERVER_NAME}/$1 [R=301,L]
站点绑定多个域名,只允许域名跳转
RewriteEngine On
RewriteCond %{SERVER_PORT} 80
RewriteCond %{HTTP_HOST} ^example.com [NC,OR]
RewriteCond %{HTTP_HOST} ^www.example.com [NC]
RewriteRule ^(.*)$ https://%{HTTP_HOST}/$1 [R,L]