Apache只需要在对应的.htaccess文件中写入
Options +MultiViews
RewriteEngine On
RewriteCond %{REQUEST_FILENAME} !-d
RewriteCond %{REQUEST_FILENAME} !-f
RewriteRule ^([^\.]+)$ $1.php [NC,L]nginx服务器的话只需要加入到规则
location / {
try_files $uri $uri/ $uri.php?$args;
}