[zf] .htaccess sintassi

[whisher]

Ciao.
Qual'è il significato della riga in bold


SetEnv APPLICATION_ENV development

RewriteEngine On
RewriteCond %{REQUEST_FILENAME} -s [OR]
RewriteCond %{REQUEST_FILENAME} -l [OR]
RewriteCond %{REQUEST_FILENAME} -d
RewriteRule ^.*$ - [NC,L]
RewriteRule ^.*$ index.php [NC,L]

[whisher]

There is a special substitution string named '-' which means: NO substitution! This is useful in providing rewriting rules which only match URLs but do not substitute anything for them. It is commonly used in conjunction with the C (chain) flag, in order to apply more than one pattern before substitution occurs.