autoindexexactsize
autoindexexactsize is a directive commonly found in web server configuration files, particularly Apache HTTP Server. Its primary function is to control how the server generates directory listings when a client requests a directory that does not contain an index file (such as index.html or index.php). Specifically, autoindexexactsize, when enabled, instructs the server to display the exact size of files in the generated directory listing.
When autoindexexactsize is set to a value that enables this feature (often "On" or a similar positive
The exact behavior and availability of autoindexexactsize can depend on the specific version of the web server