filesize -package:hackage-security -package:http-conduit -package:tar-conduit -package:base

Size of the file in bytes. If this file is a symbolic link the size is the length of the pathname it contains.
File size.
Set to 0 if unknown or a directory
Size of the file in bytes. Does not follow symlinks
Get size of a file in the archive.
File size in bytes
File size in bytes. Read-only attribute represented as a Natural.
-s
Get size of a file in the archive (by index).
File size in bytes
Obtain the size of a file in bytes.
Truncates the file down to the specified length. If the file was larger than the given length before this operation was performed the extra is lost. Note: calls truncate.