(PECL xdiff >= 0.2.0)
xdiff_file_bdiff_size — Read a size of file created by applying a binary diff
Returns a size of a result file that would be created after applying binary patch from file file to the original file.
The path to the binary patch created by xdiff_string_bdiff() or xdiff_string_rabdiff() function.
Returns the size of file that would be created.
Пример #1 xdiff_file_bdiff_size() example
The following code applies reads a size of file that would be created after applying a binary diff.
<?php$length = xdiff_string_bdiff_size('file.bdiff');echo "Resulting file will be $length bytes long";?>