PHP - Manual: xdiff_file_bdiff_size
2024-12-21
(PECL xdiff >= 1.5.0)
xdiff_file_bdiff_size — Read a size of file created by applying a binary diff
$file
): int
Returns a size of a result file that would be created after applying binary patch from file
file
to the original file.
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.
示例 #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";
?>
官方地址:https://www.php.net/manual/en/function.xdiff-file-bdiff-size.php