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xdiff_file_bdiff_size

PHP function Edit on GitHub ✎

(PECL xdiff >= 1.5.0)

Read a size of file created by applying a binary diff

Description

xdiff_file_bdiff_size(string $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.

The following code applies reads a size of file that would be created after applying a binary diff.

php

<?php
$length = xdiff_string_bdiff_size('file.bdiff');
echo "Resulting file will be $length bytes long";
?>