xdiff Functions
PHP Manual

xdiff_string_bdiff_size

Read a size of file created by applying a binary diff

Description

int xdiff_string_bdiff_size(string $patch)

Returns a size of a result file that would be created after applying binary patch to the original file.

Parameters

patch

The binary patch created by xdiff_string_bdiff or xdiff_string_rabdiff function.

Return Values

Returns the size of file that would be created.

Examples

Example #1 xdiff_string_bdiff_size example

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

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

See Also

  • xdiff_string_bdiff
  • xdiff_string_rabdiff
  • xdiff_string_bpatch