xdiff_file_diff

Description

bool xdiff_file_diff_binary ( string file1, string file2, string dest )

xdiff_file_diff_binary() makes binary diff of files file1 and file2 and stores result in file dest. This function works with both text and binary files. Resulting file is in binary format.

注: Both files will be loaded into memory so ensure that your memory_limit is set high enough.

如果成功则返回 TRUE，失败则返回 FALSE。

例子 1. xdiff_file_diff_binary() example

The following code makes binary diff of two archives.


<?php
$old_version = 'my_script_1.0.tgz';
$new_version = 'my_script_1.1.tgz';

xdiff_file_diff_binary($old_version, $new_version, 'my_script.bdiff');
?>