xdiff_file_diff_binary
(PECL)
xdiff_file_diff_binary --
Make binary diff of two files
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');
?>
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See also xdiff_string_diff_binary().