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xdiff_file_diff_binary

(PECL xdiff:0.2-1.4)

xdiff_file_diff_binary — Make binary diff of two files

说明

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

Makes a binary diff of two files and stores the result in a file. This function works with both text and binary files.

参数

file1

file2

dest

Path of the resulting file. Resulting file is in binary format.

返回值

如果成功则返回 TRUE,失败则返回 FALSE

范例

Example#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');
?>

注释

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


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