CXVIII. xdiff Functions

介绍

xdiff extension creates and applies patches to both text and binary files.

需求

To use xdiff, you will need libxdiff installed, available on the libxdiff homepage http://www.xmailserver.org/xdiff-lib.html.

安装

xdiff is currently available through PECL http://pecl.php.net/package/xdiff.

If PEAR is available on your *nix-like system you can use the pear installer to install the xdiff extension, by the following command: pear -v install xdiff.

You can always download the tar.gz package and install xdiff by hand:

例子 1. xdiff install by hand

gunzip xdiff-xxx.tgz
tar -xvf xdiff-xxx.tar
cd xdiff-xxx
phpize
./configure && make && make install

预定义常量

由于这些常量是由该扩展模块定义的,因此只有在该扩展模块被编译到 PHP 中,或者在运行时被动态加载后,这些常量才有效。

XDIFF_PATCH_NORMAL (integer)

XDIFF_PATCH_REVERSE (integer)

目录
xdiff_file_diff_binary --  Make binary diff of two files.
xdiff_file_diff --  Make unified diff of two files.
xdiff_file_merge3 --  Merge 3 files into one.
xdiff_file_patch_binary --  Patch a file with a binary diff.
xdiff_file_patch --  Patch a file with an unified diff.
xdiff_string_diff_binary --  Make binary diff of two strings.
xdiff_string_diff --  Make unified diff of two strings.
xdiff_string_merge3 --  Merge 3 strings into one.
xdiff_string_patch_binary --  Patch a string with a binary diff.
xdiff_string_patch --  Patch a string with an unified diff.

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