CLXI. xdiff Functions


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


To use xdiff, you will need libxdiff installed, available on the libxdiff homepage

Замечание: You'll need at least libxdiff 0.7 for these functions to be aware of memory_limit.


xdiff is currently available through PECL

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:

Пример 1. xdiff install by hand

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

Предопределенные константы

Перечисленные ниже константы определены данным расширением и могут быть доступны только в том случае, если PHP был собран с поддержкой этого расширения или же в том случае, если данное расширение подгружается во время выполнения.



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