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xdiff Functions

介紹

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 » https://www.xmailserver.org/xdiff-lib.html.

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

安裝

xdiff is currently available through PECL » https://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:

Example#1 xdiff install by hand

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

預先定義常數

以下的常數由此延伸定義,只在這個延伸被編譯成PHP或實行時期被動態載入時有效。

XDIFF_PATCH_NORMAL (integer)
XDIFF_PATCH_REVERSE (integer)

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