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php-manual-zh-5.2.4-1mdv2008.1.noarch.rpm

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>CLXXVIII. xdiff Functions</H1
><DIV
CLASS="PARTINTRO"
><A
NAME="AEN239718"
></A
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CLASS="section"
><H1
CLASS="section"
><A
NAME="xdiff.intro"
>简介</A
></H1
><P
>&#13;     xdiff extension creates and applies patches to both text and binary files.
    </P
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><DIV
CLASS="section"
><H1
CLASS="section"
><A
NAME="xdiff.requirements"
>需求</A
></H1
><P
>&#13;     To use xdiff, you will need libxdiff installed, available
     on the libxdiff homepage <A
HREF="http://www.xmailserver.org/xdiff-lib.html"
TARGET="_top"
>http://www.xmailserver.org/xdiff-lib.html</A
>.
    </P
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CLASS="note"
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><B
>注意: </B
>
      You'll need at least libxdiff 0.7 for these functions to be aware of memory_limit.
     </P
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CLASS="section"
><A
NAME="xdiff.installation"
>安装</A
></H1
><P
>&#13;  xdiff is currently available through PECL
  <A
HREF="http://pecl.php.net/package/xdiff"
TARGET="_top"
>http://pecl.php.net/package/xdiff</A
>.
 </P
><P
>&#13;  If <A
HREF="http://pear.php.net/"
TARGET="_top"
>PEAR</A
> is available on your *nix-like
  system you can use the pear installer to install the xdiff extension, by the
  following command: <B
CLASS="command"
>pear -v install xdiff</B
>.
 </P
><P
>&#13;  You can always download the tar.gz package and install xdiff by hand:
  <TABLE
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>例 1. xdiff install by hand</B
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><PRE
CLASS="shell"
>gunzip xdiff-xxx.tgz
tar -xvf xdiff-xxx.tar
cd xdiff-xxx
phpize
./configure &#38;&#38; make &#38;&#38; make install</PRE
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><A
NAME="xdiff.constants"
>预定义常量</A
></H1
><P
>以下常量由本扩展模块定义，因此只有在本扩展模块被编译到
PHP 中，或者在运行时被动态加载后才有效。</P
><P
></P
><DIV
CLASS="variablelist"
><DL
><DT
><TT
CLASS="constant"
><B
>XDIFF_PATCH_NORMAL</B
></TT
> 
    (<A
HREF="language.types.integer.html"
><B
CLASS="type"
>integer</B
></A
>)</DT
><DD
><P
>&#13;     
    </P
></DD
><DT
><TT
CLASS="constant"
><B
>XDIFF_PATCH_REVERSE</B
></TT
> 
    (<A
HREF="language.types.integer.html"
><B
CLASS="type"
>integer</B
></A
>)</DT
><DD
><P
>&#13;     
    </P
></DD
></DL
></DIV
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><DL
><DT
><B
>目录</B
></DT
><DT
><A
HREF="function.xdiff-file-diff-binary.html"
>xdiff_file_diff_binary</A
>&nbsp;--&nbsp;Make binary diff of two files</DT
><DT
><A
HREF="function.xdiff-file-diff.html"
>xdiff_file_diff</A
>&nbsp;--&nbsp;Make unified diff of two files</DT
><DT
><A
HREF="function.xdiff-file-merge3.html"
>xdiff_file_merge3</A
>&nbsp;--&nbsp;Merge 3 files into one</DT
><DT
><A
HREF="function.xdiff-file-patch-binary.html"
>xdiff_file_patch_binary</A
>&nbsp;--&nbsp;Patch a file with a binary diff</DT
><DT
><A
HREF="function.xdiff-file-patch.html"
>xdiff_file_patch</A
>&nbsp;--&nbsp;Patch a file with an unified diff</DT
><DT
><A
HREF="function.xdiff-string-diff-binary.html"
>xdiff_string_diff_binary</A
>&nbsp;--&nbsp;Make binary diff of two strings</DT
><DT
><A
HREF="function.xdiff-string-diff.html"
>xdiff_string_diff</A
>&nbsp;--&nbsp;Make unified diff of two strings</DT
><DT
><A
HREF="function.xdiff-string-merge3.html"
>xdiff_string_merge3</A
>&nbsp;--&nbsp;Merge 3 strings into one</DT
><DT
><A
HREF="function.xdiff-string-patch-binary.html"
>xdiff_string_patch_binary</A
>&nbsp;--&nbsp;Patch a string with a binary diff</DT
><DT
><A
HREF="function.xdiff-string-patch.html"
>xdiff_string_patch</A
>&nbsp;--&nbsp;Patch a string with an unified diff</DT
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