<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >xdiff_file_patch</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK REL="HOME" TITLE="PHP 手册" HREF="index.html"><LINK REL="UP" TITLE="xdiff Functions" HREF="ref.xdiff.html"><LINK REL="PREVIOUS" TITLE="xdiff_file_patch_binary" HREF="function.xdiff-file-patch-binary.html"><LINK REL="NEXT" TITLE="xdiff_string_diff_binary" HREF="function.xdiff-string-diff-binary.html"><META HTTP-EQUIV="Content-type" CONTENT="text/html; charset=UTF-8"></HEAD ><BODY CLASS="refentry" BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#0000FF" VLINK="#840084" ALINK="#0000FF" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="3" ALIGN="center" >PHP 手册</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="function.xdiff-file-patch-binary.html" ACCESSKEY="P" >上一页</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.xdiff-string-diff-binary.html" ACCESSKEY="N" >下一页</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.xdiff-file-patch" ></A >xdiff_file_patch</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN240026" ></A ><P > (PECL)</P >xdiff_file_patch -- Patch a file with an unified diff</DIV ><DIV CLASS="refsect1" ><A NAME="AEN240029" ></A ><H2 >说明</H2 >mixed <B CLASS="methodname" >xdiff_file_patch</B > ( string file, string patch, string dest [, int flags] )<BR ></BR ><P > Patches a <CODE CLASS="parameter" >file</CODE > with a unified <CODE CLASS="parameter" >patch</CODE > and stores the result in a file. </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN240049" ></A ><H2 >参数</H2 ><P > <P ></P ><DIV CLASS="variablelist" ><DL ><DT ><CODE CLASS="parameter" >file</CODE ></DT ><DD ><P > The original file. </P ></DD ><DT ><CODE CLASS="parameter" >patch</CODE ></DT ><DD ><P > The patch file. </P ></DD ><DT ><CODE CLASS="parameter" >dest</CODE ></DT ><DD ><P > Path of the resulting file. </P ></DD ><DT ><CODE CLASS="parameter" >flags</CODE ></DT ><DD ><P > Can be either <TT CLASS="constant" ><B >XDIFF_PATCH_NORMAL</B ></TT > (default mode, normal patch) or <TT CLASS="constant" ><B >XDIFF_PATCH_REVERSE</B ></TT > (reversed patch). </P ></DD ></DL ></DIV > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN240075" ></A ><H2 >返回值</H2 ><P > Returns <TT CLASS="constant" ><B >FALSE</B ></TT > if an internal error happened, string with rejected chunks of patch or <TT CLASS="constant" ><B >TRUE</B ></TT > if patch has been successfully applied. </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN240080" ></A ><H2 >范例</H2 ><P > <TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN240083" ></A ><P ><B >例 1. <B CLASS="function" >xdiff_file_patch()</B > example</B ></P ><P > The following code applies unified diff to a file. </P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br />$old_version </font><font color="#007700">= </font><font color="#DD0000">'my_script-1.0.php'</font><font color="#007700">;<br /></font><font color="#0000BB">$patch </font><font color="#007700">= </font><font color="#DD0000">'my_script.patch'</font><font color="#007700">;<br /><br /></font><font color="#0000BB">$errors </font><font color="#007700">= </font><font color="#0000BB">xdiff_file_patch</font><font color="#007700">(</font><font color="#0000BB">$old_version</font><font color="#007700">, </font><font color="#0000BB">$patch</font><font color="#007700">, </font><font color="#DD0000">'my_script-1.1.php'</font><font color="#007700">);<br />if (</font><font color="#0000BB">is_string</font><font color="#007700">(</font><font color="#0000BB">$errors</font><font color="#007700">)) {<br /> echo </font><font color="#DD0000">"Rejects:\n"</font><font color="#007700">;<br /> echo </font><font color="#0000BB">$errors</font><font color="#007700">;<br />}<br /><br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE > <TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN240088" ></A ><P ><B >例 2. Patch reversing example</B ></P ><P > The following code reverses a patch. </P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br />$new_version </font><font color="#007700">= </font><font color="#DD0000">'my_script-1.1.php'</font><font color="#007700">;<br /></font><font color="#0000BB">$patch </font><font color="#007700">= </font><font color="#DD0000">'my_script.patch'</font><font color="#007700">;<br /><br /></font><font color="#0000BB">$errors </font><font color="#007700">= </font><font color="#0000BB">xdiff_file_patch</font><font color="#007700">(</font><font color="#0000BB">$new_version</font><font color="#007700">, </font><font color="#0000BB">$patch</font><font color="#007700">, </font><font color="#DD0000">'my_script-1.0.php'</font><font color="#007700">, </font><font color="#0000BB">XDIFF_PATCH_REVERSE</font><font color="#007700">);<br />if (</font><font color="#0000BB">is_string</font><font color="#007700">(</font><font color="#0000BB">$errors</font><font color="#007700">)) {<br /> echo </font><font color="#DD0000">"Rejects:\n"</font><font color="#007700">;<br /> echo </font><font color="#0000BB">$errors</font><font color="#007700">;<br />}<br /><br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN240092" ></A ><H2 >参见</H2 ><P > <P ></P ><TABLE BORDER="0" ><TBODY ><TR ><TD ><A HREF="function.xdiff-string-patch.html" ><B CLASS="function" >xdiff_string_patch()</B ></A ></TD ></TR ></TBODY ></TABLE ><P ></P > </P ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="function.xdiff-file-patch-binary.html" ACCESSKEY="P" >上一页</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >起始页</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="function.xdiff-string-diff-binary.html" ACCESSKEY="N" >下一页</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >xdiff_file_patch_binary</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.xdiff.html" ACCESSKEY="U" >上一级</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >xdiff_string_diff_binary</TD ></TR ></TABLE ></DIV ></BODY ></HTML >