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<h1 class="refname">xdiff_file_merge3</h1>
<p class="verinfo">(PECL xdiff >= 0.2.0)</p><p class="refpurpose"><span class="refname">xdiff_file_merge3</span> — <span class="dc-title">Merge 3 files into one</span></p>
</div>
<div class="refsect1 description" id="refsect1-function.xdiff-file-merge3-description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <span class="methodname"><strong>xdiff_file_merge3</strong></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$old_file</code></span>
, <span class="methodparam"><span class="type">string</span> <code class="parameter">$new_file1</code></span>
, <span class="methodparam"><span class="type">string</span> <code class="parameter">$new_file2</code></span>
, <span class="methodparam"><span class="type">string</span> <code class="parameter">$dest</code></span>
)</div>
<p class="para rdfs-comment">
Merges three files into one and stores the result in a file <em><code class="parameter">dest</code></em>.
The <em><code class="parameter">old_file</code></em> is an original version while <em><code class="parameter">new_file1</code></em>
and <em><code class="parameter">new_file2</code></em> are modified versions of an original.
</p>
</div>
<div class="refsect1 parameters" id="refsect1-function.xdiff-file-merge3-parameters">
<h3 class="title">Parameters</h3>
<p class="para">
<dl>
<dt>
<span class="term"><em><code class="parameter">old_file</code></em></span>
<dd>
<p class="para">
Path to the first file. It acts as "old" file.
</p>
</dd>
</dt>
<dt>
<span class="term"><em><code class="parameter">new_file1</code></em></span>
<dd>
<p class="para">
Path to the second file. It acts as modified version of <em><code class="parameter">old_file</code></em>.
</p>
</dd>
</dt>
<dt>
<span class="term"><em><code class="parameter">new_file2</code></em></span>
<dd>
<p class="para">
Path to the third file. It acts as modified version of <em><code class="parameter">old_file</code></em>.
</p>
</dd>
</dt>
<dt>
<span class="term"><em><code class="parameter">dest</code></em></span>
<dd>
<p class="para">
Path of the resulting file, containing merged changed from both <em><code class="parameter">new_file1</code></em> and
<em><code class="parameter">new_file2</code></em>.
</p>
</dd>
</dt>
</dl>
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-function.xdiff-file-merge3-returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
Returns <strong><code>TRUE</code></strong> if merge was successful, string with rejected chunks if
it was not or <strong><code>FALSE</code></strong> if an internal error happened.
</p>
</div>
<div class="refsect1 examples" id="refsect1-function.xdiff-file-merge3-examples">
<h3 class="title">Examples</h3>
<p class="para">
<div class="example" id="example-2454">
<p><strong>Example #1 <span class="function"><strong>xdiff_file_merge3()</strong></span> example</strong></p>
<div class="example-contents"><p>
The following code merges three files into one.
</p></div>
<div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB"><?php<br />$old_version </span><span style="color: #007700">= </span><span style="color: #DD0000">'original_script.php'</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$fix1 </span><span style="color: #007700">= </span><span style="color: #DD0000">'script_with_fix1.php'</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$fix2 </span><span style="color: #007700">= </span><span style="color: #DD0000">'script_with_fix2.php'</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">$errors </span><span style="color: #007700">= </span><span style="color: #0000BB">xdiff_file_merge3</span><span style="color: #007700">(</span><span style="color: #0000BB">$old_version</span><span style="color: #007700">, </span><span style="color: #0000BB">$fix1</span><span style="color: #007700">, </span><span style="color: #0000BB">$fix2</span><span style="color: #007700">, </span><span style="color: #DD0000">'fixed_script.php'</span><span style="color: #007700">);<br />if (</span><span style="color: #0000BB">is_string</span><span style="color: #007700">(</span><span style="color: #0000BB">$errors</span><span style="color: #007700">)) {<br /> echo </span><span style="color: #DD0000">"Rejects:\n"</span><span style="color: #007700">;<br /> echo </span><span style="color: #0000BB">$errors</span><span style="color: #007700">;<br />}<br /></span><span style="color: #0000BB">?></span>
</span>
</code></div>
</div>
</div>
</p>
</div>
<div class="refsect1 seealso" id="refsect1-function.xdiff-file-merge3-seealso">
<h3 class="title">See Also</h3>
<p class="para">
<ul class="simplelist">
<li class="member"> <span class="function"><a href="function.xdiff-string-merge3.html" class="function" rel="rdfs-seeAlso">xdiff_string_merge3()</a> - Merge 3 strings into one</span></li>
</ul>
</p>
</div>
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