Source of: /manual/en/function.ini-restore.php
<?php
include_once $_SERVER['DOCUMENT_ROOT'] . '/include/shared-manual.inc';
$TOC = array();
$PARENTS = array();
include_once dirname(__FILE__) ."/toc/ref.info.inc";
$setup = array (
'home' =>
array (
0 => 'index.php',
1 => 'PHP Manual',
),
'head' =>
array (
0 => 'UTF-8',
1 => 'en',
),
'this' =>
array (
0 => 'function.ini-restore.php',
1 => 'ini_restore',
),
'up' =>
array (
0 => 'ref.info.php',
1 => 'PHP Options/Info Functions',
),
'prev' =>
array (
0 => 'function.ini-get.php',
1 => 'ini_get',
),
'next' =>
array (
0 => 'function.ini-set.php',
1 => 'ini_set',
),
);
$setup["toc"] = $TOC;
$setup["parents"] = $PARENTS;
manual_setup($setup);
manual_header();
?>
<div id="function.ini-restore" class="refentry">
<div class="refnamediv">
<h1 class="refname">ini_restore</h1>
<p class="verinfo">(PHP 4, PHP 5)</p><p class="refpurpose"><span class="refname">ini_restore</span> — <span class="dc-title">Restores the value of a configuration option</span></p>
</div>
<a name="function.ini-restore.description"></a><div class="refsect1 description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="type"><span class="type void">void</span></span> <span class="methodname"><b>ini_restore</b></span>
( <span class="methodparam"><span class="type">string</span> <tt class="parameter">$varname</tt></span>
)</div>
<p class="para rdfs-comment">
Restores a given configuration option to its original value.
</p>
</div>
<a name="function.ini-restore.parameters"></a><div class="refsect1 parameters">
<h3 class="title">Parameters</h3>
<p class="para">
</p><dl>
<dt class="varlistentry">
<span class="term"><i><tt class="parameter">varname</tt></i>
</span>
</dt><dd class="listitem">
<p class="para">
The configuration option name.
</p>
</dd>
</dl>
<p>
</p>
</div>
<a name="function.ini-restore.returnvalues"></a><div class="refsect1 returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
No value is returned.
</p>
</div>
<a name="function.ini-restore.examples"></a><div class="refsect1 examples">
<h3 class="title">Examples</h3>
<p class="para">
</p><div class="example">
<p><b>Example #1 <b>ini_restore()</b> example</b></p>
<div class="example-contents programlisting">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB"><?php<br />$setting </span><span style="color: #007700">= </span><span style="color: #DD0000">'y2k_compliance'</span><span style="color: #007700">;<br /><br />echo </span><span style="color: #DD0000">'Current value for \'' </span><span style="color: #007700">. </span><span style="color: #0000BB">$setting </span><span style="color: #007700">. </span><span style="color: #DD0000">'\': ' </span><span style="color: #007700">. </span><span style="color: #0000BB">ini_get</span><span style="color: #007700">(</span><span style="color: #0000BB">$setting</span><span style="color: #007700">), </span><span style="color: #0000BB">PHP_EOL</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">ini_set</span><span style="color: #007700">(</span><span style="color: #0000BB">$setting</span><span style="color: #007700">, </span><span style="color: #0000BB">ini_get</span><span style="color: #007700">(</span><span style="color: #0000BB">$setting</span><span style="color: #007700">) ? </span><span style="color: #0000BB">0 </span><span style="color: #007700">: </span><span style="color: #0000BB">1</span><span style="color: #007700">);<br />echo </span><span style="color: #DD0000">'New value for \'' </span><span style="color: #007700">. </span><span style="color: #0000BB">$setting </span><span style="color: #007700">. </span><span style="color: #DD0000">'\': ' </span><span style="color: #007700">. </span><span style="color: #0000BB">ini_get</span><span style="color: #007700">(</span><span style="color: #0000BB">$setting</span><span style="color: #007700">), </span><span style="color: #0000BB">PHP_EOL</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">ini_restore</span><span style="color: #007700">(</span><span style="color: #0000BB">$setting</span><span style="color: #007700">);<br />echo </span><span style="color: #DD0000">'Original value for \'' </span><span style="color: #007700">. </span><span style="color: #0000BB">$setting </span><span style="color: #007700">. </span><span style="color: #DD0000">'\': ' </span><span style="color: #007700">. </span><span style="color: #0000BB">ini_get</span><span style="color: #007700">(</span><span style="color: #0000BB">$setting</span><span style="color: #007700">), </span><span style="color: #0000BB">PHP_EOL</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">?></span>
</span>
</code></div>
</div>
<div class="example-contents para"><p>The above example will output:</p></div>
<div class="example-contents screen">
<div class="cdata"><pre>
Current value for 'y2k_compliance': 1
New value for 'y2k_compliance': 0
Original value for 'y2k_compliance': 1
</pre></div>
</div>
</div><p>
</p>
</div>
<a name="function.ini-restore.seealso"></a><div class="refsect1 seealso">
<h3 class="title">See Also</h3>
<p class="para">
</p><ul class="simplelist">
<li class="member"><a href="function.ini-get.php" class="function" rel="rdfs-seeAlso">ini_get()</a> - Gets the value of a configuration option</li>
<li class="member"><a href="function.ini-get-all.php" class="function" rel="rdfs-seeAlso">ini_get_all()</a> - Gets all configuration options</li>
<li class="member"><a href="function.ini-set.php" class="function" rel="rdfs-seeAlso">ini_set()</a> - Sets the value of a configuration option</li>
</ul><p>
</p>
</div>
</div><?php manual_footer(); ?>
