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<div id="class.sensitiveparameter" class="reference">
 <h1 class="title">SensitiveParameter アトリビュート</h1>
 

 <div class="partintro"><p class="verinfo">(PHP 8 &gt;= 8.2.0)</p>

  <div class="section" id="sensitiveparameter.intro">
   <h2 class="title">はじめに</h2>
   <p class="para">
    
    このアトリビュートを使うと、スタックトレース中に現れた場合に、
    値を削除すべき秘密の値としてパラメータをマークできます。
   </p>
  </div>

  <div class="section" id="sensitiveparameter.synopsis">
   <h2 class="title">クラス概要</h2>

   <div class="classsynopsis"><div class="classsynopsisinfo">
    
     <span class="attribute"><a href="class.attribute.php">#[\Attribute]</a> </span><br>
     <span class="modifier">final</span>
     <span class="modifier">class</span> <strong class="classname"><strong class="classname">SensitiveParameter</strong></strong>
     {</div>

    <div class="classsynopsisinfo classsynopsisinfo_comment">/* メソッド */</div>
    <div class="constructorsynopsis dc-description">
   <span class="modifier">public</span> <span class="methodname"><a href="sensitiveparameter.construct.php" class="methodname">__construct</a></span>()</div>

   }</div>

  </div>

  <div class="section">
   <h2 class="title">例</h2>
   <div class="informalexample">
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br /><br /></span><span style="color: #007700">function </span><span style="color: #0000BB">defaultBehavior</span><span style="color: #007700">(<br />    </span><span style="color: #0000BB">string $secret</span><span style="color: #007700">,<br />    </span><span style="color: #0000BB">string $normal<br /></span><span style="color: #007700">) {<br />    throw new </span><span style="color: #0000BB">Exception</span><span style="color: #007700">(</span><span style="color: #DD0000">'Error!'</span><span style="color: #007700">);<br />}<br /><br />function </span><span style="color: #0000BB">sensitiveParametersWithAttribute</span><span style="color: #007700">(<br />    #[</span><span style="color: #0000BB">\SensitiveParameter</span><span style="color: #007700">]<br />    </span><span style="color: #0000BB">string $secret</span><span style="color: #007700">,<br />    </span><span style="color: #0000BB">string $normal<br /></span><span style="color: #007700">) {<br />    throw new </span><span style="color: #0000BB">Exception</span><span style="color: #007700">(</span><span style="color: #DD0000">'Error!'</span><span style="color: #007700">);<br />}<br /><br />try {<br />    </span><span style="color: #0000BB">defaultBehavior</span><span style="color: #007700">(</span><span style="color: #DD0000">'password'</span><span style="color: #007700">, </span><span style="color: #DD0000">'normal'</span><span style="color: #007700">);<br />} catch (</span><span style="color: #0000BB">Exception $e</span><span style="color: #007700">) {<br />    echo </span><span style="color: #0000BB">$e</span><span style="color: #007700">, </span><span style="color: #0000BB">PHP_EOL</span><span style="color: #007700">, </span><span style="color: #0000BB">PHP_EOL</span><span style="color: #007700">;<br />}<br /><br />try {<br />    </span><span style="color: #0000BB">sensitiveParametersWithAttribute</span><span style="color: #007700">(</span><span style="color: #DD0000">'password'</span><span style="color: #007700">, </span><span style="color: #DD0000">'normal'</span><span style="color: #007700">);<br />} catch (</span><span style="color: #0000BB">Exception $e</span><span style="color: #007700">) {<br />    echo </span><span style="color: #0000BB">$e</span><span style="color: #007700">, </span><span style="color: #0000BB">PHP_EOL</span><span style="color: #007700">, </span><span style="color: #0000BB">PHP_EOL</span><span style="color: #007700">;<br />}<br /><br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
    </div>

    <p class="para">上の例の PHP 8.2 での出力は、たとえば以下のようになります。:</p>
    <div class="example-contents screen">
<div class="cdata"><pre>
Exception: Error! in example.php:7
Stack trace:
#0 example.php(19): defaultBehavior(&#039;password&#039;, &#039;normal&#039;)
#1 {main}

Exception: Error! in example.php:15
Stack trace:
#0 example.php(25): sensitiveParametersWithAttribute(Object(SensitiveParameterValue), &#039;normal&#039;)
#1 {main}
</pre></div>
    </div>
   </div>
  </div>

  <div class="section" id="sensitiveparameter.seealso">
   <h2 class="title">参考</h2>
   <p class="para">
    <ul class="simplelist">
     <li><a href="language.attributes.php" class="link">アトリビュートの概要</a></li>
     <li><span class="classname"><a href="class.sensitiveparametervalue.php" class="classname">SensitiveParameterValue</a></span></li>
    </ul>
   </p>
  </div>

 </div>

 



 


<h2>目次</h2><ul class="chunklist chunklist_reference"><li><a href="sensitiveparameter.construct.php">SensitiveParameter::__construct</a> — 新しい SensitiveParameter のインスタンスを作成する</li></ul>
</div>
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