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?>
<div id="function.sin" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">sin</h1>
  <p class="verinfo">(PHP 4, PHP 5, PHP 7, PHP 8)</p><p class="refpurpose"><span class="refname">sin</span> &mdash; <span class="dc-title">Sinus</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-function.sin-description">
  <h3 class="title">Beschreibung</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>sin</strong></span>(<span class="methodparam"><span class="type"><a href="language.types.float.php" class="type float">float</a></span> <code class="parameter">$num</code></span>): <span class="type"><a href="language.types.float.php" class="type float">float</a></span></div>

  <p class="para rdfs-comment">
   <span class="function"><strong>sin()</strong></span> berechnet den Sinus des Winkels
   <code class="parameter">num</code>. Der Parameter <code class="parameter">num</code> ist
   im Bogenmaß.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-function.sin-parameters">
  <h3 class="title">Parameter-Liste</h3>
  <p class="para">
   <dl>
    
     <dt><code class="parameter">num</code></dt>
     <dd>
      <p class="para">
       Ein Winkel in Bogenmaß.
      </p>
     </dd>
    
   </dl>
  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.sin-returnvalues">
  <h3 class="title">Rückgabewerte</h3>
  <p class="para">
   Der Sinus von <code class="parameter">num</code>.
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-function.sin-examples">
  <h3 class="title">Beispiele</h3>
  <p class="para">
   <div class="example" id="example-1">
    <p><strong>Beispiel #1 <span class="function"><strong>sin()</strong></span>-Beispiel</strong></p>
    <div class="example-contents">
<div class="annotation-interactive phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br /></span><span style="color: #FF8000">// Die Stellenzahl des Ergebnisses hängt von der 'precision'-Einstellung ab<br /></span><span style="color: #007700">echo </span><span style="color: #0000BB">sin</span><span style="color: #007700">(</span><span style="color: #0000BB">deg2rad</span><span style="color: #007700">(</span><span style="color: #0000BB">60</span><span style="color: #007700">)), </span><span style="color: #0000BB">PHP_EOL</span><span style="color: #007700">;  </span><span style="color: #FF8000">//  0.866025403 ...<br /></span><span style="color: #007700">echo </span><span style="color: #0000BB">sin</span><span style="color: #007700">(</span><span style="color: #0000BB">60</span><span style="color: #007700">), </span><span style="color: #0000BB">PHP_EOL</span><span style="color: #007700">;           </span><span style="color: #FF8000">// -0.304810621 ...<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
    </div>

   </div>
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.sin-seealso">
  <h3 class="title">Siehe auch</h3>
  <p class="para">
   <ul class="simplelist">
    <li><span class="function"><a href="function.asin.php" class="function" rel="rdfs-seeAlso">asin()</a> - Arkussinus</span></li>
    <li><span class="function"><a href="function.sinh.php" class="function" rel="rdfs-seeAlso">sinh()</a> - Sinus hyperbolikus</span></li>
    <li><span class="function"><a href="function.cos.php" class="function" rel="rdfs-seeAlso">cos()</a> - Kosinus</span></li>
    <li><span class="function"><a href="function.tan.php" class="function" rel="rdfs-seeAlso">tan()</a> - Tangens</span></li>
    <li><span class="function"><a href="function.deg2rad.php" class="function" rel="rdfs-seeAlso">deg2rad()</a> - Rechnet einen Winkel von Grad in Bogenma&szlig; um</span></li>
   </ul>
  </p>
 </div>


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