title: What does @ mean before a variable?
body: <blockquote>
    <p><strong>Possible Duplicate:</strong><br>
    <a href="https://stackoverflow.com/questions/3737139/reference-what-does-this-symbol-mean-in-php">Reference - What does this symbol mean in PHP?</a>  </p>
  </blockquote>
  
  
  
  <p>I have this assignment:</p>
  
  <pre><code>$buffer=@data_value[$i];
  </code></pre>
  
  <p>what does the @ mean?</p>