PHP Concatenation using {}
<blockquote>
  <p><strong>Possible Duplicate:</strong><br>
  <a href="http://stackoverflow.com/questions/2596837/curly-braces-in-string">curly braces in string</a>  </p>
</blockquote>



<p>I still don't know what it's called. Like:</p>

<pre><code>$name = 'xxx';

echo "This is a string {$name}";
</code></pre>

<p>What do you call that operation? Concatenating a variable using {} in to a string.</p>

<p>Thanks!</p>
