Dynamic variable inside à string
<p>Is there a way to dynamically change a variable value inside a string?</p>

<p>What i have tryed :</p>

<pre><code>$World= "World";
$world = &amp;$World;
$tmp = "Hello ".$world." ====";

$World= "Tada!";

echo $tmp;
</code></pre>

<p>What it echoed : <code>Hello World ====</code>
what i want it to echo : <code>Hello Tada! ====</code></p>
