php `:` symbol usage
<p>I'm wondering, what are the cases for <code>:</code> use?</p>

<p>I know only of:</p>

<pre><code>if(expression):
    // do Something
endif;

while(expression):
    // and others: `for` `foreach` etc.
endwhile;
</code></pre>

<p>Are there any other uses?</p>
