<h3>abs() function</h3>
Returns the absolute value of a number.<br>


<h4>Syntax</h4>
abs(<i>value</i>)<br>

<h4>Arguments</h4>
<code>value</code> - a number.<br>

<h4>Example</h4>
<code>abs(-2) &rarr; 2</code><br>
