REVERSE function returns just a single char : <p>Using the built in REVERSE function on a nvarchar I expect '51.02' to be returned but instead receive 2.</p>

<pre><code>DECLARE @HourMins nvarchar = '20.15'

SELECT REVERSE(@HourMins) digs
</code></pre>

<p>Can anyone tell me why?</p>

<p><a href="https://i.stack.imgur.com/sAlpu.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/sAlpu.png" alt="enter image description here"></a></p>
