How to get today 00:00 time : <p>how can I get today datetime from 00:00, for example when I Use:</p>

<pre><code>var dt=DateTime.Now; // 2019/1/1 15:22:22
</code></pre>

<p>I need Another extention method to give this string format:</p>

<pre><code>string today = dt.TodayBegining(); // 2019/1/1 00:00:00
</code></pre>
