title: protocol Phoenix.HTML.Safe not implemented Elixir Phoenix
body: <p>I have an object with such values as </p>
  
  <pre><code>%{"Friday" =&gt; [], "Monday" =&gt; [], "Saturday" =&gt; [], "Sunday" =&gt; ["3:0-4:0", "6:0-7:0"], "Thursday" =&gt; [], "Tuesday" =&gt; [], "Wednesday" =&gt; []}
  </code></pre>
  
  <p>I wanted to show it in my email template's view, i just stated as </p>
  
  <pre><code>&lt;p&gt;Schedule: &lt;%= @schedule %&gt;&lt;/p&gt;
  </code></pre>
  
  <p>I got this error on it</p>
  
  <pre><code>** (Protocol.UndefinedError) protocol Phoenix.HTML.Safe not implemented for %{"Friday" =&gt; [], "Monday" =&gt; [], "Saturday" =&gt; [], "Sunday" =&gt; ["3:0-4:0", "6:0-7:0"], "Thursday" =&gt; [], "Tuesday" =&gt; [], "Wednesday" =&gt; []}
  </code></pre>
  
  <p>What will be the best way to show it in HTML? </p>