title: How to embed instance method with link_to text field?
body: <p>On erb:</p>
  
  <pre><code>@student.count  #--&gt; 4 
  
    &lt;li&gt;&lt;%= link_to "Show All",   'all'   %&gt;&lt;/li&gt;#--&gt;Show all
  </code></pre>
  
  <p>I want to show </p>
  
  <blockquote>
    <p>show All(3)</p>
  </blockquote>
  
  <p>.</p>
  
  <p>I tried 
  <code>&lt;li&gt;&lt;%= link_to "Show All"@students.count,   'all'   %&gt;&lt;/li&gt;</code>
  or<br>
   <code>&lt;li&gt;&lt;%= link_to "Show All"+@students.count,   'all'   %&gt;&lt;/li&gt;</code></p>
  
  <p>But all didn't work </p>