title: What does an array with a * mean?
body: <p>I tried searching for this, but see below:</p>
  
  <pre><code>Array
  (
  [*response] =&gt; Array
      (
          [body] =&gt; 
  </code></pre>
  
  <p>What does it mean if <code>response</code> has an asterisk before it?</p>