title: How do I convert from a char array [char; N] to a string slice &str?
body: <p>Given a fixed-length <code>char</code> array such as:</p>
  
  <pre><code>let s: [char; 5] = ['h', 'e', 'l', 'l', 'o'];
  </code></pre>
  
  <p>How do I obtain a <code>&amp;str</code>?</p>