title: Check for multiple items in array using .include? -- Ruby Beginner
body: <p>Is there a better way to write this:</p>
  
  <pre><code>if myarray.include? 'val1' ||
     myarray.include? 'val2' ||
     myarray.include? 'val3' ||
     myarray.include? 'val4'
  </code></pre>