title: How to get the min value of an array excluding 0
body: <p>x1, x2, x3, x4 and x5 are user decelerated variables, the user can chose between 0 and 5.
  I want to get the minimum value of those 5 variables but if one or more of those is a 0 i want to get excluded the one(s) that are 0.</p>
  
  <pre><code>var array = new[] { x1, x2, x3, x4, x5 };  
  int minarray = array.Min();
  </code></pre>