title: Array Maximum Constant Expression Required Error
body: <p>This error shows up when i try to find max array from these variables: Constant Expression Required. i've had a go, any ideas?</p>
  <pre><code> double num_array[3];
         num_array[0]= RFTPD8;
         num_array[1]= RFTPD7;
         num_array[2]= RFS3;
      
          double num_array[3]= {RFTPD8,RFTPD7,RFS3};
         int maxValueIdx=ArrayMaximum(num_array,WHOLE_ARRAY,0);
  </code></pre>