22. Example of search within unsorted array

• 
      // sequential search for an item inside array:
      public static int seqSearch(
          int[] list,
          int searchItem
          )
      {
          int idx = 0;
          while ( idx < list.length ) {
              if ( list[ idx ] == searchItem ) {
                  return idx;
              }
          }
          return -1;
      }//seqSearch