Add float op comment

Author: JoinedSenses

plugins/include/sorting.inc

@@ -118,6 +118,11 @@ native void SortCustom1D(any[] array, int array_size, SortFunc1D sortfunc, any d
  * @return              -1 if first should go before second
  *                      0 if first is equal to second
  *                      1 if first should go after second
+ *
+ * @note If working with float arrays and arithmatic operators, elements must be retagged
+ *       through assignment or with view_as<float> to ensure floating point operations are
+ *       performed rather than integer operations.
+ *       for example: float f = elem1[index]; if (view_as<float>(elem2[index]) < f) /* ... */
  */
 typedef SortFunc2D = function int (any[] elem1, any[] elem2, const any[][] array, any data);