DtvLong dal_mas_ret_nxt_mas (flg)

Returns the ident number of the next mask in the mask stack (no nested calls).

Input Parameters Significance
char flg positions flag:
0 = first mask
1 = next mask

Output Parameters Significance
no -

Return Code Significance
value Id of the mask
0 no further mask exists

This function allows you to navigate in the mask stack. It cannot be nested. For DataView version 3.0-07 and higher you should only use the parallel function dal_mas_get_nxt_mas instead, which can be nested.