Find mandatory fields in the table

This job is used to find the mandatory fields in the table.

static void Krishh_findMandatory(Args _args)
{    TableId   tableId = tableNum(SalesTable);
    DictTable dt;
    int       fieldCnt;
    int       i;
    DictField df;
    ;
    dt = new DictTable(tableId);
    fieldCnt = dt.fieldCnt();
    for(i = 1; i <= fieldCnt; i++)
    {
        df = new DictField(tableId, dt.fieldCnt2Id(i));
        if(df.mandatory())
        {
            info("Field '" + df.name() + "' is mandatory.");
        }
    }
}