获取表中的所有字段

static void loopFieldsInTable(Args _args)
{
    dictTable dt; 
    int numberOfFields; 
    int fieldId; 
    int i; 
    ; 
    dt = new dictTable(tableNum(CustTable)); 
    //name of table
    info(dt.name()); 
    numberOfFields = dt.fieldCnt(); 
    info(int2str(numberOfFields)); 
    for (i = 1; i <= numberOfFields; i++)
    { 
      fieldId = dt.fieldCnt2Id(i); 
      info(dt.name()+'.' + dt.fieldName(fieldId)); 
    }
}