egovMap 질문 급합니다. ㅠㅠ

Question

{pbNo=554, pbKey=ff810858-7296-4767-bfb5-7c83cc6a3109, mNo=7906, pbOptNo=147, pCode=2015072400005, pbOptNm1=색상, pbOptNm2=, pbOptNm3=, pbOptNm4=, pbOptNm5=, pbOptNm6=, pbOptNm7=, pbOptNm8=, pbOptNm9=, pbOptNm10=, pbOptAttr1=블루, pbOptAttr2=, pbOptAttr3=, pbOptAttr4=, pbOptAttr5=, pbOptAttr6=, pbOptAttr7=, pbOptAttr8=, pbOptAttr9=, pbOptAttr10=, pbQty=1, pbStockPrice=0.000, pbPrice=9000.000, pbPoint=0.000, pbDeliveryType=1, pbDeliveryPrice=0.000, pbDeliveryExp=, pbAddOptPrice=0.000, pbDirect=N, pbDiscountPoint=0.000, pbDiscountPrice=2000.000, pbRegDt=2015-08-30 08:29:22.0}

위 데이터가 list.get(1)  위 데이터고

저는 pbOptNo 를 가져오려고 list.get(1).get("pbOptNo") 요런식으로 썼는데 안나옵니다.

하지만 list.get(1).get("pCode")  는 가져옵니다 이유를 모르겠습니다.

Comments

{pbNo=554, pbKey=ff810858-7296-4767-bfb5-7c83cc6a3109, mNo=7906, pbOptNo=147, pCode=2015072400005, pbOptNm1=색상, pbOptNm2=, pbOptNm3=, pbOptNm4=, pbOptNm5=, pbOptNm6=, pbOptNm7=, pbOptNm8=, pbOptNm9=, pbOptNm10=, pbOptAttr1=블루, pbOptAttr2=, pbOptAttr3=, pbOptAttr4=, pbOptAttr5=, pbOptAttr6=, pbOptAttr7=, pbOptAttr8=, pbOptAttr9=, pbOptAttr10=, pbQty=1, pbStockPrice=0.000, pbPrice=9000.000, pbPoint=0.000, pbDeliveryType=1, pbDeliveryPrice=0.000, pbDeliveryExp=, pbAddOptPrice=0.000, pbDirect=N, pbDiscountPoint=0.000, pbDiscountPrice=2000.000, pbRegDt=2015-08-30 08:29:22.0}