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• Offset : CThostFtdcStrikeOffsetField
• OffsetAmount : CThostFtdcInvestorProductGroupMarginField
• OffsetFlag : CThostFtdcErrExecOrderField , CThostFtdcExchangeExecOrderField , CThostFtdcExchangeTradeField , CThostFtdcExecOrderField , CThostFtdcInputExecOrderField , CThostFtdcQueryMaxOrderVolumeField , CThostFtdcQueryMaxOrderVolumeWithPriceField , CThostFtdcTradeField
• OffsetType : CThostFtdcStrikeOffsetField
• OldPassword : CThostFtdcTradingAccountPasswordUpdateField , CThostFtdcTradingAccountPasswordUpdateV1Field , CThostFtdcUserPasswordUpdateField
• OneTimePassword : CThostFtdcLoginInfoField , CThostFtdcReqUserLoginField
• OpenAmount : CThostFtdcInvestorPositionField , CThostFtdcSyncingInvestorPositionField
• OpenCost : CThostFtdcInvestorPositionField , CThostFtdcSyncingInvestorPositionField
• OpenDate : CThostFtdcInstrumentField , CThostFtdcInvestorField , CThostFtdcInvestorPositionCombineDetailField , CThostFtdcInvestorPositionDetailField , CThostFtdcSyncingInvestorField
• OpenInterest : CThostFtdcDepthMarketDataField , CThostFtdcMarketDataField , CThostFtdcMarketDataLastMatchField
• OpenOrDestroy : CThostFtdcAccountregisterField
• OpenPrice : CThostFtdcDepthMarketDataField , CThostFtdcInvestorPositionDetailField , CThostFtdcMarketDataField , CThostFtdcMarketDataStaticField
• OpenRatioByMoney : CThostFtdcInstrumentCommissionRateField , CThostFtdcMMInstrumentCommissionRateField , CThostFtdcMMOptionInstrCommRateField , CThostFtdcOptionInstrCommRateField , CThostFtdcSyncingInstrumentCommissionRateField
• OpenRatioByVolume : CThostFtdcInstrumentCommissionRateField , CThostFtdcMMInstrumentCommissionRateField , CThostFtdcMMOptionInstrCommRateField , CThostFtdcOptionInstrCommRateField , CThostFtdcSyncingInstrumentCommissionRateField
• OpenVolume : CThostFtdcInvestorPositionField , CThostFtdcSyncingInvestorPositionField
• OperatorCode : CThostFtdcTransferSerialField
• OperNo : CThostFtdcCancelAccountField , CThostFtdcFutureSignIOField , CThostFtdcNotifyFutureSignInField , CThostFtdcNotifyFutureSignOutField , CThostFtdcNotifyQueryAccountField , CThostFtdcNotifySyncKeyField , CThostFtdcOpenAccountField , CThostFtdcReqCancelAccountField , CThostFtdcReqFutureSignOutField , CThostFtdcReqOpenAccountField , CThostFtdcReqQueryAccountField , CThostFtdcReqRepealField , CThostFtdcReqSyncKeyField , CThostFtdcReqTransferField , CThostFtdcRspFutureSignInField , CThostFtdcRspFutureSignOutField , CThostFtdcRspQueryAccountField , CThostFtdcRspRepealField , CThostFtdcRspSyncKeyField , CThostFtdcRspTransferField , CThostFtdcTransferHeaderField
• OptionRoyaltyPriceType : CThostFtdcBrokerTradingParamsField
• OptionsType : CThostFtdcInstrumentField
• OrderActionCommByVolume : CThostFtdcInstrumentOrderCommRateField
• OrderActionRef : CThostFtdcBatchOrderActionField , CThostFtdcErrOrderActionField , CThostFtdcInputBatchOrderActionField , CThostFtdcInputOrderActionField , CThostFtdcOrderActionField , CThostFtdcParkedOrderActionField
• OrderActionStatus : CThostFtdcBatchOrderActionField , CThostFtdcErrOrderActionField , CThostFtdcExchangeBatchOrderActionField , CThostFtdcExchangeExecOrderActionField , CThostFtdcExchangeOrderActionField , CThostFtdcExchangeQuoteActionField , CThostFtdcExecOrderActionField , CThostFtdcOrderActionField , CThostFtdcQuoteActionField
• OrderCommByVolume : CThostFtdcInstrumentOrderCommRateField
• OrderLocalID : CThostFtdcErrorConditionalOrderField , CThostFtdcErrOrderActionField , CThostFtdcExchangeOrderActionErrorField , CThostFtdcExchangeOrderActionField , CThostFtdcExchangeOrderField , CThostFtdcExchangeOrderInsertErrorField , CThostFtdcExchangeTradeField , CThostFtdcMDTraderOfferField , CThostFtdcOrderActionField , CThostFtdcOrderField , CThostFtdcTradeField , CThostFtdcTraderOfferField
• OrderPriceType : CThostFtdcErrorConditionalOrderField , CThostFtdcErrOrderField , CThostFtdcExchangeOrderField , CThostFtdcInputOrderField , CThostFtdcOrderField , CThostFtdcParkedOrderField
• OrderRef : CThostFtdcErrorConditionalOrderField , CThostFtdcErrOrderActionField , CThostFtdcErrOrderField , CThostFtdcInputOrderActionField , CThostFtdcInputOrderField , CThostFtdcOrderActionField , CThostFtdcOrderField , CThostFtdcParkedOrderActionField , CThostFtdcParkedOrderField , CThostFtdcTradeField
• OrderSource : CThostFtdcErrorConditionalOrderField , CThostFtdcExchangeOrderField , CThostFtdcOrderField
• OrderStatus : CThostFtdcErrorConditionalOrderField , CThostFtdcExchangeOrderField , CThostFtdcOrderField
• OrderSubmitStatus : CThostFtdcErrorConditionalOrderField , CThostFtdcExchangeExecOrderField , CThostFtdcExchangeOrderField , CThostFtdcExchangeQuoteField , CThostFtdcExecOrderField , CThostFtdcOrderField , CThostFtdcQuoteField
• OrderSysID : CThostFtdcErrorConditionalOrderField , CThostFtdcErrOrderActionField , CThostFtdcExchangeOrderActionErrorField , CThostFtdcExchangeOrderActionField , CThostFtdcExchangeOrderField , CThostFtdcExchangeTradeField , CThostFtdcInputOrderActionField , CThostFtdcOrderActionField , CThostFtdcOrderField , CThostFtdcParkedOrderActionField , CThostFtdcQryHisOrderField , CThostFtdcQryOrderField , CThostFtdcTradeField
• OrderType : CThostFtdcErrorConditionalOrderField , CThostFtdcExchangeOrderField , CThostFtdcOrderField
• OrigBrokerID : CThostFtdcDRTransferField
• OrigDRIdentityID : CThostFtdcDRTransferField
• OriginDescrInfoForReturnCode : CThostFtdcRspQueryTradeResultBySerialField
• OriginReturnCode : CThostFtdcRspQueryTradeResultBySerialField
• OTPType : CThostFtdcBrokerUserOTPParamField , CThostFtdcManualSyncBrokerUserOTPField
• OTPVendorsID : CThostFtdcBrokerUserOTPParamField
• OutDate : CThostFtdcAccountregisterField