StockSharp - trading and algorithmic trading platform
StockSharp API
StockSharp.Algo
TraderHelper Class
TraderHelper Methods
AddAdapter(TAdapter) Method
AddOrderErrorLog Method
AddOrderInfoLog Method
AddOrSubtractTradingDays Method
ApplyChanges Method
ApplyNewBalance Method
ApplyNewState Method
ApplyOffset Method
CancelOrders Method
ChangeSubscriptionState Method
Compile Method
Contains Method
CreateProcessor Method
DeleteAll Method
Download(TResult) Method
DownloadInfo Method
EmulateTrades Method
FillFortsJumps Method
Filter Method
GetAllSecurity Method
GetAveragePrice Method
GetCandles Method
GetCurrentPrice Method
GetDirection Method
GetExpiryDates Method
GetFortsEndOfDay Method
GetFortsJumps Method
GetFortsRate Method
GetFortsYesterdayEndOfDay Method
GetInnerSecurities Method
GetLevel1 Method
GetMatchedVolume Method
GetOrCreate Method
GetOrCreateBoard Method
GetOrCreatePortfolio Method
GetOrCreatePosition Method
GetOrderLog Method
GetPlazaTimeInForce Method
GetPnL Method
GetPosition Method
GetSecurities Method
GetSecurityCriteria Method
GetSecurityValue(T) Method
GetSecurityValues Method
GetTheoreticalTrades Method
GetTicks Method
GetTrades Method
GetUniqueId Method
Group Method
Invert Method
IsActive Method
IsAllSecurity Method
IsAssociated Method
IsBasket Method
IsCanceled Method
IsContinuous Method
IsFinal Method
IsFullEmpty Method
IsHalfEmpty Method
IsIndex Method
IsLookupAll Method
IsMatched Method
IsMatchedEmpty Method
IsMatchedPartially Method
IsMicex Method
Iso10962 Method
Iso10962ToOptionType Method
Iso10962ToSecurityType Method
IsPlazaSystem Method
IsSame Method
IsStockSharp Method
IsTradeDate Method
IsTradeTime Method
IsUxStock Method
Join Method
LastTradeDay Method
Lookup Method
LookupAll Method
LookupBoards Method
LookupByCode Method
LookupById Method
LookupByNativeId Method
LookupOrders Method
LookupPortfolios Method
LookupSecurities Method
LookupTimeFrames Method
SafeGetOrderId Method
SafeGetVolume Method
ShrinkPrice Method
Sparse Method
SubscribeBoard Method
SubscribeCandles Method
SubscribeFilteredMarketDepth Method
SubscribeLevel1 Method
SubscribeMarketData Method
SubscribeMarketDepth Method
SubscribeNews Method
SubscribeOrderLog Method
SubscribeOrders Method
SubscribePositions Method
SubscribeTrades Method
ToBasket Method
ToOrderSnapshot Method
ToPositionManager Method
ToReadableString Method
ToTimeQuotes Method
Truncate Method
TryFindLocal Method
TryGetAdapter Method
UnGroup Method
UnSubscribe Method
UnSubscribeBoard Method
UnSubscribeCandles Method
UnSubscribeLevel1 Method
UnSubscribeMarketData Method
UnSubscribeMarketDepth Method
UnSubscribeNews Method
UnSubscribeOrderLog Method
UnSubscribeOrders Method
UnSubscribePositions Method
UnSubscribeTrades Method
Upload(TMessage) Method
ValidateId Method
Verify Method
VerifyOrderState Method
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TraderHelperLookup Method

Lookup securities by criteria criteria.

Namespace:  StockSharp.Algo
Assembly:  StockSharp.Algo (in StockSharp.Algo.dll) Version: 5.0.0.0 (5.0.0)
Syntax
C#
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public static IEnumerable<Security> Lookup(
	this ISecurityProvider provider,
	Security criteria
)

Parameters

provider
Type: StockSharp.BusinessEntitiesISecurityProvider
The provider of information about instruments.
criteria
Type: StockSharp.BusinessEntitiesSecurity
The instrument whose fields will be used as a filter.

Return Value

Type: IEnumerableSecurity
Found instruments.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type ISecurityProvider. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).
See Also