DSInstrument Class

DSWS API (.NET)

[This is preliminary documentation and is subject to change.]

Defines the instrument used in a DSDataRequest

Inheritance Hierarchy

System Object
Datastream.DswsApi DSInstrument

Namespace: Datastream.DswsApi
Assembly: Datastream.DswsApi.NET4.0 (in Datastream.DswsApi.NET4.0.dll) Version: 1.0.0.0 (1.0.0.0)

Syntax

C++

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public sealed class DSInstrument

public sealed class DSInstrument

Public NotInheritable Class DSInstrument

Public NotInheritable Class DSInstrument

Remarks

An instrument used in a DSDataRequest defines the universe. It can be a single symbol, a set of symbols, a list symbol or even a complex expression. The symbols supported in Datastream Web Service include

RIC (Ex:VOD.L,MSFT.O)
Datastream Mnemonic (Ex:VOD,@MSFT)
Datastream Code (Ex:953133,719643)
SEDOL (Ex:B16GWD5,2588173)
CUSIP (Ex:594918104)
ISIN (Ex:GB00B16GWD56,US5949181045)

You can set different properties DSInstrumentProperties to provide hints about the instrument.

Examples

Following example shows different mechanisms to construct an instrument

C++

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// Create a single instrument 
var singleInstr = new DSInstrument("VOD");

// Create multiple instruments 
var multiInstr = new DSInstrument("VOD", "BARC", "MSFT");

// Create an expression 
var expr = new DSInstrument("VOD(PL) + VOD(PH)", DSInstrumentProperties.IsExpression);

// Create a single instrument 
var singleInstr = new DSInstrument("VOD");

// Create multiple instruments 
var multiInstr = new DSInstrument("VOD", "BARC", "MSFT");

// Create an expression 
var expr = new DSInstrument("VOD(PL) + VOD(PH)", DSInstrumentProperties.IsExpression);

Version Information

.NET API Framework

Supported in: 4.1, 3.6