getData

Obtain current X_TRADER data

Syntax

D = getData(X,S,F)

D = getData(X,F)

Description

D = getData(X,S,F) returns data for the fields F for the xtrdr instrument object, S, with fields corresponding to valid X_TRADER^® API options. For details, see the Trading Technologies^® X_TRADER API RTD Tutorial or X_TRADER API Class Reference.

D = getData(X,F) returns data for the fields F for all instruments associated with the xtrdr session object, X.

Examples

Return Exchange and Last Price for an Instrument

Return the exchange and last price fields for the instrument defined in x.Instrument(1).

D = getData(X,X.Instrument(1),{'Exchange','Last'})

D = 

    Exchange: {'CME'}
        Last: {'45'}

Return Exchange and Last Price for an Alias

Return the exchange and last price fields for the instrument defined by the alias PriceInstrument1.

D = getData(X,'PriceInstrument1',{'Exchange','Last'})

D = 

    Exchange: {'CME'}
        Last: {'45'}

Return Exchange and Last Price for All Session Instruments

Return the exchange and last price fields for all instruments associated with the xtrdr session object, X.

D = getData(X,{'Exchange','Last'})

D = 

    Exchange: {2x1 cell}
        Last: {2x1 cell}

Input Arguments

X — X_TRADER connection

connection object

X_TRADER connection, specified as a connection object created using xtrdr.

S — X_TRADER instrument

instrument object

X_TRADER instrument, specified as an instrument object created using createInstrument or aliases with fields corresponding to valid X_TRADER API options. For details, see the Trading Technologies X_TRADER API RTD Tutorial or X_TRADER API Class Reference.

Example: x.Instrument(1)

F — Fields for the instrument object

character vector | cell array of character vectors | string scalar | string array

Fields for the instrument object or aliases, S, specified as a character vector, cell array of character vectors, string scalar, or string array. F without a corresponding S are fields for all instruments associated with the xtrdr session object, X.

Example: {'Exchange','Last'}

Data Types: char | cell | string

Output Arguments

D — X_TRADER data

structure

X_TRADER data, returned as a structure. For missing data, D contains a NaN.