Nasdaq

Nasdaq functions are used for downloading and accessing Nasdaq Data Link datasets. Make sure that NasdaqlInitialize is called before all other functions.

Sections

•Functions

•Function Details

Functions

Name	Description
NasdaqInitialize(string)	Initializes the Nasdaq Data Link API functions. This function must be called before any other Nasdaq API function.
NasdaqUpdateTimeSeries()	Refreshes the loaded time series with the latest values based on the current Desktop time. This function is usually called at the beginning of each OnBarUpdate call.
long NasdaqTimeSeriesDate(int,int)	Gets the timestamp of a specified point in a specified time series.
int NasdaqTimeSeriesFieldIndex(int, string)	Gets the field index for a specified field id in a specified time series or -1 if the field is not found.
string[] NasdaqTimeSeriesFields(int)	Gets the field Ids of a specified time series.
int NasdaqTimeSeriesLoad(string, string, bool, int)	Loads a specified time series and returns a unique time series index to identify it.
double NasdaqTimeSeriesValue(int, int, int)	Gets the value of a specified data point in a specified time series.

Function Details

NasdaqInitialize(string apiKey)

Initializes the Nasdaq Data Link API functions. This function must be called before any other Nasdaq API function.

Parameters

Type	Identifier	Description
string	apiKey	The Nasdaq API key.

Scripts

All

NasdaqUpdateTimeSeries()

Updates the loaded time series with the latest values based on the current Desktop time. This function is usually called at the beginning of each OnBarUpdate call.

Parameters

No Parameters

Scripts

All

long NasdaqTimeSeriesDate(int, int)

Gets the timestamp of a specified point in a specified time series.

Returns

The timestamp of the specified point.

Parameters

Type	Identifier	Description
int	timeSeriesIndex	The time series index.
int	timeSeriesShift	The shift relative to the last point, such that 0 is the latest point, 1 is the point preceding it, etc.

Scripts

All

int NasdaqTimeSeriesFieldIndex(int timeSeriesIndex, string fieldId)

Gets the field index for a specified field in a specified time series or -1 if the field is not found.

Returns

The field index for the specified field in the specified time series or -1 if the field is not found.

Parameters

Type	Identifier	Description
int	timeSeriesIndex	The time series index.
string	fieldId	The field's Nasdaq identifier / name.

Scripts

All

string[] NasdaqTimeSeriesFields(int timeSeriesIndex)

Gets the field Ids of a specified time series.

Returns

The field Ids of the specified time series.

Parameters

Type	Identifier	Description
int	timeSeriesIndex	The time series index.

Scripts

All

int NasdaqTimeSeriesLoad(string databaseCode, string datasetCode, bool checkForUpdates, int reportingLagMinutes)

Loads a specified time series and returns a unique time series index to identify it.

Returns

The unique time series index that identifies the requested time series.

Parameters

Type	Identifier	Description
string	databaseCode	The Nasdaq database code of the time series.
string	datasetCode	The Nasdaq dataset code of the time series.
bool	checkForUpdates	Indicates whether Nasdaq should be queried for any updates to the dataset.
int	reportingLagMinutes	The number of minutes that need to pass after the data point's timestamp until the data point becomes available for reading.

Scripts

All

double NasdaqTimeSeriesValue(int timeSeriesIndex, int fieldIndex, int timeSeriesShift)

Gets the value of a specified data point in a specified time series.

Returns

The value of the specified data point in the specified time series.

Parameters

Type	Identifier	Description
int	timeSeriesIndex	The time series index from which to read.
int	fieldIndex	The field index from which to read.
int	timeSeriesShift	The shift relative to the last point, such that 0 is the latest point, 1 is the point preceding it, etc.

Scripts

All