IBM Visualization Data Explorer Programmer's Reference

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DXImportDX

Function

Imports data from a Data Explorer file.

Syntax

#include <dx/dx.h>

Object DXImportDX(char *filename, char **variable, int *start, int *end,
int *delta)

Functional Details

Imports data from a Data Explorer file specified by the filename parameter. The variable parameter specifies a NULL-terminated list of strings that identify which variables to import. This parameter identifies Objects in the file that have the names specified by variable. If more than one variable is specified, the Objects are collected together and a Group is returned.

For Series data, *start, *end, and *delta are used to control which indexed Series members are read in. If start is NULL, it defaults to the beginning of the series; if end is NULL, it defaults to the end of the series; if delta is NULL, it defaults to one.

For additional information on the Data Explorer file format, see Appendix B. "Importing Data: File Formats". in IBM Visualization Data Explorer User's Guide.

Return Value

Returns a pointer to the Object or returns NULL and sets an error code.

See Also

DXImportHDF, DXImportNetCDF, DXImportHDF, DXImportCM, DXImportCDF

"Data Explorer Format Files".


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