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cdflib.setVarInitialRecs

Specify initial number of records written to variable

Syntax

cdflib.setVarInitialRecs(cdfId,varNum,numrecs)

Description

cdflib.setVarInitialRecs(cdfId,varNum,numrecs) specifies the initial number of records to write to a variable in a Common Data Format (CDF) file.

Input Arguments

cdfId

Identifier of a CDF file, returned by a call to cdflib.create or cdflib.open.

varNum

Numeric value identifying a variable in the file. Variable numbers are zero-based.

numRecs

Numeric value specifying the number of records to write.

Examples

Create a CDF, create a variable, and then specify the number of records to write for the variable. To run this example, you must be in a writable folder.

cdfid = cdflib.create('your_file.cdf');

% Create a variable in the file.
varNum = cdflib.createVar(cdfid,'Grades','cdf_int1',1,[],true,[]);

% Specify the number of records to write for the variable
cdflib.setVarInitialRecs(cdfid,varNum,100);

recsWritten = cdflib.getVarNumRecsWritten(cdfid,varNum)

recsWritten =

   100

%  Clean up
cdflib.delete(cdfid)

clear cdfid

References

This function corresponds to the CDF library C API routine CDFsetzVarInitialRecs.

To use this function, you must be familiar with the CDF C interface. Read the CDF documentation at the CDF Web site.

For copyright information, see the cdfcopyright.txt file.

See Also

Tutorials

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