cdflib.getNumAttributes

Number of attributes with variable scope

Syntax

numAtts = cdflib.getNumAttributes(cdfId)


Description

numAtts = cdflib.getNumAttributes(cdfId) returns the total number of attributes with variable scope in a Common Data Format (CDF) file. cdfId identifies the CDF file.

Examples

Open the example CDF and find out how many attributes in the file have variable scope:

cdfId = cdflib.open("example.cdf");

% Determine the number of attributes with variable scope
numAttrs = cdflib.getNumAttributes(cdfId)

numAttrs =

     1

% Clean up
cdflib.close(cdfId)
clear cdfId

Tips

• This function corresponds to the CDF library C API routine CDFgetNumvAttributes.

• To use this function, you must be familiar with the CDF C interface. You can access the CDF documentation at the CDF website.