cdflib.getVarNum - Variable number, given variable name

Syntax

varNum = cdflib.getVarNum(cdfId,varname)

Description

varNum = cdflib.getVarNum(cdfId,varname) returns the identifier (variable number) for a variable in a Common Data Format (CDF) file.

cdfId identifies the CDF file. varname is a text string that identifies the variable. Variable names are case-sensitive.

Examples

Open example CDF, and then get the number of a variable named Longitude:

cdfid = cdflib.open('example.cdf');

varNum = cdflib.getVarNum(cdfid,'Longitude')

varNum =

     1

%  Clean up
cdflib.close(cdfid);

clear cdfid

References

This function corresponds to the CDF library C API routine CDFgetzVarNum. To use these functions, 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

cdflib.getVarName

Tutorials

• Importing Common Data File Format (CDF) Files
• Exporting to Common Data File Format (CDF) Files