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matlab.io.fits.deleteRecord

Delete key by record number

Syntax

deleteRecord(fptr,keynum)

Description

deleteRecord(fptr,keynum) deletes a keyword by record number.

This function corresponds to the fits_delete_record (ffdrec) function in the CFITSIO library C API.

Examples

Delete the 18th keyword ("ORIGIN") in a primary array.

import matlab.io.*
srcFile = fullfile(matlabroot,'toolbox','matlab','demos','tst0012.fits');
copyfile(srcFile,'myfile.fits');
fileattrib('myfile.fits','+w');
fptr = fits.openFile('myfile.fits','readwrite');
card = fits.readRecord(fptr,18);
fits.deleteRecord(fptr,18);
fits.closeFile(fptr);
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