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)