CEDS64ChanList MATLAB function returns a table of channels in the Spike2 data file specified by a handle fhand.

CEDS64ChanList.m

function T = CEDS64ChanList(fhand)
% CEDS64ChanList returns a table of channels in the Spike2 data file
% specified by a handle fhand.
%
% SYNTAX
% T = CEDS64ChanList(fhand)
%
%
% INPUT ARGUMENTS
% fhand       integer
%             Handle for a file. Use fhand = CEDS64Open(filename) to obtain fhand.
%
%
% OUTPUT ARGUMENTS
% T           table 
%             A table containing the following variables:
%
%              'ChanNumber'  .... double, channel number
%              'ChanTypeN'   .... double, channel type as an integer
%              'ChanType'    .... string, channel type
%              'ChanTitle'   .... string, channel title
%              'ChanComment' .... string, channel comment
%
% Written by Kouichi C. Nakamura Ph.D.
% MRC Brain Network Dynamics Unit
% University of Oxford
% kouichi.c.nakamura@gmail.com
% 12-Jun-2019 12:05:26
%
% See also
% CEDS64MaxChan, CEDS64ChanType, CEDS64ChanTitle, CEDS64ChanComment
% SONChanList (SigTOOL)


iMaxChan = CEDS64MaxChan(fhand);

tf = false(iMaxChan,1);
channumbers = NaN(iMaxChan,1);
chantypenumbers = NaN(iMaxChan,1);
chantypes = strings(iMaxChan,1);
chantitles = strings(iMaxChan,1);
chancomments = strings(iMaxChan,1);


for i = 1:iMaxChan
    
    if CEDS64ChanType(fhand,i) ~= 0
        tf(i) = true;
        channumbers(i) = i;
        chantypenumbers(i) = CEDS64ChanType(fhand,i);
        [~,chantitles{i}] = CEDS64ChanTitle(fhand,i);
        [~,chancomments{i}] = CEDS64ChanComment(fhand,i);
        
        %   iType - 0 no channel
        %           1 Waveform channel
        %           2 Event (falling)
        %           3 Event (rising)
        %           4 Event (both)
        %           5 Marker
        %           6 Wavemark
        %           7 Realmark
        %           8 TextMark
        %           9 Realwave
        %           or a negative error code
        
        switch chantypenumbers(i)
            case 0
                chantypes{i} = 'no channel';
            case 1
                chantypes{i} = 'Waveform';
            case 2
                chantypes{i} = 'Event (falling)';
            case 3
                chantypes{i} = 'Event (rising)';
            case 4
                chantypes{i} = 'Event (both)';
            case 5
                chantypes{i} = 'Marker';
            case 6
                chantypes{i} = 'Wavemark';
            case 7
                chantypes{i} = 'Realmark';
            case 8
                chantypes{i} = 'TextMark';
            case 9
                chantypes{i} = 'Realwave';
            otherwise
                chantypes{i} = 'error';
        end
        
    end
    
end

T = table(tf,channumbers,chantypenumbers,chantypes,chantitles,chancomments,...
    'VariableNames',{'TF','ChanNumber','ChanTypeN','ChanType','ChanTitle','ChanComment'});

T(~T.TF,:) = [];
T.TF = [];

end

Is there a way to know the channels in a file? (CED Spike2 forum)
http://www.ced.co.uk/phpBB3/viewtopic.php?f=5&t=2037&p=10405#p10405