Data commit

Task/Take-notes-on-the-command-line/MATLAB/take-notes-on-the-command-line.m

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+ function notes(varargin)
+    % NOTES can be used for taking notes
+    % usage:
+    %    notes    displays the content of the file NOTES.TXT
+    %    notes arg1 arg2 ...
+    %             add the current date, time and arg# to NOTES.TXT
+    %
+
+    filename = 'NOTES.TXT';
+    if nargin==0
+	fid = fopen(filename,'rt');
+	if fid<0, return; end;
+	while ~feof(fid)
+		fprintf('%s\n',fgetl(fid));
+	end;
+	fclose(fid);
+    else
+        fid = fopen(filename,'a+');
+	if fid<0, error('cannot open %s\n',filename); end;
+        fprintf(fid, '%s\n\t%s', datestr(now),varargin{1});
+        for k=2:length(varargin)
+            fprintf(fid, ', %s', varargin{k});
+	end;
+	fprintf(fid,'\n');
+	fclose(fid);
+    end;