--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/findFieldWidth.m	Tue Sep 22 14:27:21 2015 +0200
@@ -0,0 +1,15 @@
+% Calculates the maximum field width needed width fprintf for a given format fmt for the values in A
+%     A = [1.13232 10.233 1.1];
+%     width = findFieldWidth('%.2f',A);
+% Gives wdith = 5
+function width = findFieldWidth(fmt, A)
+    width = 0;
+    for i = 1:numel(A)
+        elem = A(i);
+        if iscell(elem)
+            elem = elem{1};
+        end
+        str = sprintf(fmt,elem);
+        width = max(width,length(str));
+    end
+end