Added function to clamp data to a certain range

clamp.m

+function A = clamp(A,varargin)
+%CLAMP Summary of this function goes here
+%   Detailed explanation goes here
+
+if nargin>1
+    range = varargin{1};
+else
+    range = getrangefromclass(A);
+end
+
+if nargin>2
+    nanflag = varargin{2};
+else
+    nanflag = 'omitnan';
+end
+
+A = min(max(A,range(1),nanflag),range(2),nanflag);
+
+end
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