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    %% Round Duration Values
%%
% Round each value in a duration array to the nearest number of
% seconds.

% Copyright 2015 The MathWorks, Inc.

t = hours(8) + minutes(29:31) + seconds(1.3:0.5:2.3);
t.Format = 'hh:mm:ss.SS'
%%
Y1 = round(t)
%%
% Round each value in t to the nearest number of hours.
Y2 = round(t,'hours')