www.gusucode.com > graphics 案例源码程序 matlab代码 > graphics/PlotSingleDataSeriesExample.m

    %% Plot Single Data Series  
% Create a stem plot of 50 data values between $-2\pi$ and $2\pi$.    

% Copyright 2015 The MathWorks, Inc.


%%  
figure
Y = linspace(-2*pi,2*pi,50);
stem(Y)    

%%
% Data values are plotted as stems extending from the baseline and terminating
% at the data value. The length of |Y| automatically determines the position
% of each stem on the _x_-axis.