MATLAB: How can i plot 14 vertical lines at the same time?

MATLABvertical lines

i want plotting 14 vertical lines at the same time .is it possible??
 load ecg.m;
n=length(ecg);   
fs=360;
t=0:1/fs:(n-1)/fs;
CWTcoeffs = cwt(ecg,10:50,'sym4','plot');
colormap jet; colorbar;
ww=CWTcoeffs(15,:);
qrs_thr_on=[170 440 690 947 1201 1460 1720] ;
qrs_thr_end=[228 485 730 988 1245 1502 1765];
subplot(321);
plot(CWTcoeffs(15,:)); title('Scale 15');grid on;hold on
x=[170,170];
y=[-1500,1500];
plot(x,y,'--')

Best Answer

line() can draw multiple lines at a time. You just need to pay attention to how to provide your data in the right format. For example, three vertical lines
line([2,3,4;2,3,4;],[0,0,0;1,1,1])
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