Code: Select all

plot(dataX,dataY)


a = get(gca,'Children');
xdata = get(a, 'XData');
ydata = get(a, 'YData');

xdata = xdata';
ydata = ydata';

Code: Select all

h = findobj(gca,'Type','line')
x=get(h,'Xdata') ;
y=get(h,'Ydata') ;