how do i plot date in x axis

i have delta t date on a daily baisis starting from 17nov 2007 to 31march2008 how to plot the data with month and year on the x axis

Answer 1

[Azzi Abdelmalek]

dat=datenum('17/11/2007','dd/mm/yyyy'):datenum('11/03/2008','dd/mm/yyyy');
y=cos(0.1*(1:numel(dat)));  % Example
plot(dat,y)
datic=unique(datestr(dat,'mm-yyyy'),'rows')
xt=get(gca,'xtick')
xt1=linspace(min(xt), max(xt),size(datic,1))
set(gca,'xtick',xt1)
set(gca,'xticklabel',datic)