Export plot as 600dpi png and with variables in the file name

iter = 1; 
for i=1:10
            t =1:1:1000;
            p =t*i;
            figure
            plot(t,p,'Color', 'b','LineWidth',2)
            hold on
            set(gca,'FontWeight','bold','FontSize',18)
            %Works if 
            %print(gcf,'p.png','-dpng','-r600');  
            print(gcf,'p%s.png',iter,'-dpng','-r600');  
 end

How to export figure with a name variable in the filename and 600dpi. Thanks!

Answer 1

[Jan]

print(gcf, sprintf('p%d.png', iter), '-dpng', '-r600');
% [EDITED], %s -> %d

[Miraboreasu]

Thanks, but Error using matlab.graphics.internal.name Unable to create output file '.\p.png', Invalid argument.

fixed by

print(gcf, sprintf('p%d.png', iter), '-dpng', '-r600');