MATLAB Function Reference

drawnow

Complete pending drawing events

Syntax

drawnow

Description

drawnow flushes the event queue and updates the figure window.

Remarks

Other events that cause MATLAB to flush the event queue and draw the figure windows include:

• Returning to the MATLAB prompt
• A pause statement
• A waitforbuttonpress statement
• A waitfor statement
• A getframe statement
• A figure statement

Examples

Executing the statements,

x = -pi:pi/20:pi;
plot(x,cos(x))
drawnow
title('A Short Title')
grid on

as an M-file updates the current figure after executing the drawnow function and after executing the final statement.

See Also

waitfor, pause, waitforbuttonpress

dragrect

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