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

Figure Windows for related functions

dragrect

dsearch