how can I draw flashing arrow on the plot?

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Jinah Lee 2017-3-17

评论： Rik 2017-3-19

Hello, how can I draw flashing arrow on the plot by use 'pause' function?

Thanks a lot!

Rik 2017-3-17

t = text(0.5,0.5,'\leftarrow');
for blinks=1:10
    set(t,'Visible','off')
    pause(0.5)
    set(t,'Visible','on')
    pause(0.5)
end

Jinah Lee 2017-3-17

oh, can't I make a one flash for the arrow and make it gone?

Rik 2017-3-19

Sure, just add a set(t,'Visible','off') after the loop.

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