Can't delete Plot line
2 vues (au cours des 30 derniers jours)
Afficher commentaires plus anciens
Hi guys i need some help with my code. im trying to delete a plot line but mathlab doesnt let me.
if ventilst== 1
%Weißer Hintergrund
xbodenw1 = [-500 -500 -498 -498];
ybodenw1 = [-115 -815 -815 -115];
p1= plot([-9735 -375], [-875 -875], 'k');
assignin('base','p1',p1);
p2= evalin('base','p2');
delete(p2)
end
if ventilst== 0
p2= plot([9735 -375], [-875 -875], 'k');
assignin('base','p2',p2);
p1= evalin('base','p1');
delete(p1)
end
0 commentaires
Réponses (1)
Walter Roberson
le 23 Avr 2019
You have no hold on in what you show. When hold is not on (or equivalent internal settings) then each plot() call effectively calls cla() before doing the plotting, which would have the effect of deleting the existing line.
Try
if ishandle(p2); delete(p2); end
0 commentaires
Voir également
Catégories
En savoir plus sur Lighting, Transparency, and Shading dans Help Center et File Exchange
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!