How to delete specified curved in a figure using a handle?

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QiQin Zhan
QiQin Zhan 2013-2-19
How to delete specified curved in a figure using a handle?
t = 0：0.1：2*pi;
y = sin(t);
plot(t,y)
Then how to delete the 'sin(t)'curve?

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Walter Roberson
Walter Roberson 2013-2-19
t = 0：0.1：2*pi;
y = sin(t);
h = plot(t,y);
then
delete(h)

更多回答（1 个）

Azzi Abdelmalek
Azzi Abdelmalek 2013-2-19
编辑：Azzi Abdelmalek 2013-2-19
cla(gca)
% or if you have two plots in the same figure
t = 0:0.1:2*pi;
y = sin(t);
y1=cos(t);
h1=plot(t,y);
hold on;
h2=plot(t,y1,'r')
% to remove plot 1:
set(h1,'visible','off')

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