h = gca; delete(h); h==gca -> ans=1

[Ben Abbott]

On Oct 22, 2008, at 6:50 PM, Ben Abbott wrote:

>
> On Oct 22, 2008, at 2:59 PM, John W. Eaton wrote:
>
>> On 22-Oct-2008, Ben Abbott wrote:
>>
>> | While this could be fixed in gca.m I'm sure it is better to take  
>> care of it at a lower level.
>> |
>> | octave:102> plot(1:10)
>> | octave:103> gca
>> | ans = -21.032
>> | octave:104> delete(gca)
>> | octave:105> gca
>> | ans = -21.032
>>
>> I think the following changeset fixes this problem.
>>
>> Thanks,
>>
>> jwe
>
> Thanks, that works.
>
> However,
>
> 	octave:8> h = gcf; delete(h); h==gcf
> 	ans = 1

It occurred to me that this may be because handles are being recycled.

	octave:13> h = gcf;
	octave:14> delete(h)
	octave:15> get(0,'currentfigure')
	ans = [](0x0)

... and it is. So all looks correct here.

Ben