Not if you've retained the timer - and if you haven't, then you shouldn't
release it. Conversely if you *have*, you should release and nil it when it
fires.
On Aug 3, 2012, at 2:10 PM, Charlie Dickman wrote:
> You must use the 2nd way. If you don't you could get a memory exception if
> the timer has fired and, therefore, been invalidated.
>
> On Aug 3, 2012, at 4:19 PM, Trygve Inda wrote:
>
>> NSTimer* myTimer = [NSTimer scheduledTimerWithTimeInterval:60 target:self
>> selector:@selector(wantsUpdate:) userInfo:nil repeats:NO]
>>
>> Sometime after it fires (and occasionally before), I call
>>
>> if ( myTimer )
>> {
>> [myTimer invalidate];
>> [myTimer release];
>> myTimer = nil;
>> }
>>
>>
>> Should I really be doing:
>>
>> if ( myTimer )
>> {
>> if ([myTimer isValid])
>> [myTimer invalidate];
>>
>> [myTimer release];
>> myTimer = nil;
>> }
>>
>>
>>
>> I am doing it the first way without trouble... At least I think it is ok.
>> The docs say non-repeating timers are invalidated after they fire.
>>
>> Which way is better?
>>
>> Comments?
>>
>>
>>
>>
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>
> Charlie Dickman
> 3tothe...@comcast.net
>
>
>
>
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