Re: if statement causing 32 Byte leak?
Re: if statement causing 32 Byte leak?
- Subject: Re: if statement causing 32 Byte leak?
- From: Graham Cox <email@hidden>
- Date: Sun, 10 Jan 2010 13:34:42 +1100
On 10/01/2010, at 1:27 PM, Mr. Gecko wrote:
> So I do not own the object when I get it from string, but I do when I get it from new and that means that I have to release it.
> So according to that, this code shouldn't leak, right?
> NSMutableString *string = [NSMutableString string];
> if (http) {
> [string appendString:@"http://";];
> } else {
> [string appendString:@"https://";];
> }
> [string appendString:@"example.com/"];
> return [NSURL URLWithString:string];
>
> Just seeing if I understand that, it is kinda a lot to remember.
>
Correct - you do not own any object here.
'string' does not contain 'new', 'alloc' or 'copy' therefore you do not own it. That's all there is to it - just those three things to remember.
--Graham
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