bul*_*ley 1 iphone memory-management objective-c
从一个相关的线程,我怎么知道下面的"mailString"已经自动释放了?
//
+ (void) sendEmail:(NSString *) subject withBody:(NSString *)body {
NSString *mailString = [NSString stringWithFormat:@"mailto:?@&subject=%@&body=%@",
[subject stringByAddingPercentEscapesUsingEncoding:NSASCIIStringEncoding],
[body stringByAddingPercentEscapesUsingEncoding:NSASCIIStringEncoding]];
[[UIApplication sharedApplication] openURL:[NSURL URLWithString:mailString]];
[mailString autorelease];
}
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