Buongiorno :)
Le 12 juil. 2010 à 09:34, Giannandrea Castaldi a écrit :
> I want to use blocks to extract the min price and the max price from
> an NSArray of trips. I've found the following way:
>
> float minValue = 0.0;
> [someTrips enumerateObjectsUsingBlock:^(id obj, NSUInteger idx,
> BOOL *stop) {
> if (minValue == 0.0 || [[obj adultFinalPrice] floatValue] < minValue) {
> minValue = [obj floatValue];
> }
> }];
[…]
Did you test it? Does it work? I've always heard that you could not modify
block external variables unless you prefix them with __block. Otherwise the
variable is just a const reference.
Buon proseguimento,
Vincent
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