On 11 Oct 2014, at 13:44, Greg Parker <gpar...@apple.com> wrote:
>
>> On Oct 10, 2014, at 11:03 PM, Gerriet M. Denkmann <gerr...@mdenkmann.de>
>> wrote:
>>
>> On iOS 8.0:
>>
>> UInt64 sum = 16494631536958186120UL;
>> NSString *sumString = [ NSNumberFormatter
>> localizedStringFromNumber: @(sum)
>>
>> numberStyle: NSNumberFormatterDecimalStyle
>> ];
>> results in sumString = -1,952,112,536,751,365,496, which seems not quite
>> right.
>>
>> How can I convince NSNumberFormatter that it should print unsigned integers?
>
> You can't. Sorry.
>
> NSNumberFormatter is built atop ICU. ICU's API can handle signed 64-bit
> integers but not unsigned 64-bit integers.
There is a (sort of) work-around:
double dSum = sum;
NSString *stringWithDigitsLost = [ NSNumberFormatter
localizedStringFromNumber: @(dSum)
numberStyle:
NSNumberFormatterDecimalStyle
];
stringWithDigitsLost = 16,494,631,536,958,200,000
correctString: = 16 494 631 536 958 186 120
Kind regards,
Gerriet.
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