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@redpanda

NSDecimalNumberの初期化、および、NaNの判定処理

Last updated at Posted at 2013-01-11

初期化

NSDecimalNumber myNumber = [NSDecimalNumber decimalNumberWithString:@"0"];

NaNの判定

if ([[NSDecimalNumber notANumber] isEqualToNumber:myNumber]) {
}

cocoa - Determine if NSNumber is NaN - Stack Overflow
http://stackoverflow.com/questions/719417/determine-if-nsnumber-is-nan

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