Re: cell2csv (io package): Higher precision of floating point numbers?

[PhilipNienhuis]

Martin Kunz wrote
> Am 24.08.2016 um 17:40 schrieb Ozzy Lash:
>> You may need to increase the size of the tmp variable (right above the
>> sprintf).  With a precision of 16 I think you could get values like:
>>
>> x.xxxxxxxxxxxxxxxxE-xxx
>>
>> which would have 23 characters plus the trailing null.  I'm not sure
>> if it could get bigger than that.
>>
>> Bill
> 
> Good point! Additionally, the number could be negative, so tmp should be
> 25 characters long.

IIRC C++ silently extends strings if assignments overflow the current string
length.

Philip




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