[R] Format wanted...

[Duncan Murdoch]

On 12-03-24 10:47 PM, J Toll wrote:
> On Sat, Mar 24, 2012 at 7:30 PM, Duncan Murdoch
> <murdoch.duncan at gmail.com>  wrote:
>> Do we have a format that always includes a decimal point and a given number
>> of significant digits, but otherwise drops unnecessary characters?  For
>> example, if I wanted 5 digits, I'd want the following:
>>
>> Round to 5 digits:
>> 1.234567  ->  "1.2346"
>>
>> Drop unnecessary zeros:
>> 1.23      ->  "1.23"
>>
>> Force inclusion of a decimal point:
>> 1         ->  "1."
>>
>
> Duncan,
>
> Maybe sprintf() will work for you.  As it's a wrapper for C sprintf,
> it should have its functionality.

Maybe, but with which format string?

Duncan Murdoch