Re: [Bug-datamash] Rounding

[Timothy Rice]

Hey Assaf,

Wow, that's awesome! I just hammered it with a bunch of random numbers with
random decimals after them and it seems to be working perfectly. Just what
I was after :-)

Thanks a million!


Best regards,


Tim



On Tue, Jul 07, 2015 at 01:36:34AM -0400, Assaf Gordon wrote:
> Hello Tim,
> 
> Here's an experimental version with rounding operations:
>  http://files.housegordon.org/datamash/src/datamash-1.0.7.37-d303.tar.gz
> 
> Works like this:
> 
>     $ ( echo X ; seq -1 0.25 1 ) \
>           | datamash -H --full round 1 floor 1 ceil 1 trunc 1 frac 1
> 
>     X      round(X)  floor(X)  ceil(X)  trunc(X)  frac(X)
>     -1.00  -1        -1        -1       -1        0
>     -0.75  -1        -1         0        0       -0.75
>     -0.50  -1        -1         0        0       -0.5
>     -0.25   0        -1         0        0       -0.25
>      0.00   0         0         0        0        0
>      0.25   0         0         1        0        0.25
>      0.50   1         0         1        0        0.5
>      0.75   1         0         1        0        0.75
>      1.00   1         1         1        1        0
> 
>   
> 
> It's not final yet, but I hope these would make it into the next version.
> 
> Feedback is very welcomed,
>  - assaf