roundn.m

Go to the documentation of this file.

function outArr = roundn(inpArr,indexExp)
import mxberry.core.throwerror;
if ~(isscalar(indexExp)&&(fix(indexExp)==indexExp))
    throwerror('wrongInput',...
        'indexExp is expected to be an integer scalar');
end
%
if indexExp < 0
    multVal = 10 ^ -indexExp;
    outArr = round(multVal * inpArr) / multVal;
elseif indexExp > 0
    multVal = 10 ^ indexExp;
    outArr = multVal * round(inpArr / multVal);
else
    outArr = round(inpArr);
end