c# - Math.Round returning a rounded up for odd values but rounds down for even -


i trying found float using math round found following

0.5 --> 0 1.5 --> 2 2.5 --> 2 3.5 --> 4

and on. believe due floating point error, not quite sure how. how can around numbers round properly?

from documentation;

the integer nearest a. if fractional component of halfway between 2 integers, 1 of , other odd, number returned. note method returns double instead of integral type.

math.round method has overloads takes midpointrounding parameter can specify rounding value if midway between 2 numbers.

awayfromzero

when number halfway between 2 others, rounded toward nearest number away zero.

toeven

when number halfway between 2 others, rounded toward nearest number.


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