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# RoundingMode enum

Signature:

export declare enum RoundingMode

# Enumeration Members

Member Value Description
HalfDown "HalfDown" [Round half down](https://en.wikipedia.org/wiki/Rounding#Round_half_down). Rounding mode used by, e.g., [Avalara Sales TaxII](https://help.avalara.com/kb/001/How_does_Rounding_with_SalesTaxII_work%3F)
HalfEven "HalfEven" [Round half to even](https://en.wikipedia.org/wiki/Rounding#Round_half_to_even). Default rounding mode as used in IEEE 754 computing functions and operators.
HalfUp "HalfUp" [Round half up](https://en.wikipedia.org/wiki/Rounding#Round_half_up)
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