std::float_round_style
From cppreference.com
| Defined in header <limits>
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enum float_round_style {
round_indeterminate = -1,
round_toward_zero = 0,
round_to_nearest = 1,
round_toward_infinity = 2,
round_toward_neg_infinity = 3
};
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Enumeration constants of type std::float_round_style indicate the rounding style used by floating-point arithmetic whenever a result of an expression is stored in an object of a floating-point type.
Enumeration constants
| Enumerator | Meaning |
| std::round_indeterminate | rounding style cannot be determined |
| std::round_toward_zero | rounding toward zero |
| std::round_to_nearest | rounding toward nearest representable value |
| std::round_toward_infinity | rounding toward positive infinity |
| std::round_toward_neg_infinity | rounding toward negative infinity |