[Numbers](@id lib-numbers)

标准数值类型

抽象数值类型

Core.Number
Core.Real
Core.AbstractFloat
Core.Integer
Core.Signed
Core.Unsigned
Base.AbstractIrrational
copy

具象数值类型

Core.Float16
Core.Float32
Core.Float64
Base.BigFloat
Core.Bool
Core.Int8
Core.UInt8
Core.Int16
Core.UInt16
Core.Int32
Core.UInt32
Core.Int64
Core.UInt64
Core.Int128
Core.UInt128
Base.BigInt
Base.Complex
Base.Rational
Base.Irrational
copy

数据格式

Base.digits
Base.digits!
Base.bitstring
Base.parse
Base.tryparse
Base.big
Base.signed
Base.unsigned
Base.float(::Any)
Base.Math.significand
Base.Math.exponent
Base.complex(::Complex)
Base.bswap
Base.hex2bytes
Base.hex2bytes!
Base.bytes2hex
copy

常用数值函数和常量

Base.one
Base.oneunit
Base.zero
Base.im
Base.MathConstants.pi
Base.MathConstants.ℯ
Base.MathConstants.catalan
Base.MathConstants.eulergamma
Base.MathConstants.golden
Base.Inf
Base.Inf32
Base.Inf16
Base.NaN
Base.NaN32
Base.NaN16
Base.issubnormal
Base.isfinite
Base.isinf
Base.isnan
Base.iszero
Base.isone
Base.nextfloat
Base.prevfloat
Base.isinteger
Base.isreal
Core.Float32(::Any)
Core.Float64(::Any)
Base.Rounding.rounding
Base.Rounding.setrounding(::Type, ::Any)
Base.Rounding.setrounding(::Function, ::Type, ::RoundingMode)
Base.Rounding.get_zero_subnormals
Base.Rounding.set_zero_subnormals
copy

整型

Base.count_ones
Base.count_zeros
Base.leading_zeros
Base.leading_ones
Base.trailing_zeros
Base.trailing_ones
Base.isodd
Base.iseven
Base.@int128_str
Base.@uint128_str
copy

BigFloats and BigInts

The BigFloat and BigInt types implements arbitrary-precision floating point and integer arithmetic, respectively. For BigFloat the GNU MPFR library is used, and for BigInt the [GNU Multiple Precision Arithmetic Library (GMP)] (https://gmplib.org) is used.

Base.MPFR.BigFloat(::Any, rounding::RoundingMode)
Base.precision
Base.MPFR.precision(::Type{BigFloat})
Base.MPFR.setprecision
Base.GMP.BigInt(::Any)
Base.@big_str
copy