round(_:)

Other members in extension

Types

• struct SIMD16Storage

  Storage for a vector of 16 floating-point values.

• struct SIMD2Storage

  Storage for a vector of two floating-point values.

• struct SIMD32Storage

  Storage for a vector of 32 floating-point values.

• struct SIMD4Storage

  Storage for a vector of four floating-point values.

• struct SIMD64Storage

  Storage for a vector of 64 floating-point values.

• struct SIMD8Storage

  Storage for a vector of eight floating-point values.

Typealiases

• typealias Exponent
• typealias Magnitude
• typealias RawSignificand
• typealias SIMDMaskScalar

Type members

• init()
• init(Float)

  Creates a new instance initialized to the given value.

• init(Double)

  Creates a new instance that approximates the given value.

• init?(Substring)
• init?<S>(S)

  Creates a new instance from the given string.

• init(Int)
• init(Float16)

  Creates a new instance that approximates the given value.

• init<Source>(Source)
• init(bitPattern: UInt32)

  Creates a new value with the given bit pattern.

• init?(exactly: Double)

  Creates a new instance initialized to the given value, if it can be represented without rounding.

• init?(exactly: Float)

  Creates a new instance initialized to the given value, if it can be represented without rounding.

• init?(exactly: Float16)

  Creates a new instance initialized to the given value, if it can be represented without rounding.

• init?<Source>(exactly: Source)
• init(floatLiteral: Float)
• init(from: any Decoder) throws
• init(integerLiteral: Int64)
• init(nan: Float.RawSignificand, signaling: Bool)

  Creates a NaN (“not a number”) value with the specified payload.

• init(sign: FloatingPointSign, exponent: Int, significand: Float)
• init(sign: FloatingPointSign, exponentBitPattern: UInt, significandBitPattern: UInt32)
• init(signOf: Float, magnitudeOf: Float)
• static var exponentBitCount: Int
• static var greatestFiniteMagnitude: Float
• static var infinity: Float
• static var leastNonzeroMagnitude: Float
• static var leastNormalMagnitude: Float
• static var nan: Float
• static var pi: Float
• static var signalingNaN: Float
• static var significandBitCount: Int
• static var ulpOfOne: Float

  The unit in the last place of 1.0.

• static func * (lhs: Float, rhs: Float) -> Float
• static func *= (lhs: inout Float, rhs: Float)
• static func + (lhs: Float, rhs: Float) -> Float
• static func += (lhs: inout Float, rhs: Float)
• static func - (x: Float) -> Float
• static func - (lhs: Float, rhs: Float) -> Float
• static func -= (lhs: inout Float, rhs: Float)
• static func / (lhs: Float, rhs: Float) -> Float
• static func /= (lhs: inout Float, rhs: Float)

Instance members

• var binade: Float
• var bitPattern: UInt32

  The bit pattern of the value’s encoding.

• var customMirror: Mirror

  A mirror that reflects the Float instance.

• var debugDescription: String

  A textual representation of the value, suitable for debugging.

• var description: String

  A textual representation of the value.

• var exponent: Int
• var exponentBitPattern: UInt
• var isCanonical: Bool
• var isFinite: Bool
• var isInfinite: Bool
• var isNaN: Bool
• var isNormal: Bool
• var isSignalingNaN: Bool
• var isSubnormal: Bool
• var isZero: Bool
• var magnitude: Float
• var nextUp: Float
• var sign: FloatingPointSign
• var significand: Float
• var significandBitPattern: UInt32
• var significandWidth: Int
• var ulp: Float
• func addProduct(Float, Float)
• func advanced(by: Float) -> Float
• func distance(to: Float) -> Float
• func encode(to: any Encoder) throws

  Encodes this value into the given encoder.

• func formRemainder(dividingBy: Float)
• func formSquareRoot()
• func formTruncatingRemainder(dividingBy: Float)
• func hash(into: inout Hasher)
• func isEqual(to: Float) -> Bool
• func isLess(than: Float) -> Bool
• func isLessThanOrEqualTo(Float) -> Bool
• func negate()
• func write<Target>(to: inout Target)