A 64-bit unsigned integer value type.
SDK
- Xcode 6.0.1+
Framework
- Swift Standard Library
Declaration
@frozen struct UInt64
Structure
UInt64
Topics
Type Aliases
typealias UInt64A type that represents an integer literal.
typealias UInt64A type that can represent the absolute value of any possible value of this type.
typealias UInt64A type that represents the distance between two values.
Initializers
init()Creates a new value equal to zero.
init(Double)Creates an integer from the given floating-point value, rounding toward zero.
init(Float)Creates an integer from the given floating-point value, rounding toward zero.
init(Float80)Creates an integer from the given floating-point value, rounding toward zero.
init<T>(T)Creates a new instance from the given integer.
init<T>(T)Creates an integer from the given floating-point value, rounding toward zero. Any fractional part of the value passed as source is removed.
init(UnicodeConstruct with value v.
init?(String)Creates a new integer value from the given string.
init(NSNumber)Deprecatedinit?<S>(S, radix: Int)Creates a new integer value from the given string and radix.
init(bigCreates an integer from its big-endian representation, changing the byte order if necessary.
init(bitCreates a new instance with the same memory representation as the given value.
init<Other>(clamping: Other)Creates a new instance with the representable value that’s closest to the given integer.
init?(exactly: Double)Creates an integer from the given floating-point value, if it can be represented exactly.
init?(exactly: Float)Creates an integer from the given floating-point value, if it can be represented exactly.
init?(exactly: Float80)Creates an integer from the given floating-point value, if it can be represented exactly.
init?<T>(exactly: T)Creates a new instance from the given integer, if it can be represented exactly.
init?<T>(exactly: T)Creates an integer from the given floating-point value, if it can be represented exactly.
init(from: Decoder)Creates a new instance by decoding from the given decoder.
init(integerCreates an instance initialized to the specified integer value.
init(littleCreates an integer from its little-endian representation, changing the byte order if necessary.
init<T>(truncatingCreates a new instance from the bit pattern of the given instance by truncating or sign-extending if needed to fit this type.
Instance Properties
var bigThe big-endian representation of this integer.
var bitThe number of bits in the binary representation of this value.
var byteA representation of this integer with the byte order swapped.
var customA mirror that reflects the UInt64 instance.
var customA custom playground Quick Look for the UInt64 instance.
var description: StringA textual representation of this value.
var hashThe hash value.
var leadingThe number of leading zeros in this value’s binary representation.
var littleThe little-endian representation of this integer.
var magnitude: UInt64The magnitude of this value.
var nonzeroThe number of bits equal to 1 in this value’s binary representation.
var trailingThe number of trailing zeros in this value’s binary representation.
var words: UInt64A collection containing the words of this value’s binary representation, in order from the least significant to most significant.
Type Properties
static var bitThe number of bits used for the underlying binary representation of values of this type.
static var isA Boolean value indicating whether this type is a signed integer type.
static var max: UInt64The maximum representable integer in this type.
static var min: UInt64The minimum representable integer in this type.
static var zero: UInt64The zero value.
Instance Methods
func addingReturns the sum of this value and the given value, along with a Boolean value indicating whether overflow occurred in the operation.
func advanced(by: Int) -> UInt64Returns a value that is offset the specified distance from this value.
func distance(to: UInt64) -> IntReturns the distance from this value to the given value, expressed as a stride.
func dividedReturns the quotient obtained by dividing this value by the given value, along with a Boolean value indicating whether overflow occurred in the operation.
func dividingReturns a tuple containing the quotient and remainder of dividing the given value by this value.
func encode(to: Encoder)Encodes this value into the given encoder.
func hash(into: inout Hasher)Hashes the essential components of this value by feeding them into the given hasher.
func isReturns true if this value is a multiple of the given value, and false otherwise.
func multipliedReturns a tuple containing the high and low parts of the result of multiplying this value by the given value.
func multipliedReturns the product of this value and the given value, along with a Boolean value indicating whether overflow occurred in the operation.
func quotientReturns the quotient and remainder of this value divided by the given value.
func remainderReturns the remainder after dividing this value by the given value, along with a Boolean value indicating whether overflow occurred during division.
func signum() -> UInt64Returns -1 if this value is negative and 1 if it’s positive; otherwise, 0.
func subtractingReturns the difference obtained by subtracting the given value from this value, along with a Boolean value indicating whether overflow occurred in the operation.
Type Methods
static func random(in: ClosedReturns a random value within the specified range.
static func random(in: Range<UInt64>) -> UInt64Returns a random value within the specified range.
static func random<T>(in: ClosedReturns a random value within the specified range, using the given generator as a source for randomness.
static func random<T>(in: Range<UInt64>, using: inout T) -> UInt64Returns a random value within the specified range, using the given generator as a source for randomness.
Operator Functions
static func != <Other>(UInt64, Other) -> BoolReturns a Boolean value indicating whether the two given values are not equal.
static func != (UInt64, UInt64) -> BoolReturns a Boolean value indicating whether two values are not equal.
static func % (UInt64, UInt64) -> UInt64Returns the remainder of dividing the first value by the second.
static func %= (inout UInt64, UInt64)Divides the first value by the second and stores the remainder in the left-hand-side variable.
static func & (UInt64, UInt64) -> UInt64Returns the result of performing a bitwise AND operation on the two given values.
static func & (UInt64, UInt64) -> UInt64Returns the result of performing a bitwise AND operation on the two given values.
static func &* (UInt64, UInt64) -> UInt64Returns the product of the two given values, wrapping the result in case of any overflow.
static func &*= (inout UInt64, UInt64)Multiplies two values and stores the result in the left-hand-side variable, wrapping any overflow.
static func &+ (UInt64, UInt64) -> UInt64Returns the sum of the two given values, wrapping the result in case of any overflow.
static func &+= (inout UInt64, UInt64)Adds two values and stores the result in the left-hand-side variable, wrapping any overflow.
static func &- (UInt64, UInt64) -> UInt64Returns the difference of the two given values, wrapping the result in case of any overflow.
static func &-= (inout UInt64, UInt64)Subtracts the second value from the first and stores the difference in the left-hand-side variable, wrapping any overflow.
static func &<< <Other>(UInt64, Other) -> UInt64Returns the result of shifting a value’s binary representation the specified number of digits to the left, masking the shift amount to the type’s bit width.
static func &<< (UInt64, UInt64) -> UInt64Returns the result of shifting a value’s binary representation the specified number of digits to the left, masking the shift amount to the type’s bit width.
static func &<< (UInt64, UInt64) -> UInt64Returns the result of shifting a value’s binary representation the specified number of digits to the left, masking the shift amount to the type’s bit width.
static func &<<= <Other>(inout UInt64, Other)Returns the result of shifting a value’s binary representation the specified number of digits to the left, masking the shift amount to the type’s bit width, and stores the result in the left-hand-side variable.
static func &<<= (inout UInt64, UInt64)Returns the result of shifting a value’s binary representation the specified number of digits to the left, masking the shift amount to the type’s bit width, and stores the result in the left-hand-side variable.
static func &= (inout UInt64, UInt64)Stores the result of performing a bitwise AND operation on the two given values in the left-hand-side variable.
static func &>> <Other>(UInt64, Other) -> UInt64Returns the result of shifting a value’s binary representation the specified number of digits to the right, masking the shift amount to the type’s bit width.
static func &>> (UInt64, UInt64) -> UInt64Returns the result of shifting a value’s binary representation the specified number of digits to the right, masking the shift amount to the type’s bit width.
static func &>> (UInt64, UInt64) -> UInt64Returns the result of shifting a value’s binary representation the specified number of digits to the right, masking the shift amount to the type’s bit width.
static func &>>= <Other>(inout UInt64, Other)Calculates the result of shifting a value’s binary representation the specified number of digits to the right, masking the shift amount to the type’s bit width, and stores the result in the left-hand-side variable.
static func &>>= (inout UInt64, UInt64)Calculates the result of shifting a value’s binary representation the specified number of digits to the right, masking the shift amount to the type’s bit width, and stores the result in the left-hand-side variable.
static func * (UInt64, UInt64) -> UInt64Multiplies two values and produces their product.
static func *= (inout UInt64, UInt64)Multiplies two values and stores the result in the left-hand-side variable.
static func + (UInt64) -> UInt64Returns the given number unchanged.
static func + (UInt64, UInt64) -> UInt64Adds two values and produces their sum.
static func += (inout UInt64, UInt64)Adds two values and stores the result in the left-hand-side variable.
static func - (UInt64, UInt64) -> UInt64Subtracts one value from another and produces their difference.
static func -= (inout UInt64, UInt64)Subtracts the second value from the first and stores the difference in the left-hand-side variable.
static func ... (UInt64) -> PartialReturns a partial range extending upward from a lower bound.
static func ... (UInt64) -> PartialReturns a partial range up to, and including, its upper bound.
static func ... (UInt64, UInt64) -> ClosedReturns a closed range that contains both of its bounds.
static func ..< (UInt64) -> PartialReturns a partial range up to, but not including, its upper bound.
static func ..< (UInt64, UInt64) -> Range<UInt64>Returns a half-open range that contains its lower bound but not its upper bound.
static func / (UInt64, UInt64) -> UInt64Returns the quotient of dividing the first value by the second.
static func /= (inout UInt64, UInt64)Divides the first value by the second and stores the quotient in the left-hand-side variable.
static func < <Other>(UInt64, Other) -> BoolReturns a Boolean value indicating whether the value of the first argument is less than that of the second argument.
static func < (UInt64, UInt64) -> BoolReturns a Boolean value indicating whether the value of the first argument is less than that of the second argument.
static func < (UInt64, UInt64) -> BoolReturns a Boolean value indicating whether the value of the first argument is less than that of the second argument.
static func << <Other>(UInt64, Other) -> UInt64Returns the result of shifting a value’s binary representation the specified number of digits to the left.
static func << <RHS>(UInt64, RHS) -> UInt64Returns the result of shifting a value’s binary representation the specified number of digits to the left.
static func <<= <Other>(inout UInt64, Other)Stores the result of shifting a value’s binary representation the specified number of digits to the left in the left-hand-side variable.
static func <= <Other>(UInt64, Other) -> BoolReturns a Boolean value indicating whether the value of the first argument is less than or equal to that of the second argument.
static func <= (UInt64, UInt64) -> BoolReturns a Boolean value indicating whether the value of the first argument is less than or equal to that of the second argument.
static func <= (UInt64, UInt64) -> BoolReturns a Boolean value indicating whether the value of the first argument is less than or equal to that of the second argument.
static func <= (UInt64, UInt64) -> BoolReturns a Boolean value indicating whether the value of the first argument is less than or equal to that of the second argument.
static func == <Other>(UInt64, Other) -> BoolReturns a Boolean value indicating whether the two given values are equal.
static func == (UInt64, UInt64) -> BoolReturns a Boolean value indicating whether two values are equal.
static func == (UInt64, UInt64) -> BoolReturns a Boolean value indicating whether two values are equal.
static func > <Other>(UInt64, Other) -> BoolReturns a Boolean value indicating whether the value of the first argument is greater than that of the second argument.
static func > (UInt64, UInt64) -> BoolReturns a Boolean value indicating whether the value of the first argument is greater than that of the second argument.
static func > (UInt64, UInt64) -> BoolReturns a Boolean value indicating whether the value of the first argument is greater than that of the second argument.
static func > (UInt64, UInt64) -> BoolReturns a Boolean value indicating whether the value of the first argument is greater than that of the second argument.
static func >= <Other>(UInt64, Other) -> BoolReturns a Boolean value indicating whether the value of the first argument is greater than or equal to that of the second argument.
static func >= (UInt64, UInt64) -> BoolReturns a Boolean value indicating whether the value of the first argument is greater than or equal to that of the second argument.
static func >= (UInt64, UInt64) -> BoolReturns a Boolean value indicating whether the value of the first argument is greater than or equal to that of the second argument.
static func >= (UInt64, UInt64) -> BoolReturns a Boolean value indicating whether the value of the first argument is greater than or equal to that of the second argument.
static func >> <Other>(UInt64, Other) -> UInt64Returns the result of shifting a value’s binary representation the specified number of digits to the right.
static func >> <RHS>(UInt64, RHS) -> UInt64Returns the result of shifting a value’s binary representation the specified number of digits to the right.
static func >>= <Other>(inout UInt64, Other)Stores the result of shifting a value’s binary representation the specified number of digits to the right in the left-hand-side variable.
static func ^ (UInt64, UInt64) -> UInt64Returns the result of performing a bitwise XOR operation on the two given values.
static func ^ (UInt64, UInt64) -> UInt64Returns the result of performing a bitwise XOR operation on the two given values.
static func ^= (inout UInt64, UInt64)Stores the result of performing a bitwise XOR operation on the two given values in the left-hand-side variable.
static func | (UInt64, UInt64) -> UInt64Returns the result of performing a bitwise OR operation on the two given values.
static func | (UInt64, UInt64) -> UInt64Returns the result of performing a bitwise OR operation on the two given values.
static func |= (inout UInt64, UInt64)Stores the result of performing a bitwise OR operation on the two given values in the left-hand-side variable.
static func ~ (UInt64) -> UInt64Returns the inverse of the bits set in the argument.
Structures
struct UInt64Storage for a vector of 16 integers.
struct UInt64Storage for a vector of two integers.
struct UInt64Storage for a vector of 32 integers.
struct UInt64Storage for a vector of four integers.
struct UInt64Storage for a vector of 64 integers.
struct UInt64Storage for a vector of eight integers.
struct UInt64A type that represents the words of this integer.
See Also
Unsigned Integers
struct UIntAn unsigned integer value type.
struct UInt8An 8-bit unsigned integer value type.
struct UInt16A 16-bit unsigned integer value type.
struct UInt32A 32-bit unsigned integer value type.