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DoubleExtensions.md

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Double Extensions

Table of Contents

Name Type iOS tvOS watchOS macOS
abs Read-Only Property 8+ 9+ 3+ 10.10+
asLocaleCurrency Read-Only Property 8+ 9+ 3+ 10.10+
ceil Read-Only Property 8+ 9+ 3+ 10.10+
degreesToRadians Read-Only Property 8+ 9+ 3+ 10.10+
floor Read-Only Property 8+ 9+ 3+ 10.10+
radiansToDegrees Read-Only Property 8+ 9+ 3+ 10.10+
randomBetween(min: Double, max: Double) Static Method 8+ 9+ 3+ 10.10+
randomBetween(min: Double, max: Double) Static Method 8+ 9+ 3+ 10.10+
** Infix Operator 8+ 9+ 3+ 10.10+
√ Prefix Operator 8+ 9+ 3+ 10.10+
± Prefix/Infix Operator 8+ 9+ 3+ 10.10+

--

abs

Absolute of double value.

  • type: Read-Only Property.
  • return type: Double
  • availability: iOS 8+ tvOS 9+ watchOS 3+ macOS 10.10+.

Example

Double(12.12) -> 12.12
Double(-12.12) -> 12.12

--

asLocaleCurrency

String with number and current locale currency.

  • type: Read-Only Property.
  • return type: String
  • availability: iOS 8+ tvOS 9+ watchOS 3+ macOS 10.10+.

Example

Double(12.12).asLocaleCurrency -> "$12.12"
Double(10).asLocaleCurrency ->"$10.00"

--

ceil

Ceil of double value.

  • type: Read-Only Property.
  • return type: Double
  • availability: iOS 8+ tvOS 9+ watchOS 3+ macOS 10.10+.

Example

Double(12.12).ceil -> 13
Double(-12.12).ceil -> -12
Double(10).ceil -> 10

--

degreesToRadians

Radian value of degree input.

  • type: Read-Only Property.
  • return type: Double
  • availability: iOS 8+ tvOS 9+ watchOS 3+ macOS 10.10+.

Example

Double(180).degreesToRadians -> M_PI

--

floor

Floor of double value.

  • type: Read-Only Property.
  • return type: Double
  • availability: iOS 8+ tvOS 9+ watchOS 3+ macOS 10.10+.

Example

Double(12.12).floor -> 12
Double(-12.12).floor -> -13
Double(10).floor -> 10

--

radiansToDegrees

Degree value of radian input.

  • type: Read-Only Property.
  • return type: Double
  • availability: iOS 8+ tvOS 9+ watchOS 3+ macOS 10.10+.

Example

M_PI.radiansToDegrees -> 180.0

--

randomBetween(min: Double, max: Double)

Converts string format to CamelCase.

  • type: Static Method.
  • return type: Double
  • parameters:
    • min: minimum number to start random from.
    • max: maximum number random number end before.
  • returns: random double between two double values.
  • availability: iOS 8+ tvOS 9+ watchOS 3+ macOS 10.10+.

Example

Double.randomBetween(min: 1, max: 10) -> random double number between 1 and 10

--

Operator **

Value of exponentiation.

  • type: Infix Operator.
  • return type: Double
  • parameters:
    • lhs: base double.
    • rhs: exponent double.
  • returns: exponentiation result.
  • availability: iOS 8+ tvOS 9+ watchOS 3+ macOS 10.10+.

Example

2.0 ** 2.0 -> 4.0
4.4 ** 0.5 -> 2.0976176963

--

Operator √

Square root of double.

  • type: Prefix Operator.
  • return type: Double
  • parameters:
    • double: double value to find square root for.
  • returns: square root of given double.
  • availability: iOS 8+ tvOS 9+ watchOS 3+ macOS 10.10+.

Example

√ 4.0 -> 2.0

--

Operator ±

Tuple of plus-minus operation.

  • type: Prefix/Infix Operator.
  • return type: Double
  • availability: iOS 8+ tvOS 9+ watchOS 3+ macOS 10.10+.

Example

5.0 ± 2.0 -> (3.0, 7.0)
± 2.0 -> (2.0, -2.0)