Exponentiation operator in Swift

Question

I don\'t see an exponentiation operator defined in the base arithmetic operators in the Swift language reference.

Is there really no predefined integer or float ex

Answer 1

An alternative answer is to use NSExpression

let mathExpression = NSExpression(format:"2.5**2.5")
let answer = mathExpression.expressionValue(with: nil, context: nil) as? Double

or

let mathExpression = NSExpression(format:"2**3")
let answer = mathExpression.expressionValue(with: nil, context: nil) as? Int