Random float value within range.
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extension ClosedRange where Bound: BinaryFloatingPoint { | |
var random: Bound { | |
let ratio = Bound(arc4random_uniform(UInt32.max)) / Bound(UInt32.max - 1) | |
let offset = (upperBound - lowerBound) * ratio | |
return lowerBound + offset | |
} | |
} |
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