Swift Types

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Revision as of 21:54, 16 October 2021 by PeterHarding (talk | contribs) (Created page with " =Converting Arrays= <pre> if latitudeAll.count > 0 { let double = NSNumberFormatter().numberFromString(latitudeAll[0])?.doubleValue } </pre> if you want to convert a Do...")

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Converting Arrays

if latitudeAll.count > 0 {
    let double = NSNumberFormatter().numberFromString(latitudeAll[0])?.doubleValue
}

if you want to convert a Double Array from String array:

 var doubleArray =  latitudeAll.map { Double($0) }

Note, doubleArray is type of [Double?]

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Swift