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albtsantos/decrement

Created August 2, 2014 22:09
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Decrement operator for Swift arrays
Raw
decrement
@assignment @prefix func -- <T> (inout a: [T]) -> [T] {
if a.count > 0 {
a.removeLast()
}
return a
}
var names: [String] = ["iPhone", "iPad", "iPod", "Nexus"]
--names
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