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olgusirman/RemoveDuplicates.swift

Created August 28, 2020 16:53
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Remove duplicates
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RemoveDuplicates.swift
public extension Array where Element: Hashable {
func removeDuplicates() -> [Element] {
var items = Set<Element>
return self.filter { items.insert($0).inserted }
}
}
// [1,2,5,5,2,4,3].removeDuplicates()
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