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efremidze/UserDefaultsExtensions.swift

Created December 11, 2017 21:24
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UserDefaultsExtensions.swift
extension UserDefaults {
func set(forEvery: Int, for key: String, onChange: () -> Void) {
let count = integer(forKey: key) % forEvery
if count == 0 { onChange() }
set(count + 1, forKey: key)
}
}
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