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boraseoksoon/debounce.swift

Created May 10, 2023 07:33
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Swift debounce using DispatchWorkItem
Raw
debounce.swift
func debounce(delay: TimeInterval, action: @escaping () -> Void) -> () -> Void {
var currentWorkItem: DispatchWorkItem?
return {
currentWorkItem?.cancel()
currentWorkItem = DispatchWorkItem(block: action)
DispatchQueue.main.asyncAfter(deadline: .now() + delay, execute: currentWorkItem!)
}
}
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