Created
August 30, 2021 12:15
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Throttled / Incremental search on Swift
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| func searchBar(_ searchBar: UISearchBar, textDidChange searchText: String) { | |
| guard !searchText.isEmpty else { searchQuery(); return } | |
| NSObject.cancelPreviousPerformRequests(withTarget: self, selector: #selector(searchQuery), object: nil) | |
| perform(#selector(searchQuery), with: nil, afterDelay: 0.4) | |
| } | |
| @objc func searchQuery() { | |
| guard let searchText = searchBar.text else { return } | |
| // Call API | |
| } | |
| // https://www.linkedin.com/in/lal-krishna-dev/ |
Option 3:
Combine with debounce
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Option 2:
DispatchWorkItem