Topics tagged optional

Topic	Replies	Views	Activity
`if let x as? T` Pitches optional	14	2182	April 7, 2024
Optional<Error>'s localizedDescription vs error.debugDescription Using Swift optional , error	1	278	February 26, 2024
Cannot use `nil` or `.none` with Optional<some T> Using Swift optional , opaque-types	8	531	February 17, 2024
How does the optional chaining work here Using Swift optional	3	411	February 6, 2024
Can anyone explain this behavior in Optional Chaining? Using Swift optional	11	500	January 29, 2024
"Removing implicit `nil` initial value for Optional-typed variables" Discussion optional , properties , swift6 , nil	26	2443	November 9, 2023
`Bool?` is not optional? Using Swift optional , type-inference	5	706	September 15, 2023
Comparing result of `try?` Using Swift optional , error	3	545	August 25, 2023
Optional `ExpressibleByWrappedValue` superpowers Using Swift optional	19	1015	July 28, 2023
Implicitly unwrapped optionals in tuples Using Swift optional , tuple	2	518	July 28, 2023
[Pitch] Extending optional chains to include for loops Pitches optional	51	3389	July 24, 2023
Ways to unwrap-mutate-wrap optionals Discussion optional	4	982	July 2, 2023
Does Optional solve a problem that Result does not anymore? Using Swift optional	20	1646	June 6, 2023
Optional decoding superpowers Using Swift codable , optional , jsondecoder	9	3119	March 22, 2023
Problem fixing error message related to optionals Using Swift generics , optional , error	2	530	March 19, 2023
A More Swifty Way to Check an Optional for a Nil Value Pitches optional	58	42109	December 12, 2022
Unable to set non-optional value for `WritableKeyPath` to optional `Value` Using Swift bug , keypaths , optional	2	579	November 10, 2022
Binding<T> accesses wrapped value on init Using Swift optional , binding	8	1891	August 17, 2022
Optional comparison revisited Discussion optional	36	2953	July 9, 2022
When to use Optionals Using Swift optional	5	2766	July 3, 2022
KeyPath<T, U?> required, but I only have KeyPath<T, U> Using Swift keypaths , optional	3	2230	May 24, 2022
Explicit type name for implicitly unwrapped optional type Using Swift optional	5	514	May 9, 2022
.none vs nil Discussion optional	14	5029	February 3, 2022
Odd behavior related to [T?] as? [T] Using Swift array , optional , type-casting , as	17	1805	February 2, 2022
Dictionary initialization refinement suggestion Discussion init , optional , dictionary	6	1745	December 15, 2021
Decoding of optionals missing in json Discussion json , optional , jsondecoder	11	8128	November 15, 2021
SwiftUI oddity with optionals Using Swift optional , swiftui	4	978	October 26, 2021
Optional implementation. Nil in switch. And init with `Wrapper` type Using Swift optional	1	1405	October 25, 2021
How to unwrap an optional option (ie 'var window?') Using Swift optional	11	2025	October 7, 2021
Optional properties get unwanted default values in memberwise initializers Discussion init , optional	12	1297	September 30, 2021