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December 22, 2019 10:38
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This gist iterates over a collection in a functional fashion using the reduce method to create character delimited String.
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| struct Person { | |
| let firstName: String | |
| let lastName: String | |
| } | |
| let persons = [Person(firstName: "Eric", lastName: "Franz"), | |
| Person(firstName: "Dwayne", lastName: "Carter"), | |
| Person(firstName: "John", lastName: "Lucas")] | |
| persons.reduce("") { $0 == "" ? $1.name : $0 + "," + $1.name } | |
| //If Xcode complains about not being able to infer generics use the expanded closure notation | |
| //persons.reduce("", {(result:String, item: ConfirmedTransaction) in | |
| // return result == "" ? item.name : result + "," + item.name | |
| // }) |
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