Created
February 26, 2018 11:06
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| // | |
| // New `joined` and `split` functions in Swift 4.1 | |
| // | |
| // More info at Swift [Array Documentacion](https://developer.apple.com/documentation/swift/array) | |
| // | |
| import Foundation | |
| // The sample data... | |
| let data: [String] = [ "Col1", "Col2", "Col3", "Col4", "Col5"] | |
| // | |
| // Export data to CSV format | |
| // | |
| let csv: String = data.joined(separator: ";") | |
| // Result: Col1;Col2;Col3;Col4;Col5 | |
| // | |
| // Convert a string in an array | |
| // | |
| // map function in order to convert ArraySlice items to String | |
| let backToData: [String] = csv.split(separator: ";").map(String.init) | |
| // Result: ["Col1", "Col2", "Col3", "Col4", "Col5"] |
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