ios - Build CSV from Array of Strings in Swift in a single line of code -

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i have array of strings in swift , thought do:

array.join(",") return comma separated list of elements

the error i'm getting is: array<string> not convertible 'string'

how can correctly in little code possible.

i can loop build string thought there simpler way this.

in swift 2,

array.joinwithseparator(",")

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