8 lines
336 B
Scala
8 lines
336 B
Scala
scala> val cityArray = cities.toArray
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cityArray: Array[String] = Array(UK London, US New York, US Birmingham, UK Birmingham)
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scala> scala.util.Sorting.stableSort(cityArray, (_: String).substring(4) < (_: String).substring(4))
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scala> cityArray
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res56: Array[String] = Array(US Birmingham, UK Birmingham, UK London, US New York)
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