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jakubjanecek/cse-intro-genericsize.scala

Created February 10, 2013 13:11
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cse-intro-genericsize.scala
def genericSize(obj: AnyRef): Int = obj match {
case x: String => x.length
case x: Array[AnyRef] => x.length
case x: List[AnyRef] => x.size
case x: ObjectWithSize => x.count
case _ => -1
}
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