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import scala.io.Source

val s = Source.fromFile("C:/temp/abc.txt")
try {
  for (line <- s.getLines) {
    println(line)
  }
} finally {
  s.close
}

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val s = Source.fromFile("C:/temp/abc.txt", "MS932")

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scala> val s = Source.fromFile("C:/temp/abc.txt")
s: scala.io.BufferedSource = non-empty iterator

scala> s.isTraversableAgain
res1: Boolean = false

scala> s.size
res2: Int = 2395

scala> s.size
res3: Int = 0

scala> s.getLines.foreach{ println(_) }
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val s = Source.fromFile("C:/temp/abc.txt")
val list = try s.getLines.toList finally s.close

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Scala2.9.1-final�Œ������B[2011-08-31]

scala> val s = Source.fromFile("C:/temp/a2.txt")
s: scala.io.BufferedSource = non-empty iterator

scala> val r = s.getLines.toList
r: List[String] = List()

scala> val s = Source.fromFile("C:/temp/a2.txt");val r = s.getLines.toList
s: scala.io.BufferedSource = empty iterator
r: List[String] = List(aaa, aa)

scala> val r = Source.fromFile("C:/temp/a2.txt").getLines.toList
r: List[String] = List(aaa, aa)

scala> val s = Source.fromFile("C:/temp/a2.txt")
s: scala.io.BufferedSource = non-empty iterator

scala> val r = s.getLines.toList
r: List[String] = List(aaa, aa)

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