String#length

export JAVA_OPTS='-Dfile.encoding=UTF-8'
rightgo09 · Dec 30, 2012 · 2a77eed · 2a77eed
1 parent f03cfd0
commit 2a77eed
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diff --git a/03-05/TextCounter040.scala b/03-05/TextCounter040.scala
@@ -0,0 +1,12 @@
+import scala.io.Source
+
+val filename = args(0)
+val src = Source.fromFile(filename) // オブジェクトを取得
+var charCount = 0
+var lineCount = 0
+val lines = src.getLines
+for (line <- lines) {
+  charCount += line.length
+  lineCount += 1
+}
+println("文字数 = " + charCount + ", 行数 = " + lineCount)
diff --git a/03-05/data.txt b/03-05/data.txt
@@ -0,0 +1,2 @@
+Hello Wolrd
+Scala Programming Sample