scala 将Scala中BufferedReader的所有行读入一个字符串

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时间:2020-10-22 05:42:42  来源:igfitidea点击:

Read All Lines of BufferedReader in Scala into a String

scalabufferedreader

提问by Kevin Meredith

How can I read allof a BufferedReader's lines and store into a String?

如何读取a的所有BufferedReader行并将其存储到 String 中?

 val br = new BufferedReader(...)
 val str: String = getAllLines(br) // getAllLines() -- is where I need help

Similar to this question.

类似于这个问题

回答by joescii

This is how I deal with a BufferedReaderin Scala:

这就是我BufferedReader在 Scala 中处理 a的方式:

val br:BufferedReader = ???
val strs = Stream.continually(br.readLine()).takeWhile(_ != null)

You will have a string for each line from the reader. If you want it in one single string:

阅读器的每一行都会有一个字符串。如果你想在一个字符串中使用它:

val str = Stream.continually(br.readLine()).takeWhile(_ != null).mkString("\n")