Scala IO

Scala IO

1.文件读取

//读取行
val source = Source.fromFile(fileName)  
val lines = source.getLines  
//读取字符
for(c <- source){
}
source.close;  

2.网络IO

val source=Source.fromURL("www.baidu.com")

3.读取目录

val files = dir.listFiles().filter(_.isFile())

4文件写入

val w=new PrintWriter(filepath)
w.print(line)
w.close()