shaguabufadai的博客

1.$mkdir ~/simpleapp $mkdir ~/simpleapp/src $mkdir ~/simpleapp/src/main $mkdir ~/simpleapp/src/main/scala $vim SimpleApp.scala #内容如下2.SimpleApp.Scalaobject SimpleApp{ def main(args: Array[Str

//20170809 周三 #def patch [B >: Char, That] (from: Int, patch: GenSeq[B], replaced: Int) (implicit bf: CanBuildFrom(String, B, That]): That等价于 ==>def patch(from: Int, that: GenSeq[Char], replaced: Int):