Here is signature for foreach:
def foreach(f: T => Unit): Unit = withScope {
I don't think you can return element in the way shown in the snippet.
On Mon, Jan 18, 2016 at 7:34 PM, charles li <charles.up...@gmail.com> wrote:
> code snippet
>
>
>
> the 'print' actually print info on the worker node, but I feel confused
> where the 'return' value
> goes to. for I get nothing on the driver node.
> --
> *--------------------------------------*
> a spark lover, a quant, a developer and a good man.
>
> http://github.com/litaotao
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