[R] Which one shall I use? '=' or '<-'?

[Cedrick Johnson]

I don't have the link off the top of my head, but if you search the 
archives and look for 'R Google Style Guide' or 'Google R Style' there 
was quite an interesting conversation thread regarding the use of the 
two, mostly for readability purposes...

-cj

Peng Yu wrote:
> Hi,
>
> I was told to use  "<-" instead of "=" in the mailing list. I am
> wondering what the difference between them?
>
> Regards,
> Peng
>
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