R-alpha: system() NOT ok

Paul Gilbert pgilbert@bank-banque-canada.ca
Fri, 17 Oct 1997 11:49:24 -0400


Why does parse not work below and why does assigning it crash R?

Paul
________
$ R
R : Copyright 1997, Robert Gentleman and Ross Ihaka
Version 0.50 Alpha-3 (August 8, 1997)

R is free software and comes with ABSOLUTELY NO WARRANTY.
You are welcome to redistribute it under certain conditions.
Type "license()" for details.

> system("date \'+%Y %m %d %H %M %S\'", intern=T)
[1] "1997 10 17 11 43 21"
> parse(text = system("date \'+%Y %m %d %H %M %S\'", intern=T),white =
T)
1997 10 17 11 43 43
      ^
expression()
> d <- parse(text = system("date \'+%Y %m %d %H %M %S\'",
intern=T),white = T)
1997 10 17 11 44 22
      ^
>
$

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