[R] eval() parse() and problem with square brackets

chao gai chaogai at duineveld.demon.nl
Tue Jan 23 20:06:07 CET 2007


I was trying to simplify the situation in order to know where the fault 
Appearently, from Excel, you go to R, which does some query in an MS 
application ? The square brackets now make me think that is Excel again, but 
I do not know.
Had I known that I would not have touched your question with a pole, I never 
used that stuff. 


On Tuesday 23 January 2007 19:43, Jakub Jurdziak wrote:
> Hi,
> unfortunately I'm not able to check how it behaves at the moment.
> Even if it works ok, it is impossible to drop eval and parse in my
> situation.
> I’m using RExcel and RInterface.RRun to execute code from the string:
> "g_1 <- sqlQuery(cnn_1, "select aa from bb.[cc\\dd].ee")". RExcel adds
> eval and parse and finally R gets the transformed code:
> eval(parse(text="g_1 <- sqlQuery(cnn_1, \"select aa from
> bb.[cc\\dd].ee\")")).
> Regards

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