Thank you very much to the both of you
Paolo
On 20 December 2010 00:35, Duncan Murdoch <murdoch.dun...@gmail.com> wrote:
> On 19/12/2010 7:21 PM, Paolo Rossi wrote:
>
>> I would like to know how to turn a variable into a string. I have tried
>> as.symbol and as.name but it doesnt work for what I'd like to do
>>
>> Essentially, I'd like to feed the function below with two variables. This
>> works fine in the bit working out number of elements in each variable.
>>
>> In the print(sprintf("OK with %s and %s\n", var1, var2)) line I would
>> like
>> var1 and var2 to be magically substituted with a string containing the
>> name
>> of var1 and name of var2.
>>
>
> The name of var1 is var1, so I assume you mean the expression passed to
> your function and bound to var1. In that case, what you want is
>
> deparse(substitute(var1))
>
> Watch out: if the expression is really long, that can be a vector with
> more than one element. See ?deparse for ways to deal with that.
>
> Duncan Murdoch
>
>
>> Thanks in advance
>>
>> Paolo
>>
>>
>>
>> haveSameLength<- function(var1, var2) {
>> if (length(var1)==length(var2))
>> {
>> print(sprintf("OK with %s and %s\n", var1, var2))
>> } else {
>> print("Problems!!")
>> }
>> }
>>
>> [[alternative HTML version deleted]]
>>
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>> PLEASE do read the posting guide
>> http://www.R-project.org/posting-guide.html<http://www.r-project.org/posting-guide.html>
>> and provide commented, minimal, self-contained, reproducible code.
>>
>
>
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