Re: [R] flexible alternative to subsetting dataframe inside nested loops

On Wed, Mar 24, 2010 at 8:52 AM, mgierdal wrote: > > I have a dataFrame variable: > >      L1  L2 L3 ... v1 v2 ... >  1 >  2 >  3 >  4 >  ... > > I want to process subsets of it as defined by combinations of L1-L2-L3. I do > it successfully using nested loops: > > for (i in valuesOfL1 { >  for (j

[R] flexible alternative to subsetting dataframe inside nested loops

I have a dataFrame variable: L1 L2 L3 ... v1 v2 ... 1 2 3 4 ... I want to process subsets of it as defined by combinations of L1-L2-L3. I do it successfully using nested loops: for (i in valuesOfL1 { for (j in valuesOfL2) { for (k in valuesOfL3) { tempData <- subs