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2009 Aug 20
1
Read and merge a number of .xls files into one dataframe
...e and merge the columns with the same name into a single dataframe. here is what I have thus far (on Mac OS X 10.5.2. for R 2.8.0): # Define the directory where the data is path="/Users/home/mydata/" # Make a list of the filenames (they are all .xls so no need for a regular expression seekig out ones ending in .xls ) files=list.files(path="/Users/home/mydata/") # Read them into a list called data data=tapply(paste(path,files,sep=""),files[1:length(files)],read.xls) This gives the data in a list. What I want is a dataframe. I can turn it into a matrix with as.ma...