Read in multiple, identically ordered files.

multiread_delim.R

multiread.delim = function(path, header = TRUE, sep = '\t') {
  # multiread.delim is a function to read in all the files in a given directory
  # and rbind them into one data frame.  Input files need to be of the same 
  # structure. Headers will be labeled according to the headers in the first file.
  
  file_names = paste(path, list.files(path), sep = '/')
    
  for (file in file_names) {
  
    if (!exists('combined_df')) {
      dataset = read.delim(file, header = header, sep = sep)
      names(dataset) = clean_strings(names(dataset))
    }
    
    if (exists('combined_df')) {
      temp = read.delim(file, header = header, sep = sep)
      names(temp) = names(combined_df)
      combined_df = rbind(combined_df, temp)
      rm(temp)
    }
  }
  return(dataset)
}