How can I change XTS to data.frame and keep Index?

Related Contents:

  1. Converting a data frame to xts
  2. Subset xts object by time of day
  3. How do I make a list of data frames?
  4. Dynamically select data frame columns using $ and a character value
  5. Repeat each row of data.frame the number of times specified in a column
  6. Filter data.frame rows by a logical condition
  7. Split delimited strings in a column and insert as new rows [duplicate]
  8. Combine a list of data frames into one data frame by row
  9. How to split a data frame?
  10. Convert data from long format to wide format with multiple measure columns
  11. Expand ranges defined by “from” and “to” columns
  12. Filtering a data frame by values in a column [duplicate]
  13. How does one reorder columns in a data frame?
  14. Subset dataframe by multiple logical conditions of rows to remove
  15. Create a group number for each consecutive sequence
  16. Coerce multiple columns to factors at once
  17. Transpose a data frame
  18. Splitting a dataframe string column into multiple different columns [duplicate]
  19. How to convert a table to a data frame
  20. How to replace NA values in a table for selected columns
  21. How to quickly form groups (quartiles, deciles, etc) by ordering column(s) in a data frame
  22. Detect at least one match between each data frame row and values in vector
  23. Replace all particular values in a data frame
  24. Define and apply custom bins on a dataframe
  25. Replace all occurrences of a string in a data frame
  26. R pass variable column indices to ggplot2 [duplicate]
  27. Split up a dataframe by number of rows
  28. Converting nested list to dataframe
  29. R – Concatenate two dataframes?
  30. Add (insert) a column between two columns in a data.frame
  31. Calculate row-wise proportions
  32. Subtract a column in a dataframe from many columns in R
  33. Add a prefix to column names
  34. Extracting time from POSIXct
  35. Converting two columns of a data frame to a named vector
  36. R convert dataframe to JSON
  37. Forecasting time series data
  38. How to save a data.frame in R?
  39. Select rows from one data.frame that are not present in a second data.frame
  40. Extend contigency table with proportions (percentages)
  41. Should I use a data.frame or a matrix?
  42. Specifying column names in a data.frame changes spaces to “.”
  43. Deleting columns from a data.frame where NA is more than 15% of the column length [duplicate]
  44. Create empty data frame with column names by assigning a string vector? [duplicate]
  45. Practical limits of R data frame
  46. How do you remove columns from a data.frame?
  47. Add extra level to factors in dataframe
  48. Replace in a factor column
  49. Unlist a data frame by rows, not columns
  50. What is the first column in R’s mtcars dataset?

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