How do I create a new column based on multiple conditions from multiple columns?

by

More Related Contents:

  1. The condition has length > 1 and only the first element will be used
  2. Adding new column with conditional values using ifelse
  3. Count number of rows within each group
  4. Drop unused factor levels in a subsetted data frame
  5. Why is it not advisable to use attach() in R, and what should I use instead?
  6. Create an empty data.frame
  7. Create a group number for each consecutive sequence
  8. Subset data frame based on multiple conditions [duplicate]
  9. R – Concatenate two dataframes?
  10. Remove columns with zero values from a dataframe
  11. How to convert dataframe into time series?
  12. Merge unequal dataframes and replace missing rows with 0
  13. What can R do about a messy data format?
  14. Removing display of row names from data frame
  15. How to delete rows from a data.frame, based on an external list, using R?
  16. R ifelse statement
  17. Return a data frame from function
  18. Splitting a string into new rows in R [duplicate]
  19. Split one row into multiple rows [duplicate]
  20. Converting a list of data frames into individual data frames in R [duplicate]
  21. Shift values in single column of dataframe up
  22. Create column with grouped values based on another column
  23. Split a column into multiple binary dummy columns [duplicate]
  24. Split up a dataframe by number of rows
  25. Re-ordering factor levels in data frame [duplicate]
  26. dplyr change many data types
  27. Convert list to data frame while keeping list-element names
  28. Merge multiple variables in R
  29. How to dplyr rename a column, by column index?
  30. Interpolating timeseries

Leave a Comment