Delete rows containing specific strings in R

by

This should do the trick:

df[- grep("REVERSE", df$Name),]

Or a safer version would be:

df[!grepl("REVERSE", df$Name),]

More Related Contents:

  1. Selecting data frame rows based on partial string match in a column
  2. Split data frame string column into multiple columns
  3. Compare two data.frames to find the rows in data.frame 1 that are not present in data.frame 2
  4. Is there an R function for finding the index of an element in a vector?
  5. Concatenate a vector of strings/character
  6. Repeat rows of a data.frame [duplicate]
  7. Extracting the last n characters from a string in R
  8. Capitalize the first letter of both words in a two word string
  9. Conditional merge/replacement in R
  10. Test if characters are in a string
  11. Count the number of all words in a string
  12. How to delete rows from a dataframe that contain n*NA
  13. dplyr: inner_join with a partial string match
  14. Remove part of a string
  15. Replace multiple strings in one gsub() or chartr() statement in R?
  16. Deleting reversed duplicates with R
  17. sum cells of certain columns for each row
  18. How to remove rows with any zero value
  19. Split a string by any number of spaces
  20. Counting number of instances of a condition per row R [duplicate]
  21. Find value corresponding to maximum in other column [duplicate]
  22. MATCH function in r [duplicate]
  23. Raw text strings for file paths in R
  24. Removing specific rows from a dataframe
  25. Add a new column to a dataframe using matching values of another dataframe [duplicate]
  26. Split a string every 5 characters
  27. Deleting every n-th row in a dataframe
  28. Split a string column into several dummy variables
  29. Concatenate / paste a column by a group and add to original data
  30. Efficient string similarity grouping

Leave a Comment