Remove a column by using column name
We can remove a column with select() method by its column name.
Syntax:
select(dataframe,-column_name)
Where, dataframe is the input dataframe and column_name is the name of the column to be removed.
Example: R program to remove a column
R
# load the library library(dplyr) # create dataframe with 3 columns # id,name and address data1=data.frame(id=c(1,2,3,4,5,6,7,1,4,2), name=c('sravan','ojaswi','bobby', 'gnanesh','rohith','pinkey', 'dhanush','sravan','gnanesh', 'ojaswi'), address=c('hyd','hyd','ponnur','tenali', 'vijayawada','vijayawada','guntur', 'hyd','tenali','hyd')) # remove name column print(select(data1,-name)) # remove id column print(select(data1,-id)) |
Output:
How to Remove a Column by name and index using Dplyr Package in R
In this article, we are going to remove columns by name and index in the R programming language using dplyr package.
Dataset in use:
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