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change columnnames in r

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Phoenix answered on February 27, 2020 Popularity 7/10 Helpfulness 3/10

answer change columnnames in r

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change columnnames in r

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# declaring the columns of data frame
df = data.frame(
col1 = c('A', 'B', 'C', NA,'M'),
col2 = c(12.5, 9, 16.5,  20, 14.5),
col3 = c(NA, 3, 2, NA, 0))
  
# printing original data frame
print("Original data frame : ")
print(df)
  
# print("Renaming columns names ")
# renaming all the column names of data frame
df <- setNames(df, c("changed_Col1","changed_Col2","changed_Col3"))
  
print("Renamed data frame : ")
print(df)

Popularity 7/10 Helpfulness 3/10 Language r

Source: www.geeksforgeeks.org

Tags: r

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Contributed on Nov 04 2022

Phoenix

0 Answers Avg Quality 2/10

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r change column name in dataframe

Comment

df <- df %>%
  rename(newName1 = oldName1 ,
         newName2 = oldName2)

Popularity 9/10 Helpfulness 8/10 Language whatever

Source: Grepper

Tags: dataframe data

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Contributed on Feb 26 2021

adriendums

0 Answers Avg Quality 2/10

how to change column names in r

Comment

colnames(dataset) <- c('name1','name2',..)

Popularity 9/10 Helpfulness 7/10 Language r

Source: stackoverflow.com

Tags: names name

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Contributed on May 14 2020

Bewildered Barracuda

0 Answers Avg Quality 2/10

r rename columns

Comment

library(plyr)
rename(d, c("beta"="two", "gamma"="three"))
#>   alpha two three
#> 1     1   4     7
#> 2     2   5     8
#> 3     3   6     9

Popularity 9/10 Helpfulness 6/10 Language r

Source: www.cookbook-r.com

Tags: r rename re

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Contributed on Mar 25 2020

Strange Snake

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rename columns based on a variable in r

Comment

df <- rename(df, new_name = old_name) #For renaming dataframe column
 
tbl <- rename(tbl, new_name = old_name) #For renaming tibble column
 
tbl <- tbl %>% rename(new_name = old_name) #For renaming tibble column using dplyrpipe 
                                           #operator

Popularity 9/10 Helpfulness 6/10 Language r

Source: honingds.com

Tags: r rename ren

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Contributed on Jun 21 2020

0 Answers Avg Quality 2/10

rename column in r

Comment

my_data %>% 
  rename(
    sepal_length = Sepal.Length,
    sepal_width = Sepal.Width
    )

Popularity 10/10 Helpfulness 5/10 Language r

Source: www.datanovia.com

Tags: r

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Contributed on May 26 2020

0 Answers Avg Quality 2/10

rename columns in table r

Comment

rename(table_name, new_column = old_column)

#For multiple column change:
rename(table_name, new_column = old_column, new_col2 = old_col2)

Popularity 9/10 Helpfulness 5/10 Language r

Source: Grepper

Tags: r rename

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Contributed on Sep 22 2021

Kwams

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rename column in r

Comment

# df = dataframe
# old.var.name = The name you don't like anymore
# new.var.name = The name you want to get

names(df)[names(df) == 'old.var.name'] <- 'new.var.name'

Popularity 9/10 Helpfulness 5/10 Language r

Source: stackoverflow.com

Tags: r rename

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Contributed on Feb 27 2020

Comfortable Cow

0 Answers Avg Quality 2/10

r - change column name

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colnames(df)[colnames(df) == "name"] <- "new_name"

Popularity 7/10 Helpfulness 5/10 Language r

Source: stackoverflow.com

Tags: r

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Contributed on Jun 22 2020

Andrea Perlato

0 Answers Avg Quality 2/10

r dataframe change column name

Comment

names(df)[1] <- paste("newName")

Popularity 9/10 Helpfulness 4/10 Language whatever

Source: Grepper

Tags: dataframe data

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Contributed on May 29 2020

Brave Beetle

0 Answers Avg Quality 2/10

rename column in r

Comment

#Example 1 - Rename second column to c2
colnames(my_dataframe)[2] ="c2"

#Example 2 - Rename fifth column to c5
names(my_dataframe)[5] ="c5"

#Example 3 - Rename the column name - id to c1
colnames(my_dataframe)[colnames(my_dataframe) == "id"] ="c1"

#Example 4 - Load the library
library("dplyr")
#Using rename()
my_dataframe <- my_dataframe %>% 
       rename("id" = "c1")

# Example 5 - Rename multiple columns using rename()
my_dataframe <- my_dataframe %>% 
        rename("id" = "c1",
               "pages" = "c2",
               "name" = "c3")

# Example 6 - Rename column by index
my_dataframe <- my_dataframe %>% 
       rename(col1 = 1, col2 = 2)

# Example 7 - Using select()
my_dataframe <- my_dataframe %>% 
    select(col1 = 1, everything() )

# Example 8 - Using rename_with()
my_dataframe <- my_dataframe %>% 
    rename_with(.cols = 1, ~"col1")

# Example 9 - Load library data.table
library(data.table)
# Rename multiple columns for old to new
setnames(my_dataframe, old = c('c1','c2','c3'), 
         new = c('id','pages','name'))

Popularity 5/10 Helpfulness 4/10 Language r

Source: sparkbyexamples.com

Tags: r rename

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Contributed on Apr 18 2023

Phoenix

0 Answers Avg Quality 2/10

change columnnames in r

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