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remove column in rr

Phoenix answered on November 26, 2022 Popularity 1/10 Helpfulness 1/10

answer remove column in rr

remove column in rr

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# Create dataframe
df=data.frame(id=c(11,22,33,44,55),
              pages=c(32,45,33,22,56),
              name=c("spark","python","R","java","jsp"),
              chapters=c(76,86,11,15,7),
              price=c(144,553,321,567,890))

# Display the dataframe
print(df)

# Remove Columns by Index
df2 <- df[,-2]

# Remove Columns by Range
df2 <- df[,-2:-4]

# Remove Multiple columns
df2 <- df[,-c(2,3)]

# Remove  Columns in List
df2 <- df[,!names(df) %in% c("id", "name", "chapters")]

# Remove using subset
df2 <- subset(df, select = -c(id, name, chapters))

# Load the dplyr package
library("dplyr")

# Remove columns using select()
df2 <- df %>% select(-c(id, name, chapters))

# Remove columns by Range
df2 <- df %>% select(-(id:chapters))

# Remove columns contains character
df2 <- df %>% select(-contains('apt'))

# Remove columns starts with
df2 <- df %>% select(-starts_with('c'))

# Remove columns ends with
df2 <- df %>% select(-ends_with('e'))

# Remove columns using  within()
df2 <- within(df, rm(id, name, chapters))

Popularity 1/10 Helpfulness 1/10 Language whatever

Source: sparkbyexamples.com

Tags: rr whatever

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Contributed on Nov 26 2022

Phoenix

0 Answers Avg Quality 2/10

remove column in rr

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