how to extract rows and column of dataframe in r
df[,] #All rows and cols
df[1,] #1st row and all cols
df[1:2,] #First two rows and all cols
df[c(1,3),] #First and third row and all cols
df[1,2:3] #First row and 2nd-3rd col
df[1:2,2:3] #First,second row and Second and third cols
df[,1] #All rows and just first column
#df[,c(1,3)] # all rows and first and third colr - extracting specific columns from a data frame
### Solution 2
library(dplyr)
df %>%
select(A, B, E)
### Solution 2
new_df <- subset(df, select=c("A", "B", "C"))Copyright © 2021 Codeinu
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