sorting df in r code example

Example 1: sort in descending order in r

library(dplyr)
set.seed(1234)
data_frame <- tibble(  
	c1 = rnorm(50, 5, 1.5),   
	c2 = rnorm(50, 5, 1.5),  
	c3 = rnorm(50, 5, 1.5),
	c4 = rnorm(50, 5, 1.5), 	
	c5 = rnorm(50, 5, 1.5)
)
# Sort by c1
df <-data_frame[order(data_frame$c1),]
head(df)

Example 2: r sort data frame by one column

population[order(population$age),]