Reordering of a Data Set in R Programming – arrange() Function
arrange()
function in R Language is used for reordering of table rows with the help of column names as expression passed to the function.
Syntax: arrange(x, expr)
Parameters:
x: data set to be reordered
expr: logical expression with column name
Example 1:
# R program to reorder a data set # Loading library library(dplyr) # Calling dataset x < - BOD x # Calling arrange() function arrange(x, demand) |
Output:
Time demand 1 1 8.3 2 2 10.3 3 3 19.0 4 4 16.0 5 5 15.6 6 7 19.8 Time demand 1 1 8.3 2 2 10.3 3 5 15.6 4 4 16.0 5 3 19.0 6 7 19.8
Example 2:
# R program to reorder a data set # Loading library library(dplyr) # Create a data frame d < - data.frame( name = c( "Abhi" , "Bhavesh" , "Chaman" , "Dimri" ), age = c( 7 , 5 , 9 , 16 ) ) # Arranging name according to the age d.name< - arrange(d, age) print (d.name) |
Output:
name age 1 Bhavesh 5 2 Abhi 7 3 Chaman 9 4 Dimri 16
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