R Order Data Frame Rows According to Vector (Example) | Sort & Rearrange | match & left_join [dplyr]
Автор: Statistics Globe
Загружено: 2021-05-30
Просмотров: 1212
How to sort data frame rows based on the values of a vector with a specific order in the R programming language. More details: https://statisticsglobe.com/r-order-d...
R code of this video:
data ＜- data.frame(x1 = 11:15, # Create example data
x2 = letters[1:5],
x3 = 6:10)
vec ＜- c("b", "e", "a", "c", "d") # Create example vector
vec # Print example vector
data_new1 ＜- data[match(vec, data$x2), ] # Reorder data frame
install.packages("dplyr") # Install & load dplyr package
library("dplyr")
data_new2 ＜- left_join(data.frame(x2 = vec), # Reorder data frame
data,
by = "x2")
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