Получение знака элементов числового вектора в программировании на R - функция sign ()
Опубликовано: 17 Февраля, 2022
sign()
function in R Language is used to find the sign of the elements of the numeric vector provided as argument. It does not work on complex vectors.
Syntax: sign(x)
Parameter:
x represents numeric vectorReturns: 1 for Positive number and -1 for Negative Number
Пример 1:
# Create a variable x <- 1 y <- -100 # Check sign cat ( "Sign of x:" , sign (x), "
" ) cat ( "Sign of y:" , sign (y)) |
Выход:
Знак x: 1 Знак y: -1
Example 2:
# Creating a vector x <- c (1, 5, 0, -10, 100, -20, 10, -69) # Check Sign cat ( "Sign of elements of vector x: " , sign (x), "
" ) |
Выход:
Знак элементов вектора x: 1 1 0 -1 1 -1 1 -1