Get the Sign of Elements of a Numeric Vector in R Programming – sign() Function
Last Updated :
25 Jun, 2020
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 vector
Returns: 1 for Positive number and -1 for Negative Number
Example 1:
x <- 1
y <- -100
cat("Sign of x:", sign(x), "\n")
cat("Sign of y:", sign(y))
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Output:
Sign of x: 1
Sign of y: -1
Example 2:
x <- c(1, 5, 0, -10, 100, -20, 10, -69)
cat("Sign of elements of vector x: ", sign(x), "\n")
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Output:
Sign of elements of vector x: 1 1 0 -1 1 -1 1 -1
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