Convert a Character Object to Integer in R Programming - as.integer() Function
Last Updated :
16 Jun, 2020
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as.integer()
function in R Language is used to convert a character object to integer object.
Syntax: as.integer(x) Parameters: x: Character ObjectExample 1:
# R program to convert a character object
# to an integer object
# Calling as.integer() function
as.integer("4")
as.integer("1.6")
as.integer("-3.2")
as.integer("0x400")
[1] 4 [1] 1 [1] -3 [1] 1024Example 2:
# R program to convert a character object
# to an integer object
# Creating a vector
x <- c(1, 2, 3, 4, 5)
# Check if the vector is an integer
is.integer(x)
# Convert to integer
x1 <- as.integer(x)
x1
# Calling is.integer() function
is.integer(x1)
[1] FALSE [1] 1 2 3 4 5 [1] TRUE