convert strings to integers in variables in r code example

Example: r string to integer

# Usage
strtoi(x, base = 0L)

# Arguments
# x	
# a character vector, or something coercible to this by as.character.

# base	
# an integer which is between 2 and 36 inclusive, or zero (default).

# Examples
strtoi(c("0xff", "077", "123"))
strtoi(c("ffff", "FFFF"), 16L)
strtoi(c("177", "377"), 8L)