# No char type: a char is a string of length 1
char_a <- "A"
# as.character() changes nothing here
string_a <- as.character(char_a)
# string_a = A
char_str <- paste("character", char_a)
# char_str = character A
type <- class(char_a)
# type = character
cat("string_a =", string_a, "\n")
cat("char_str =", char_str, "\n")
cat("type =", type, "\n")