Convert string from lowercase to uppercase in R programming – toupper() function

toupper() method in R programming is used to convert the lowercase string to uppercase string.

Syntax: toupper(s)

Return: Returns the uppercase string.

Example 1:




# R program to convert string
# from lowercase to uppercase
  
# Given String
gfg <- "Beginner For Beginner"
  
# Using toupper() method
answer <- toupper(gfg)
  
print(answer)


Output:

[1] "Beginner FOR Beginner"

Example 2:




# R program to convert string
# from lowercase to uppercase
  
# Given String
gfg <- "The quick brown fox jumps over the lazy dog"
  
# Using toupper() method
answer <- toupper(gfg)
  
print(answer)


Output:

[1] "THE QUICK BROWN FOX JUMPS OVER THE LAZY DOG"