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

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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 <- "Geeks For Geeks"
  
# Using toupper() method
answer <- toupper(gfg)
  
print(answer)

                    
Output:
[1] "GEEKS FOR GEEKS"
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"

Last Updated : 10 May, 2020
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