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Convert string from lowercase to uppercase in R programming – toupper() function
  • Last Updated : 10 May, 2020

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"

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