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

toupper() function in detail

The toupper() function in R is used to convert a lowercase string to an uppercase string.

Syntax:

Return: Returns the uppercase version of the given string.

Example 1:

# R program to convert a string
# from lowercase to uppercase

# Given String
text <- "Welcome to the world of R programming"

# Using toupper() method
result <- toupper(text)

print(result)

Output:

[1] "WELCOME TO THE WORLD OF R PROGRAMMING"

Example 2:

# R program to convert a string
# from lowercase to uppercase

# Given String
sentence <- "Practice makes a person perfect"

# Using toupper() method
converted <- toupper(sentence)

print(converted)

Output:

[1] "PRACTICE MAKES A PERSON PERFECT"