Mention the use of isalpha() and toupper() character functions.

1.	Mention the use of isalpha() and toupper() character functions.
Answer» 1. isalpha(): Returns a non-zero value if the argument is a A-Z or a-z letters. For example, isalpha(‘a’) output: 1 means true isalpha(‘5’) output: 0 means false 2. toupper( ): It converts the lower case alphabet character to upper case. For example, toupper(‘a’) output: A

Answer»

1. isalpha(): Returns a non-zero value if the argument is a A-Z or a-z letters.

For example, isalpha(‘a’)

output: 1 means true isalpha(‘5’) output: 0 means false

2. toupper( ): It converts the lower case alphabet character to upper case.

For example, toupper(‘a’)

output: A

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Mention the use of isalpha() and toupper() character functions.

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