Write the purpose of Isalpha() and Toupper() built in function,

1.	Write the purpose of Isalpha() and Toupper() built in function,
Answer» 1. isalpha() returns a non-zero value if argument is A-Z or a-z letters. For example, isalpha(‘a’) output: true isalpha(‘5’) output: false 2. toupper () function converts the lower case alphabet character to upper case. For example, toupper(‘a’) output: A

Answer»

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

For example, isalpha(‘a’) output: true isalpha(‘5’)

output: false

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

For example, toupper(‘a’)

output: A

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Write the purpose of Isalpha() and Toupper() built in function,

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