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The______function tests for any character for which isalpha or isdigit is true.

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The______function tests for any character for which isalpha or isdigit is true.

(a) isxdigit()

(b) isspace()

(c) isalnum()

(d) isupper()

The question was posed to me in class test.

Query is from Character Handling topic in portion String Operations in C of C

1 Answer

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Best answer
The correct option is (c) isalnum()

Explanation: int isalnum(int c)

The isalnum function tests for any character for which isalpha or isdigit is true.

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