isAlphaNumeric

public bool isAlphaNumeric()

'true' if the character is alphanumeric and 'false' otherwise.

Checks if the character value is an alphabetic character (ranging from A-Z and a-z) or a numeric digit.

For numeric digits, this check will only perform the check on Arabic numeral digits: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9. Digits from other numbering systems are not included.

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`a`.isAlphaNumeric(); // true `i`.isAlphaNumeric(); // true `3`.isAlphaNumeric(); // true `+`.isAlphaNumeric(); // false `@`.isAlphaNumeric(); // false