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Clib.isalnum() Method


This function returns true if a specified character is alphanumeric.

Syntax

Clib.isalnum(char)

Parameter
Description

char

Either a single character or a variable containing a single character

Returns

True if char is an alphabetic character from A through Z or a through z, or is a digit from 0 through 9; otherwise, false.

Usage

This function returns true if char is alphanumeric. Otherwise, it returns false.

See Also

Clib.isalpha() Method
Clib.isdigit() Method
Clib.islower() Method
Clib.isprint() Method
Clib.isupper() Method

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