is character Alpha Numeric - Android java.lang

Description

is character Alpha Numeric

Demo Code

/*/*from w  w  w. j  av a2  s.  c o  m*/
 *******************************************************************************
 * Copyright (C) 2009-2010, International Business Machines Corporation and    *
 * others. All Rights Reserved.                                                *
 *******************************************************************************
 */
//package com.java2s;

public class Main {
    public static boolean isAlphaNumeric(char c) {
        return isAlpha(c) || isNumeric(c);
    }

    public static boolean isAlpha(char c) {
        return (c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z');
    }

    public static boolean isNumeric(char c) {
        return (c >= '0' && c <= '9');
    }
}

• Previous
• Next

Related Tutorials

• Create a char array from a byte array
• Create a byte array from a char array
• is char letter
• is char Alpha Numeric String
• is char Numeric