Java String Capitalize capitalize(String string)

Description

Return (possibly copy of) given string with first character upper case.

License

Open Source License

Declaration

public static String capitalize(String string) 

Method Source Code

//package com.java2s;
/* Copyright (c) 2008 Charles Rich and Worcester Polytechnic Institute.
 * All Rights Reserved.  Use is subject to license terms.  See the file
 * "license.terms" for information on usage and redistribution of this
 * file and for a DISCLAIMER OF ALL WARRANTIES.
 *///  w  w  w .j av a  2 s.c  o m

public class Main {
    /**
     * Return (possibly copy of) given string with first character upper case.
     */
    public static String capitalize(String string) {
        if (Character.isUpperCase(string.charAt(0)))
            return string;
        char chars[] = string.toCharArray();
        chars[0] = Character.toUpperCase(chars[0]);
        return new String(chars);
    }

    /**
     * Change first character of given string buffer to upper case.
     */
    public static void capitalize(StringBuilder buffer) {
        if (buffer.length() > 0) {
            char first = buffer.charAt(0);
            if (!Character.isUpperCase(first))
                buffer.setCharAt(0, Character.toUpperCase(first));
        }
    }
}

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