Java String Capitalize capitalise(String str)

Description

Capitalise a String.

That is, convert the first character into title-case.

License

Apache License

Parameter

Parameter	Description
str	the String to capitalise

Return

capitalised String

Declaration

public static String capitalise(String str) 

Method Source Code

//package com.java2s;
/* ====================================================================
 * The Apache Software License, Version 1.1
 *
 * Copyright (c) 2002 The Apache Software Foundation.  All rights
 * reserved./*ww w.jav  a2  s .  co m*/
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 *    any, must include the following acknowlegement:
 *       "This product includes software developed by the
 *        Apache Software Foundation (http://www.codehaus.org/)."
 *    Alternately, this acknowlegement may appear in the software itself,
 *    if and wherever such third-party acknowlegements normally appear.
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 * 5. Products derived from this software may not be called "Apache"
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 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
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public class Main {
    /**
     * <p>Capitalise a String.</p>
     *
     * <p>That is, convert the first character into title-case.
     * <code>null</code> is returned as <code>null</code>.</p>
     *
     * @param str the String to capitalise
     * @return capitalised String
     */
    public static String capitalise(String str) {
        if (str == null) {
            return null;
        } else if (str.length() == 0) {
            return "";
        } else {
            return new StringBuilder(str.length()).append(Character.toTitleCase(str.charAt(0)))
                    .append(str, 1, str.length()).toString();
        }
    }
}

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