Java String Capitalize Word capitalizeWords(String data)

Description

Capitalizes each word in the given text by converting the first letter to upper case.

License

Apache License

Parameter

Parameter	Description
data	text to be capitalize, possibly null

Return

text with each work capitalized, or null when the text is null

Declaration

public static String capitalizeWords(String data) 

Method Source Code

//package com.java2s;
/****************************************************************
 * Licensed to the Apache Software Foundation (ASF) under one   *
 * or more contributor license agreements.  See the NOTICE file *
 * distributed with this work for additional information        *
 * regarding copyright ownership.  The ASF licenses this file   *
 * to you under the Apache License, Version 2.0 (the            *
 * "License"); you may not use this file except in compliance   *
 * with the License.  You may obtain a copy of the License at   *
 *                                                              *
 *   http://www.apache.org/licenses/LICENSE-2.0                 *
 *                                                              *
 * Unless required by applicable law or agreed to in writing,   *
 * software distributed under the License is distributed on an  *
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY       *
 * KIND, either express or implied.  See the License for the    *
 * specific language governing permissions and limitations      *
 * under the License.                                           *
 ****************************************************************/

public class Main {
    /**//ww  w  .  j a  v  a 2  s .c  o  m
     * Capitalizes each word in the given text by converting the
     * first letter to upper case.
     * @param data text to be capitalize, possibly null
     * @return text with each work capitalized, 
     * or null when the text is null
     */
    public static String capitalizeWords(String data) {
        if (data == null)
            return null;
        StringBuilder res = new StringBuilder();
        char ch;
        char prevCh = '.';
        for (int i = 0; i < data.length(); i++) {
            ch = data.charAt(i);
            if (Character.isLetter(ch)) {
                if (!Character.isLetter(prevCh))
                    res.append(Character.toUpperCase(ch));
                else
                    res.append(Character.toLowerCase(ch));
            } else
                res.append(ch);
            prevCh = ch;
        }
        return res.toString();
    }
}

Related

1. capitalizeWord(String str)
2. capitalizeWord(String word)
3. capitalizeWord(String word)
4. capitalizeWord(String word)
5. capitalizeWords(final String text)
6. capitalizeWords(String s)
7. capitalizeWords(String str)
8. capitalizeWords(String str)
9. capitalizeWords(String str)