Java String Trim Right rtrim(String s)

Description

Trims trailing spaces from a string.

License

Apache License

Parameter

Parameter	Description
s	string to be trimmed

Return

trimmed string

Declaration

public static String rtrim(String s) 

Method Source Code

//package com.java2s;
/*/* ww w. j a v a 2  s .  co  m*/
 * 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 {
    /**
     * Trims trailing spaces from a string.
     *
     * @param s string to be trimmed
     * @return trimmed string
     */
    public static String rtrim(String s) {
        int n = s.length() - 1;
        if (n >= 0) {
            if (s.charAt(n) != ' ') {
                return s;
            }
            while ((--n) >= 0) {
                if (s.charAt(n) != ' ') {
                    return s.substring(0, n + 1);
                }
            }
        }
        return "";
    }
}

Related

1. rtrim(String pString)
2. rtrim(String s)
3. rtrim(String s)
4. rtrim(String s)
5. rTrim(String s)
6. rtrim(String s)
7. rtrim(String s)
8. rtrim(String s)
9. rtrim(String s)