Here you can find the source of rightTrim(String s, char c)
public static String rightTrim(String s, char c)
//package com.java2s; /*//from ww w.j ava2 s . c o m // Licensed to DynamoBI Corporation (DynamoBI) under one // or more contributor license agreements. See the NOTICE file // distributed with this work for additional information // regarding copyright ownership. DynamoBI 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 { public static String rightTrim(String s, char c) { int stop; for (stop = s.length(); stop > 0; stop--) { if (s.charAt(stop - 1) != c) { break; } } if (stop > 0) { return s.substring(0, stop); } return ""; } }