Here you can find the source of regionMatches(char[] source, char[] target, int sIndex)
public static boolean regionMatches(char[] source, char[] target, int sIndex)
//package com.java2s; /**//from ww w. j a va 2s .c o m * Copyright 2014, Emory University * * Licensed 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 { /** {@code tIndex + sc.length <= tc.length}. */ public static boolean regionMatches(char[] source, char[] target, int sIndex) { if (source.length < sIndex + target.length) return false; int i, len = target.length; for (i = 0; i < len; i++) { if (source[sIndex + i] != target[i]) return false; } return true; } }