Java tutorial
//package com.java2s; /* * Copyright (C) 2015 The Android Open Source Project * * 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 { static boolean prefixes(CharSequence sequence, String prefix) { boolean prefixes = false; if (sequence.length() > prefix.length()) { int count = prefix.length(); prefixes = true; for (int i = 0; i < count; i++) { if (sequence.charAt(i) != prefix.charAt(i)) { prefixes = false; break; } } } return prefixes; } }