Here you can find the source of startsWithIgnoreCase(String s, String prefix)
public static boolean startsWithIgnoreCase(String s, String prefix)
//package com.java2s; /*// w w w. j a va 2s. c o m * ? Copyright IBM Corp. 2012-2013 * * 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 { /** * Identical to String.startsWith but case insensitive. * @ibm-api */ public static boolean startsWithIgnoreCase(String s, String prefix) { return startsWithIgnoreCase(s, prefix, 0); } /** * Identical to String.startsWith but case insensitive. * @ibm-api */ public static boolean startsWithIgnoreCase(String s, String prefix, int start) { return s.regionMatches(true, start, prefix, 0, prefix.length()); } }