Here you can find the source of startsWith(String baseString, String compareString)
public static boolean startsWith(String baseString, String compareString)
//package com.java2s; /**/*w w w . j av a 2 s.c o m*/ * Converts a line of text into an array of lower case words using a * BreakIterator.wordInstance(). * <p> * * This method is under the Jive Open Source Software License and was written * by Mark Imbriaco. * * @param text * a String of text to convert into an array of words * @return text broken up into an array of words. */ public class Main { /** * startWith */ public static boolean startsWith(String baseString, String compareString) { if (baseString == null || compareString == null) return false; else return baseString.startsWith(compareString); } }